Key to Lordomyrma species

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This key to species of Lordomyrma, the first for the genus, is based on Liu, Xu & Hita Garcia (2021).

1

  • In full-face view, from center of frons to posterior margin of head smooth and shining (Fig. 24) => 2
  • In full-face view, from center of frons to posterior margin of head coarsely rugose or reticulate (Figs. 25-26) => 17
Figs. 24–26. Head in full-face view. (24) Lordomyrma furcifera (CASENT0922236, photograph by Michele Esposito); (25) L. reticulata (CASENT0012197, photograph by April Nobile); (26) L. azumai (CASENT0172483, photograph by April Nobile). From AntWeb 2021. (Liu, Xu & Hita Garcia, 2021)

2

return to couplet #1

  • Promesonotum strongly convex and subglobose (Fig. 27); propodeal spines very long, equal to or longer than propodeal dorsum, strongly diverging and out-curved (Fig. 28) => 3
  • Promesonotum not so strongly convex as above(Fig. 29); propodeal spines shorter than propodeal dorsum, straight or curved, not so strongly diverging and out-curved (Fig. 30) => 4
Figs. 27–30. Mesosoma in profile (27, 29) and dorsal view (28, 30). (27-28) Lordomyrma crawleyi (CASENT0006154, photographs by April Nobile); (29-30) L. nigra (CASENT0900967, photographs by Will Ericson). From AntWeb 2021. (Liu, Xu & Hita Garcia, 2021)

3

return to couplet #2

  • In profile view, apex of propodeal spine upcurved; top of postpetiole with short acute spine (Fig. 31) (New Guinea) => Lordomyrma crawleyi
  • In profile view, apex of propodeal spine straight; top of postpetiole rightly angled, without acute spine (Fig.32) (New Guinea, New Caledonia) => Lordomyrma furcifera
Figs. 31–32. Body in profile view. (31) Lordomyrma crawleyi, type worker (CASENT0006154, photograph by April Nobile); (32) L. furcifera, holotype worker (CASENT0922236, photograph by Michele Esposito). From AntWeb 2021. (Liu, Xu & Hita Garcia, 2021)

4

return to couplet #2

  • In profile view, metanotal groove absent (Fig. 33) => 5
  • In profile view, metanotal groove distinctly impressed (Fig. 34) => 6
Figs. 33–34. Mesosoma in profile view. (33) Lordomyrma accuminata (focol1996, photograph by Christiana Kingenberg); (34) L. sukuna (CASENT0171006, photograph by Eli M. Sarnat). From AntWeb 2021. (Liu, Xu & Hita Garcia, 2021)

5

return to couplet #4

  • Head square, as broad as long (Fig. 35); sides of head longitudinally striate; in profile view, top of postpetiole bluntly angled (Fig. 36) (New Guinea) => Lordomyrma nigra
  • Head rectangular, distinctly longer than broad (Fig. 37); sides of head smooth; in profile view, top of postpetiole roundly convex (Fig. 38) (New Guinea) => Lordomyrma accuminata
Figs. 35–38. Head in full-face view (35, 37) and body in profile view (36, 38). (35-36) Lordomyrma nigra, syntype worker (CASENT0900967, photographs by Will Ericson); (37-38) L. accuminata, holotype worker (focol1966, photographs by Christiana Kingenberg). From AntWeb 2021. (Liu, Xu & Hita Garcia, 2021)

6

return to couplet #4

  • In profile view, top of petiolar node with a sharp spine (Fig. 39) => 7
  • In profile view, top of petiolar node without a sharp spine, at most acutely angled (Figs. 40-42) => 8
Figs. 39–42. Mesosoma and waist in profile view. (39) Lordomyrma caledonica (CASENT0915402, photograph by Will Ericson); (40) L. diwata (Taylor 2012: fig 22); (41) L. vuda (CASENT0171018, photograph by Eli M. Sarnat); (42) L. polita (CASENT0171007, photograph by Eli M. Sarnat). From AntWeb 2021. (Liu, Xu & Hita Garcia, 2021)

7

return to couplet #6

  • Head trapezoidal, as broad as long; apex of scape distinctly surpassed posterior head corner (Fig. 43); in profile view, anterodorsal corner of propodeal dorsum narrowly rounded (Fig. 44) (New Caledonia) => Lordomyrma caledonica
  • Head rectangular, longer than broad; apex of scape failed to reach posterior head corner (Fig. 45); in profile view, anterodorsal corner of propodeal dorsum acutely toothed (Fig. 46);(New Guinea) => Lordomyrma infundibuli
Figs. 43–46. Head in full-face view (43, 45) and body in profile view (44, 46). (43-44) Lordomyrma caledonica, syntype worker (CASENT0915402); (45-46) L. infundibuli, syntype worker (CASENT0900966). From AntWeb 2021, photographs by Will Ericson. (Liu, Xu & Hita Garcia, 2021)

8

return to couplet #6

  • Antennal scrobes deep, with clearly defined inner and outer margins (Fig. 47); in profile view, top of petiolar node rightly angled with an acute summit (Fig. 40) => 9
  • Antennal scrobes shallow, at least without clearly defined inner and outer margins (Figs. 48-49); in profile view, top of petiolar node rightly prominent or narrowly rounded, but always with a blunt summit (Figs. 41-42) => 10
Figs. 47–49. Head in full-face view. (47) L. cryptocera, (CASENT0922237, photograph by Michele Esposito); (48) L. curvata (CASENT0171008, photograph by Eli M. Sarnat); (49) L. vuda (CASENT0171018, photograph by Eli M. Sarnat). From AntWeb 2021. (Liu, Xu & Hita Garcia, 2021)

9

return to couplet #8

  • In profile view, sides of head densely foveolate, propodeal spines straight, dorsum of postpetiole moderately convex, hairs on body dorsal dense and long (Fig. 50); in dorsal view, propodeal spines straight (Fig. 51) (Philippines) => Lordomyrma diwata
  • In profile view, sides of head longitudinally rugose, propodeal spines down-curved, dorsum of postpetiole strongly convex, hairs on body dorsal abundant and short (Fig. 52); in dorsal view, propodeal spines in-curved (Fig. 53) (New Guinea) => Lordomyrma cryptocera
Figs. 50–53. Body in profile (50, 52) and in dorsal view (51, 53). (50-51) Lordomyrma diwata, holotype worker (Taylor 2012: figs 22-23); (52-53) L. cryptocera, holotype worker (from AntWeb 2021, CASENT0922237, photographs by Michele Esposito). (Liu, Xu & Hita Garcia, 2021)

10

return to couplet #8

  • In profile view, top of petiolar node rightly prominent with very narrow summit, petiolar node roughly triangle and inclined forward (Fig. 41) => 11
  • In profile view, top of petiolar node narrowly rounded with broader summit, petiolar node roughly conical and erect (Fig. 42) => 16
Figs. 39–42. Mesosoma and waist in profile view. (39) Lordomyrma caledonica (CASENT0915402, photograph by Will Ericson); (40) L. diwata (Taylor 2012: fig 22); (41) L. vuda (CASENT0171018, photograph by Eli M. Sarnat); (42) L. polita (CASENT0171007, photograph by Eli M. Sarnat). From AntWeb 2021. (Liu, Xu & Hita Garcia, 2021)

11

return to couplet #10

  • In profile view, propodeal spines upcurved (Fig. 54) => 12
  • In profile view, propodeal spines straight (Fig. 55) or down-curved => 13
Figs. 54–55. Mesosoma and waist in profile view. (54) Lordomyrma stoneri; (55) L. desupra. (Liu, Xu & Hita Garcia, 2021)

12

return to couplet #11

  • Posterior head margin broad, almost straight (Fig. 48); in profile view, propodeal spines long and weakly up-curved, body dorsum with dense hairs (Fig. 56); in dorsal view, propodeal spines weakly out-curved (Fig.57) (Fiji) => Lordomyrma curvata
  • Posterior head margin narrow, weakly convex (Fig. 58); in profile view, propodeal spines short and strongly up-curved, body dorsum with abundant hairs (Fig. 59); in dorsal view, propodeal spines strongly out-curved (Fig. 60) (Fiji) => Lordomyrma stoneri
Figs. 47–49. Head in full-face view. (47) L. cryptocera, (CASENT0922237, photograph by Michele Esposito); (48) L. curvata (CASENT0171008, photograph by Eli M. Sarnat); (49) L. vuda (CASENT0171018, photograph by Eli M. Sarnat). From AntWeb 2021. (Liu, Xu & Hita Garcia, 2021)
Figs. 56–57. Lordomyrma curvata, holotype worker. (56) Body in profile view; (57) body in dorsal view (from AntWeb 2021, CASENT0171008, photographs by Eli M. Sarnat). (Liu, Xu & Hita Garcia, 2021)
Figs. 58–60. Lordomyrma stoneri, type worker. (58) Head in full-face view; (59) body in profile view; (60) body in dorsal view (from AntWeb 2021, CASENT0171014, photographs by Eli M. Sarnat). (Liu, Xu & Hita Garcia, 2021)

13

return to couplet #11

  • In profile view, sides of head behind eyes archly rugose (Figs. 61-62) (Fiji) => Lordomyrma tortuosa
  • In profile view, sides of head behind eyes smooth and shiny (Fig. 63) => 14
Figs. 61–62. Lordomyrma tortuosa, syntype worker. (61) Head in full-face view; (62) body in profile view (from AntWeb 2021, CASENT0171013, photographs by Eli M. Sarnat). (Liu, Xu & Hita Garcia, 2021)
Figs. 63–66. Body in profile view (63) and waist in dorsal view (64-66). (63-64) Lordomyrma desupra, type worker (CASENT0106145, photographs by Michael Branstetter); (65) L. vuda (CASENT0171018, photograph by Eli M. Sarnat); (66) L. sukuna (CASENT0171006, photograph by Eli M. Sarnat). From AntWeb 2021. (Liu, Xu & Hita Garcia, 2021)

14

return to couplet #13

  • In profile view, propodeal spines straight; postpetiole symmetrical, roundly convex (Fig. 63), dorsum smooth and shiny (Fig. 64); body color reddish brown (Fiji) => Lordomyrma desupra
  • In profile view, propodeal spines slightly curved posteriorly; postpetiole asymmetrical, with prominent anterodorsal corner dorsum rugose (Figs. 65-66); body color black => 15
Figs. 63–66. Body in profile view (63) and waist in dorsal view (64-66). (63-64) Lordomyrma desupra, type worker (CASENT0106145, photographs by Michael Branstetter); (65) L. vuda (CASENT0171018, photograph by Eli M. Sarnat); (66) L. sukuna (CASENT0171006, photograph by Eli M. Sarnat). From AntWeb 2021. (Liu, Xu & Hita Garcia, 2021)

15

return to couplet #14

  • Anterior margin of clypeus moderately convex (Fig. 67); in profile view, sides of propodeum smooth and shiny; anterior margin of petiolar node almost vertical, forming an almost right angle with dorsum of peduncle (Fig.68) (Fiji) => Lordomyrma vuda
  • Anterior margin of clypeus strongly convex (Fig. 69); in profile view, sides of propodeum longitudinally rugose; anterior margin of petiolar node steeply sloping, forming a very blunt angle with dorsum of peduncle (Fig. 70) (Fiji)=> Lordomyrma sukuna
Figs. 67–70. Head in full-face view (67, 69) and body in profile view (68, 70). (67-68) Lordomyrma vuda, type worker (CASENT0171018); (69-70) L. sukuna, type worker (CASENT0171006). From AntWeb 2021, photographs by Eli M. Sarnat. (Liu, Xu & Hita Garcia, 2021)

16

return to couplet #10

  • In full-face view, head weakly narrowing posteriorly with broader posterior margin (Fig.71); in profile view, side of head behind eye smooth and shiny; propodeal spines pointing posteriorly; top of petiolar node broadly rounded; postpetiole erect (Fig.72) (Fiji) => Lordomyrma polita
  • In full-face view, head strongly narrowing posteriorly with narrower posterior margin (Fig.73); in profile view, side of head behind eye archly rugose; propodeal spines pointing posterodorsally; top of petiolar node narrowly rounded; postpetiole weakly inclined anteriorly (Fig. 74) (Fiji) => Lordomyrma levifrons
Figs. 71–74. Head in full-face view (71, 73) and body in profile view (72, 74). (71-72) Lordomyrma polita, type worker (CASENT0171007); (73-74) L. levifrons, holotype worker (CASENT0171004). From AntWeb 2021, photographs by Eli M. Sarnat. (Liu, Xu & Hita Garcia, 2021)

17

return to couplet #1

  • In profile view, top of petiolar node narrowly rounded or bluntly angled, with a blunt summit (Figs. 75-80) => 18
  • In profile view, top of petiolar node acutely or rightly angled, with a sharp, acute or very narrow summit (Figs. 81-82) => 23
Figs. 75–82. Mesosoma and waist in profile view. (75) Lordomyrma bhutanensis (CASENT 0171178); (76) L. nima sp. nov. (77) L. epinotalis (CASENT0219728); (78) L. leae (CASENT0172480); (79) L. rugosa (CASENT0171009); (80) L. lakshmi (Taylor 2012: fig10); (81) L. vanua (CASENT0171051); (82) L. emarginata (Taylor 2012: fig 26). (Liu, Xu & Hita Garcia, 2021)

18

return to couplet #17

  • In profile view, propodeal spines very short, only slightly longer than propodeal lobes (Figs. 75-78) => 19
  • In profile view, propodeal spines very long, distinctly longer than propodeal lobes (Figs. 79-80) => 22
Figs. 75–82. Mesosoma and waist in profile view. (75) Lordomyrma bhutanensis (CASENT 0171178); (76) L. nima sp. nov. (77) L. epinotalis (CASENT0219728); (78) L. leae (CASENT0172480); (79) L. rugosa (CASENT0171009); (80) L. lakshmi (Taylor 2012: fig10); (81) L. vanua (CASENT0171051); (82) L. emarginata (Taylor 2012: fig 26). (Liu, Xu & Hita Garcia, 2021)

19

return to couplet #18

  • In full-face view, anterior margin of clypeus with a tiny tooth medially (Fig. 9) => 20
  • In full-face view, anterior margin of clypeus without a tiny tooth medially (Fig. 1) => 21
Figs. 8–11. Lordomyrma nima sp. nov., holotype worker. (8) Head in full-face view; (9) anterior margin of clypeus in full face view; (10) body in profile view; (11) body in dorsal view. Photographs by Zhenghui Xu. (Liu, Xu & Hita Garcia, 2021)
Figs. 1–3. Lordomyrma jingpo, holotype worker. (1) Head in full-face view; (2) body in profile view; (3) body in dorsal view. Photographs by Zhenghui Xu. (Liu, Xu & Hita Garcia, 2021)

20

return to couplet #19

  • In profile view, petiolar node roughly triangular, node dorsum blunt rounded (Fig.75); in dorsal view, promesonotum irregularly rugose (Fig. 17) (Bhutan, China) => Lordomyrma bhutanensis
  • In profile view, petiolar node roughly trapezoidal, node dorsum roundly convex(Fig. 76); in dorsal view, promesonotum longitudinally rugose (Fig. 11) (China) => Lordomyrma nima
Figs. 75–82. Mesosoma and waist in profile view. (75) Lordomyrma bhutanensis (CASENT 0171178); (76) L. nima sp. nov. (77) L. epinotalis (CASENT0219728); (78) L. leae (CASENT0172480); (79) L. rugosa (CASENT0171009); (80) L. lakshmi (Taylor 2012: fig10); (81) L. vanua (CASENT0171051); (82) L. emarginata (Taylor 2012: fig 26). (Liu, Xu & Hita Garcia, 2021)
Figs. 15–17. Lordomyrma bhutanensis, holotype worker. (15) Head in full-face view; (16) body in profile view; (17) body in dorsal view. From AntWeb 2021, CASENT0171178, photographs by Michael Branstetter. (Liu, Xu & Hita Garcia, 2021)
Figs. 8–11. Lordomyrma nima, holotype worker. (8) Head in full-face view; (9) anterior margin of clypeus in full face view; (10) body in profile view; (11) body in dorsal view. Photographs by Zhenghui Xu. (Liu, Xu & Hita Garcia, 2021)

21

return to couplet #19

  • Posterior head margin broad and almost straight, antennal scrobes absent, head dorsum reticulate (Fig. 83); in profile view, metanotal groove absent, petiole node higher and roughly trapezoidal, body dorsum with dense hairs (Fig. 77); dorsum of promesonotum smooth but punctate posteriorly (Fig. 84) (Solomon Islands) => Lordomyrma epinotalis
  • Posterior head margin narrow and weakly convex, antennal scrobes distinctly impressed, head dorsum longitudinally rugose (Fig. 85); in profile view, metanotal groove deeply notched, petiolar node lower and roughly conical, body dorsum with abundant hairs (Fig. 78); dorsum of pronotum transversely rugose (Fig.86) (Australia, Lord Howe Island) => Lordomyrma leae
Figs. 83–86. Head in full-face view (83, 85) and body in dorsal view (84, 86). (83-84) Lordomyrma epinotalis, type worker (CASENT0219728, photographs by Will Ericson); (85-86) L. leae, type worker (CASENT0172480, photographs by April Nobile). From AntWeb 2021. (Liu, Xu & Hita Garcia, 2021)
Figs. 75–82. Mesosoma and waist in profile view. (75) Lordomyrma bhutanensis (CASENT 0171178); (76) L. nima sp. nov. (77) L. epinotalis (CASENT0219728); (78) L. leae (CASENT0172480); (79) L. rugosa (CASENT0171009); (80) L. lakshmi (Taylor 2012: fig10); (81) L. vanua (CASENT0171051); (82) L. emarginata (Taylor 2012: fig 26). (Liu, Xu & Hita Garcia, 2021)

22

return to couplet #18

  • Posterior head margin narrow and slightly convex, antennal scrobes very shallow, head dorsum longitudinally rugose (Fig. 87); in profile view, metanotal groove deeply impressed, petiolar node roughly conical and inclined anteriorly, body dorsum with abundant hairs; body color black (Fig. 88) (Fiji) => Lordomyrma rugosa
  • Posterior head margin broad and straight, antennal scrobes deep, head dorsum coarsely reticulate (Fig. 89); in profile view, metanotal groove absent, petiolar node roughly trapezoidal and inclined posteriorly, body dorsum with dense hairs. Body color reddish brown (Fig. 90) (India) => Lordomyrma lakshmi
Figs. 87–90. Head in full-face view (87, 89) and body in profile view (88, 90). (87-88) Lordomyrma rugosa, syntype worker (from AntWeb 2021, CASENT0171009, photographs by Eli M. Sarnat); (89-90) L. lakshmi, holotype worker (Taylor 2012: figs 9-10). (Liu, Xu & Hita Garcia, 2021)

23

return to couplet #17

  • Antennal scrobes absent or very shallow, without clear outer boundary (Fig. 91) => 24
  • Antennal scrobes present and deeply impressed, with clear outer boundary (Fig.92) => 26
Figs. 91–92. Head in-full face view. (91) Lordomyrma rouxi (from AntWeb 2021, CASENT0904676, photograph by Zach Lieberman); (92) L. emarginata (Taylor 2012: fig 25). (Liu, Xu & Hita Garcia, 2021)

24

return to couplet #23

  • In profile view, posterodorsal corner of mesonotum highly raised up and rightly angled, forming a step-like reduction between mesonotum and propodeum (Figs. 93-94) (New Caledonia) => Lordomyrma rouxi
  • In profile view, posterodorsal corner of mesonotum at most very lowly raised up and narrowly rounded, not forming a step-like reduction between mesonotum and propodeum (Fig. 95) => 25
Figs. 93–95. Body (93) and mesosoma (94-95) in profile view. (93) Lordomyrma rouxi, syntype worker (from AntWeb 2021, CASENT0904676, photograph by Zach Lieberman); (94) L. rouxi (Emery 1914: fig 8a); (95) L. vanua. (Liu, Xu & Hita Garcia, 2021)

25

return to couplet #24

  • Posterior head margin weakly convex, posterior corners broadly rounded (Fig. 96); in profile view, promesonotum strongly convex and arched; propodeal spines up-curved; body dorsum with abundant hairs (Fig. 97); in dorsal view, propodeal spines curved and pointed laterally (Fig. 98); body color black (Fiji) => Lordomyrma vanua
  • Posterior head margin almost straight, posterior corners narrowly rounded (Fig. 99); in profile view, dorsum of promesonotum almost straight; propodeal spines slightly down-curved (Fig. 100); body dorsum with dense hairs; in dorsal view, propodeal spines curved medially and pointed lateroposteriorly (Fig. 101); body color reddish brown (New Caledonia) => Lordomyrma sarasini
Figs. 96–98. Lordomyrma vanua, syntype worker. (96) Head in full-face view; (97) body in profile view; (98) body in dorsal view. From AntWeb 2021, CASENT0171051, photographs by Eli M. Sarnat. (Liu, Xu & Hita Garcia, 2021)
Figs. 99–101. Lordomyrma sarasini, syntype worker. (99) Head in full-face view; (100) body in profile view; (101) body in dorsal view. From AntWeb 2021, CASENT0904675, photographs by Zach Lieberman. (Liu, Xu & Hita Garcia, 2021)

26

return to couplet #23

  • In profile view, propodeal spines very short, approximately as long as propodeal lobes; petiolar node regularly triangular, as high as long, the top elongated and acutely angled, with straight anterior and posterior margins (Fig. 102) (Philippines) => Lordomyrma emarginata
  • In profile view, propodeal spines long, distinctly longer than propodeal lobes; petiolar node roughly triangular, but lower than long, the top not elongated and rightly angled, at least posterior margin convex (Fig. 103) => 27
Figs. 102–103. Body in profile view. (102) Lordomyrma emarginata, holotype worker (Taylor 2012: fig 26); (103) L. punctiventris, type worker (Taylor 2009: fig 4). (Liu, Xu & Hita Garcia, 2021)

27

return to couplet #26

  • In profile view, propodeal spines upcurved (Fig. 103) (Australia) => Lordomyrma punctiventris
  • In profile view, propodeal spines down-curved or straight (Figs. 104-105) => 28
Figs. 102–103. Body in profile view. (102) Lordomyrma emarginata, holotype worker (Taylor 2012: fig 26); (103) L. punctiventris, type worker (Taylor 2009: fig 4). (Liu, Xu & Hita Garcia, 2021)
Figs. 104–105. Mesosoma and waist in profile view. (104) Lordomyrma idianale; (105) L. reticulata. (Liu, Xu & Hita Garcia, 2021)

28

return to couplet #27

  • Anterior 2/3 of head dorsum coarsely reticulate (Fig. 25) => 29
  • Anterior 2/3 of head dorsum longitudinally rugose (Fig. 26) => 31
Figs. 24–26. Head in full-face view. (24) Lordomyrma furcifera (CASENT0922236, photograph by Michele Esposito); (25) L. reticulata (CASENT0012197, photograph by April Nobile); (26) L. azumai (CASENT0172483, photograph by April Nobile). From AntWeb 2021. (Liu, Xu & Hita Garcia, 2021)

29

return to couplet #28

  • Posterior head margin narrow and moderately convex, with broadly rounded posterior corners (Fig. 106); in profile view, propodeal spines straight (Fig. 107) (Philippines) => Lordomyrma idianale
  • Posterior head margin broad and slightly convex, with narrowly rounded posterior corners (Fig. 1, 25); in profile view, propodeal spines weakly down-curved (Fig. 108) => 30
Figs. 106–107. Lordomyrma idianale, holotype worker. (106) Head in full-face view; (107) body in profile view (Taylor 2012: figs 29-30). (Liu, Xu & Hita Garcia, 2021)
Figs. 1–3. Lordomyrma jingpo, holotype worker. (1) Head in full-face view; (2) body in profile view; (3) body in dorsal view. Photographs by Zhenghui Xu. (Liu, Xu & Hita Garcia, 2021)
Figs. 24–26. Head in full-face view. (24) Lordomyrma furcifera (CASENT0922236, photograph by Michele Esposito); (25) L. reticulata (CASENT0012197, photograph by April Nobile); (26) L. azumai (CASENT0172483, photograph by April Nobile). From AntWeb 2021. (Liu, Xu & Hita Garcia, 2021)
Figs. 108–110. Body in profile (108) and gaster in dorsal view (109-110). (108-109) Lordomyrma reticulata, type worker (from AntWeb 2021, CASENT0012197, photographs by April Nobile); (110) L. jingpo, photograph by Zhenghui Xu. (Liu, Xu & Hita Garcia, 2021)

30

return to couplet #29

  • Forecoxa delicately rugoreticulate, body color uniformly reddish brown (Fig. 108); first gastral segment with shallow regular reticulating sculpture (Fig. 109) (Borneo) => Lordomyrma reticulata
  • Forecoxae lateral side smooth and shiny (Fig. 2), body bicolored, head, mesosoma, petiole, and postpetiole blackish brown, gaster reddish brown (Figs. 1-3); first gastral segment smooth and shiny, with sparse piliferous small punctures (Fig. 110); (China: Yunnan) => Lordomyrma jingpo
Figs. 108–110. Body in profile (108) and gaster in dorsal view (109-110). (108-109) Lordomyrma reticulata, type worker (from AntWeb 2021, CASENT0012197, photographs by April Nobile); (110) L. jingpo sp. nov., photograph by Zhenghui Xu. (Liu, Xu & Hita Garcia, 2021)
Figs. 1–3. Lordomyrma jingpo, holotype worker. (1) Head in full-face view; (2) body in profile view; (3) body in dorsal view. Photographs by Zhenghui Xu. (Liu, Xu & Hita Garcia, 2021)
Figs. 108–110. Body in profile (108) and gaster in dorsal view (109-110). (108-109) Lordomyrma reticulata, type worker (from AntWeb 2021, CASENT0012197, photographs by April Nobile); (110) L. jingpo, photograph by Zhenghui Xu. (Liu, Xu & Hita Garcia, 2021)

31

return to couplet #28

  • In profile view, metanotal groove narrowly shallowly notched(Fig. 111); first gastral segment strongly reticulate-rugose (Fig. 112); body color black (India) => Lordomyrma taylori
  • In profile view, metanotal groove widely deeply impressed (Fig. 113); first gastral segment smooth and shiny, at most with sparse piliferous punctures (Fig. 114); body color reddish brown to blackish brown => 32
Figs. 111–112. Lordomyrma taylori, holotype worker. (111) Body in profile view; (112) gaster in dorsal view. From AntWeb 2021, ANTWEB1008009, photographs by H. Bharti. (Liu, Xu & Hita Garcia, 2021)
Figs. 113–114. Mesosoma in profile view (113) and gaster in dorsal view (114). (113) Lordomyrma azumai (from AntWeb 2021, CASENT0172483, photograph by April Nobile); (114) L. limatula (Taylor 2012: fig 36). (Liu, Xu & Hita Garcia, 2021)

32

return to couplet #31

  • Dorsum of pronotum smooth and shiny, at most with sparse piliferous punctures (Figs. 115-116) => 33
  • Dorsum of pronotum densely reticulate (Figs.117-118) => 34
Figs. 115–118. Dorsum of promesonotum. (115) Lordomyrma limatula (Taylor 2012, fig 35); (116) L. striatella (CASENT0171016, photograph by Eli M. Sarnat); (117) L. azumai (CASENT0172484, photograph by April Nobile); (118) L. hmong (Taylor 2012, fig 15). (Liu, Xu & Hita Garcia, 2021)

33

return to couplet #32

  • Head dorsum sparsely longitudinally rugose (Fig. 119); in profile view, propodeal dorsum weakly convex, propodeal spines weakly down-curved (Fig. 120); in dorsal view, propodeal spines weakly divergent posteriorly (Fig. 121); body color reddish brown (Philippines) => Lordomyrma limatula
  • Head dorsum densely longitudinally rugose (Fig. 122); in profile view, propodeal dorsum weakly concave, propodeal spines straight (Fig. 123); in dorsal view, propodeal spines strongly divergent posteriorly (Fig. 124); body color blackish brown (Fiji) => Lordomyrma striatella
Figs. 119–121. Lordomyrma limatula, holotype worker. (119) Head in full-face view; (120) body in profile view; (121) body in dorsal view (from Taylor 2012: figs 33-35). (Liu, Xu & Hita Garcia, 2021)
Figs. 122–124. Lordomyrma striatella, syntype worker. (122) Head in full-face view; (123) body in profile view; (124) body in dorsal view (from AntWeb 2021, CASENT0171016, photographs by Eli M. Sarnat). (Liu, Xu & Hita Garcia, 2021)

34

return to couplet #32

  • In profile view, petiolar node erect with straight anterior margin (Fig. 125); first gastral segment abundantly punctate (Fig. 126); body dorsum with dense straight hairs and pubescence; body color generally medium reddish brown (Japan) => Lordomyrma azumai
  • In profile view, petiolar node inclined anteriorly with weakly concave anterior margin (Fig. 127); first gastral segment smooth and shiny (Fig. 128). Body dorsum with dense curved hairs and pubescence; body bicolor, head, mesosoma, petiole and postpetiole reddish brown, gaster black (Vietnam) => Lordomyrma hmong
Figs. 125–128. Body in profile view (125, 127) and gaster in dorsal view (126, 128). (125-126) Lordomyrma azumai, non-type worker (from AntWeb 2021, CASENT0172484, photographs by April Nobile); (127-128) L. hmong, holotype worker (Taylor 2012: figs 14, 16). (Liu, Xu & Hita Garcia, 2021)

References