Myrmecina guangxiensis

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Myrmecina guangxiensis
Scientific classification
Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Hymenoptera
Family: Formicidae
Subfamily: Myrmicinae
Tribe: Crematogastrini
Genus: Myrmecina
Species: M. guangxiensis
Binomial name
Myrmecina guangxiensis
Zhou, 2001

Myrmecina guangxiensis casent0070290 profile 1.jpg

Myrmecina guangxiensis casent0070290 dorsal 1.jpg

Specimen labels

Specimens of this ant have been collected from litter samples in forest habitats.

Identification

Zhou (2001) - Resembles Myrmecina taiwana, but differs from the latter in propodeal spines triangular, broad at base, straight backward, not curved upward 1 head much smaller (HL 0.63~0.65, HW 63~63 in the latter); petiolar node much lower and narrower (PL 0.23, PH 0.24~0.25 in the latter).

Keys including this Species

Distribution

Distribution based on Regional Taxon Lists

Palaearctic Region: China (type locality).

Distribution based on AntMaps

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Distribution based on AntWeb specimens

Check data from AntWeb

Biology

Myrmecina guangxiensis has been collected from leaf litter in rain forest, secondary forest and limestone forest.

Castes

Worker

Nomenclature

The following information is derived from Barry Bolton's New General Catalogue, a catalogue of the world's ants.

  • guangxiensis. Myrmecina guangxiensis Zhou, 2001b: 139, 237, figs. 275, 276 (w.) CHINA.

Unless otherwise noted the text for the remainder of this section is reported from the publication that includes the original description.

Description

Worker

Holotype: TL 2.5, HL 0.56, HW 0.55, CI 98, SL 0.46, SI 83, PW 0.40, AL 0.70, PL 0.17, PH 0.17, DPW 0.16, PPH 0.18, PPW 0.22.

Head slightly longer than broad, with convex sides and slightly concave occipital border. Anterior clypeal border slightly concave, median tooth low, indistinct. Mandible with apical and preapical teeth, followed by 5-6 indistinct denticles. Antennal scapes not reaching to occipital corners; ratio of length from 8th to 12th segments in: 2 : 2 : 5 : 6 : 19, terminal segment 1.7 X as long as broad. Eyes small, situated in front of the midlength of the sides of head. Promesonotum slightly convex, teeth of anterolateral corners of propodeum low and indistinct, rounded at tip; propodeal spines triangular, broad at base, straight backward and not curved upward.

Mandibles and middle of clypeus smooth and shining; dorsum of head with longitudinal striations in the middle, sides irregularly striate, occipital corners reticulate with large meshes; dorsum of alitrunk with 2 straight longitudinal striations in the middle, laters irregularly striate; petiole and postpetiole shagreen; gaster smooth and shining. Erect hairs abundant, the longest hair on head 0.08mm, on alitrunk 0.12mm, on petiole 0.15mm.

Color reddish brown.

Paratype: TL 2.6, HL 0.56, HW 0.55, CI 98, SL 0.46, SI 83, PW 0.41, AL 0.72, PL 0.18, PH 0.18, DPW 0.17, PPH 0.20, PPW 0.23.

Type Material

Holotype worker, Huashuichong Natural Reserve, Hezhou City, Guangxi, 1.IX.1998, Shanyi Zhou leg. Paratype 1 worker, Da Ping Shan Natural Reserve, 18.IX.1998, John. R. Fellowes leg.

References

  • Liu, C.; Guénard, B.; Hita Garcia, F.; Yamane, S.; Blanchard, B.; Yang, D.-R.; Economo, E. 2015. New records of ant species from Yunnan, China. ZooKeys 477:17-78.
  • Zhou, S. 2001. Ants of Guangxi. Guilin, China: Guangxi Normal University Press. 255 pp. (page 139, 237, figs. 275, 276 worker described)