Liometopum greenwalti

†Liometopum greenwalti Temporal range: Rupelian, Oligocene K Pa Eo Ol Mi Pl ↓ Canyon Ferry Reservoir, Montana, United States
Scientific classification
Kingdom:	Animalia
Phylum:	Arthropoda
Class:	Insecta
Order:	Hymenoptera
Family:	Formicidae
Subfamily:	Dolichoderinae
Genus:	Liometopum
Species:	†L. greenwalti
Binomial name
†Liometopum greenwalti LaPolla, 2023

Photo Gallery

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  LaPolla (2023), Fig. 2. Liometopum greenwalti. A, Holotype queen in ventral view (?), MOR-IV-1465. B, Paratype queen in dorsal view, MOR-IV-1107. C, Paratype queen in lateral view, MOR-IV-1156.
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  LaPolla (2023), Fig. 6. Forewing venation. Venation naming convention follows Perfilieva et al. (2017) and Bolton (pers. comm.). R= radial, M= medial, Cu= cubital, A= anal, fn= fenestra in vein. Liometopum greenwalti (queen) (holotype MOR-IV-1465); Camponotus sp. (male) (MOR-IV-504); Lasius sp. (queen) (MOR-IV-1178); Manica iviei (queen) (paratype MOR-IV-974). Scale bars = 1 mm.

Distribution

This taxon was described from Canyon Ferry Reservoir, Montana, United States (Rupelian, Oligocene).

Nomenclature

The following information is derived from Barry Bolton's Online Catalogue of the Ants of the World.

• †greenwalti. †Liometopum greenwalti LaPolla, 2023: 388, figs. 2A, B, 6 (q.) UNITED STATES (Oligocene).

Type Material

• Holotype queen (compression fossil in dorsal view) MOR-IV-1465.
• 3 paratype queens: MORIV-1047, MOR-IV-1107, MOR-IV-1156.

References

• LaPolla, J.S. 2023. Fossil ants (Hymenoptera: Formicidae) of the early Oligocene Canyon Ferry Reservoir deposit. Palaeoentomology 6(4), 385-397 (doi:10.11646/palaeoentomology.6.4.10).