Temnothorax gracilis

†Temnothorax gracilis Temporal range: Bartonian, Middle to Late Eocene K Pa Eo Ol Mi Pl Baltic amber, Baltic Sea region
Scientific classification
Kingdom:	Animalia
Phylum:	Arthropoda
Class:	Insecta
Order:	Hymenoptera
Family:	Formicidae
Subfamily:	Myrmicinae
Tribe:	Crematogastrini
Genus:	Temnothorax
Species:	†T. gracilis
Binomial name
†Temnothorax gracilis (Mayr, 1868)

Distribution

This taxon was described from Baltic amber, Baltic Sea region, Europe (Bartonian, Middle to Late Eocene) and is also known from Bitterfeld amber, Baltic Sea region, Europe (Bartonian, Middle to Late Eocene) and Rovno amber, Baltic Sea region, Europe (Priabonian, Late Eocene) (Perkovsky, 2016).

Nomenclature

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

• †gracilis. †Leptothorax gracilis Mayr, 1868c: 89, pl. 5, figs. 89-92 (w.m.) BALTIC AMBER (Eocene). Combination in Temnothorax: Bolton, 2003: 271.

References

• Aguayo, C. G. 1932. Notes on West Indian ants. Bull. Brooklyn Entomol. Soc. 27: 215-227 (page 223, worker described)
• Baroni Urbani, C. 1978b. Materiali per una revisione dei Leptothorax neotropicali appartenenti al sottogenere Macromischa Roger, n. comb. (Hymenoptera: Formicidae). Entomol. Basil. 3: 395-618 (page 420, Replacement name: anemicus)
• Bolton, B. 2003. Synopsis and Classification of Formicidae. Mem. Am. Entomol. Inst. 71: 370pp (page 271, Combination in Temnothorax)
• Mayr, G. 1868c. Die Ameisen des baltischen Bernsteins. Beitr. Naturkd. Preuss. 1: 1-102 (page 89, p. 5, figs. 89-92 worker, male described)
• Perkovsky, E.E. 2016. Tropical and Holoarctic ants in late Eocene ambers. Vestnik zoologii 50(2): 111–122 (doi:10.1515/vzoo-2016-0014).
• Radchenko, A.G., Perkovsky, E.E., Vasilenko, D.V. 2021. Formica species (Hymenoptera, Formicidae, Formicinae) in late Eocene Rovno amber. Journal of Hymenoptera Research 82, 237–251 (doi:10.3897/jhr.82.64599).