Robuta

https://mbd-db.osu.edu/hol/publications/439d04ea-8d86-437e-850a-d1885ae9d45b?filters%5Bfilter_options%5D%5B%5D=4880cd2b-8bbb-4a61-a7a4-a9e0d46b9121&search_type=fast Article: The identity of Andragnathus, a forgotten formicine ant genus (Hym., Formicidae). the identity https://pmc.ncbi.nlm.nih.gov/articles/PMC17635/ A formicine in New Jersey Cretaceous amber (Hymenoptera: Formicidae) and early evolution of the... A worker ant preserved with microscopic detail has been discovered in Turonian-aged New Jersey amber [ca. 92 mega-annum (Ma)]. The apex of the gaster has an...