The oldest fossil of a melittid bee (Hymenoptera: Apiformes) from the early Eocene of Oise (France) Author Michez, Denis Author Nel, Andre Author Menier, Jean-Jacques Author Rasmont, Pierre text Zoological Journal of the Linnean Society 2007 2007-08-31 150 4 701 709 https://academic.oup.com/zoolinnean/article-lookup/doi/10.1111/j.1096-3642.2007.00307.x journal article 5393 10.1111/j.1096-3642.2007.00307.x 5263d902-19f7-4803-ac63-fd5381619c74 0024-4082 4634899 GENUS PALAEOMACROPIS MICHEZ & NEL GEN. NOV. Type species: Palaeomacropis eocenicus gen. nov. sp. nov. Etymology: From the Greek Palaeo , meaning ‘old’, and Macropis referring to the similar contemporary bee genus (see Discussion). Generic diagnosis: Female: glossa shorter than galea ( Fig. 2A, C ); paraglossa densely hairy; labial palpal segments similar and cylindrical ( Fig. 2A, C ); mandible with a very large preapical tooth on the upper margin ( Fig. 2A ); one subantennal suture branching ventrally on the antennal socket ( Fig. 2C ); facial foveae absent; vertex enlarged behind lateral ocelli ( Fig. 3A ); basal width of propodeal triangle longer than four-fifths of basal width of propodeum; propodeal triangle bare; two submarginal cells, the second as long as the first ( Figs 3A , 4B ); second abscissa of Rs slanting and widely separated from 1m-cu ( Figs 3A , 4B ); apex of marginal cell pointed ( Figs 3A , 4B ); mid-basitarsus with dense plumose setae on inner and outer side ( Fig. 3B ); trochanter with curved setae; no basitibial plate ( Fig. 3A ); hind tibia and basitarsus with poorly developed scopa ( Fig. 2E ); hind basitarsus narrower than tibia ( Fig. 2E ); sterna with long, erect setae ( Figs 2D , 4A ). Male: unknown.