Taxonomic exploration of Neotropical Microdontinae (Diptera: Syrphidae) mimicking stingless bees Author Reemer, Menno text Zootaxa 2013 3697 1 1 88 journal article 10.11646/zootaxa.3697.1.1 b2711d98-f97a-4771-bb6b-ff472a2f5a80 1175-5326 284383 492264BB-E919-447D-9D67-C226DE21A0CE Carreramyia megacephalus (Shannon, 1925) Figs 8–12 , 23 . Microdon megacephalus Shannon, 1925: 213 . Type locality: Panama . Studied type specimen. HOLOTYPE . Male . PANAMA : Old Panama , 31.I.1911 , leg. A. Busck, coll. USNM. Additionally studied specimens. COSTA RICA : 2 males & 1 female , Guanacaste, 3 km SE R. Naranjo, 3– 8.III.1992 , leg. F.D. Parker, males coll. M. Hauser, female coll. RMNH; 1 male , same locality & leg as previous, 11–21.IV.1992 , coll. RMNH; 1 female , Guanacaste, Parque Nacional Santa Rosa, Sector Santa Rosa, 5– 18.VII.2001 , leg. A.R. Deans, coll. M. Hauser. Diagnosis. Body size 6–8 mm . Immediately distinguished from the other three Carreramyia -species by its entirely yellowish colouration, without any dark markings. Distribution. Known from Costa Rica and Panama .