Eumerus barbiventris Rondani, 1850

Sforzi, Alessandra & Sommaggio, Daniele, 2021, Catalog of the Diptera types described by Camillo Rondani, Zootaxa 4989 (1), pp. 1-438 : 248

Eumerus barbiventris Rondani, 1850

ORIGINAL DESCRIPTION: 1850a: 120 (key), 124 (description).

TYPE LOCALITY: “ in Italiae centralis collibus [hills in central Italy]” .

TYPE MATERIAL: 3 ♂♂, syntypes (one covered with mold) ( MZUF: Box 4): Eumerus Mgn / barbiventris Rnd. , analis Oliv. , ♂ / 133; 4 ♀♀, syntypes ( MZUF: Box 4): Eumerus Mgn barbiventris Rnd. , ♀ / 133; 1 ♂, syntype ( MZUF: Box A): Eumerus barbiventris R., 44, Apenn. [= Apennines] / 393 44; 1 ♂, syntype ( MRSN: Box 53): Parma / Eumerus barbiventris Rond. / Museo di Zoologia della Università di Torino; 1 ♂, syntype ( MSNC: Box DIPTERA Ex collezione Rondani - I): Merodon barbiventris Rnd. ♂ Apenn. [= Apennines] / Coll. Rondani, scatola n° 3, posiz. D-13 / Museo di Storia Naturale Università di Pisa, Calci ( PI) ex collezione Rondani; 1 ♀, syntype ( MZUB: Box 320): 20 26 / Eumerus barbiventris Rond. , ex a. parmensi / barbiventris Rndn. , ♀, Parma.

CURRENT STATUS: junior synonym of Eumerus ruficornis Meigen, 1822 ( Peck 1988: 161, Belcari et al. 1995a: 16).

REMARKS: Rondani (1850a: 124) described both sexes of Eumerus barbiventris without specifying the exact number of specimens and not giving a range of lengths, but presumably from more than one specimen because he wrote: “ non rarus [not rare]”. We found 11 syntypes in this study.