LIST OF DIPTERA. 353 



Genus 17. HENOPS. 



Corpus minoris ma^nitudinis, subglobosum, gibbum, breviter 

 piibescens, nigricans. Oculi glabii, super antennarum basim con- 

 tigui. Ocelli duo. Proboscis nulla. Antennae biarticulatse facie 

 inserts^. Prothoracis lobi dorsales remoti. 



Henops, Illig. Mag. (1798); Meig.; Fabr. ; Fall.; Zeit. 



Musca, p., Linn. 



Syrphus, p., Panz. 



Ogcodes, p., Latr. Precis. 154. 



Ogcodes, p., il/ac(/. ; Erichs.; Girnm. 



Oncodes, Erichs. 



Subcostal ending at mncli beyond half the length of the wing ; 

 mediastinal ending at a little beyond the subcostal; radial ending 

 at about five-sixths of the length; cubital simple, ending at some 

 distance behind the tip of the wing ; one exlerno-medial extending 

 to the border ; subanal distinct. 



Europe. 



1. Henops GiBBosus. 



Nigro-fuscus ; antenna nigrcp ; thoracis latera fidvo maculata et 

 fasciata ; abdomen fuscum, segmentorum marginibus posticis 

 ventreque flavis ; pedes fulvi, femoribus nonnunquam nigris ; 

 alec limpida. 



Musca gibbosa, Linn. 



Henops gibbosus, Fabr. Zett. Dipt. Scand. i. 231, 1. 



Ogcodes gibbosus, Latr. Guer. Icon. Regn. Anim. pi. 94, f. 10. 



Macq. Hist. Nat. Dipt. i. 368, 1 ; Exped. Scient. Alq. Ins. 



446, 89. Erichs. Entomogr. i. 170. 1. Gimm. Bull. Sac. 



Imp. Nat. Mosc. xx. 3, 167, 1. 



Europe. North Africa. 



2. Henops zonatus. 



Niger; abdomen album, segmentis basi nigris; pedes testacei, 

 femoribus basi, tibiis medio tarsisque fuscis ; ala hyalince ; 

 halteres testacei, apice nigri. 



Ogcodes gibbosus, Latr. Encycl. viii. 471, 1 ; Hist. Nat. Cr. et Ins. 

 xiv.315, l,pl. 109, f. 10. 



