INSECTA. 



331 



ceous j eyes entire, oval; ocelli very minute, distinct, the 

 lateral ones placed one behind each eye. 



Sfi. 1. Lunatu. Meig. 



B. Antenna massive or fusiform, and fierfoliated. 



Stirfis 9. Ocelli three ; antennae nine-jointed. 



Genus DCCIII. Bibis, Geoff. Schaef. Latr. Lam. Ecc 

 Hirt^sa, Fabr. Meig. Illig. 



Thorax without spines on its anterior part ; hinder tibiae 

 produced into a strong hook. 

 Sfi. 1. Hortulanus. Latr. 

 Inhabits Europe. 



Genus DCCIV. Dilophus, Meig. Illig. Latr. 



Slirfia 2. Antennae, with their last joint having from four 

 to six rings, fusiform, cylindric-conic, or conic. 



Genus DCCXIII. Stratiomys, of authors. 



Antennas very much longer than the head, the first and 

 third joints very long, the latter subfusiform, compressed, 

 with five rings ; thorax bispinose. 



Sfi. 1. Strigata. Fabr. 



Inhabits Europe. 



Genus DCCXIV. Odontomyia, Meig. Illig. Latr. 



Antennae a little longer than the head, the last joint cy- 

 lindric-conic, with six rings; thorax bispinose. 



Sfi. X.Furcata. Meig. 



Inhabits Europe. 



Thorax with its anterior and posterior margins pectinat 

 ed ; anterior libise with their apex and middle externally ^^ v% DCCXV. Cuteixaria, Meig. Illig. Lphjppium, 

 pectinate-dentate. Latr. 



Sfi. 1. Febrilis. Meig. 



Inhabits Europe. 



Stirfis 10. Ocelli three ; antennae eleven-jointed. 



Genus DCCV. Penthetria, Meig. Latr. 



Eyes oval, entire, 



Sfi. 1. Funebris. Meig. 



P- 

 Genus DCCVI. Scathopse, of authors. Ceria, Sco 



Eyes reniform or lunate. 

 Sfi. \. Nigra. Geoffroy. 

 Stirfis 11. Ocelli none. 



Genus DCCVII. Cordyla, Meig. Latr. 



Antennae twelve-jointed ; eyes entire. 

 Sfi. 1. Fusca. Meig. 



Genus DCCVIII. Simulium, Latr. Atractocera' 

 Meig. 



Antennae eleven jointed ; eyes lunulate. 

 Sfi, 1. Refitans. Latr. 



Tribe II. Stratiomydes. 

 A. Antenna not terminated by a seta. 

 Stirfis 1. Antenna; with their last joint having eight 



Genus DCCIX. Hermetia, Latr. Fabr. 

 Antennae with their last joint much compressed, its mid- 



rings 



Antennae a little longer than the head, with their last 

 joint conic, six-ringed, the two last forming a little style ; 

 thorax bispinous, the spines erect. 



Sfi. 1. Efihififiium. Meig. 



Inhabits Europe. 



DCCXVI. Nemotelus, of authors. 

 Antennae half the length of the head, the third joint 

 fusiform, four-ringed ; scutellum without spines ; probos- 

 cis sheathed beneath a rostelliform process, on which the 

 antennae are inserted. 



Sfi. 1. Uliginorus. Fabr. 

 Inhabits Europe. 



B. Antenna terminated by a style or seta.. 

 Stirfis 3. Scutellum spinous. 



Genus DCCXVII. Oxycera,* Meig. Illig. Latr. 

 Antennae with their first and second joints forming a 

 subfusiform club, the third styliform. 

 Sfi. 1. Hydroleon. Meig. 

 Inhabits Europe. 

 Stirfis 4. Scutellum without spines. 



Genus DCCXVIII. Vappo, Latr.; Fabr. Pachygas- 

 ter, Meig. 



Antennae, with their two first joints transverse, the se- 

 cond with the third joints forming a sub-hemispheric 

 head. 



Sfi. 1 . Ater. Fabr. 



Inhabits Germany and England. 



Genus DCCXIX. Sargus, of authors. 

 Antennae terminated by a seta longer than the antennae, 

 their second joint elongate ; abdomen generally oblong. 

 Sfi. 1. Xanthofitcrus. Fabr. 



Tribe III. Tabanides. 

 Stirfis 1. Wings incumbent; scutellum spinous. 



Genus DCCXX. Oxnomyia, Latr. 



Antennae shorter, or scarcely longer than the head ; 

 the second joint subobconic, short ; the third longer, elon- 

 gate-conic, distinctly eight-ringed : ocelli three. 



Sfi. 1. Ferruginea. Latr. 



Stirfis 2. Wings divaricating ; scutellum without spines; 

 antennae as long as, or a little longer, than the head. 



die strangulated. 



Sfi. 1. Illucens. Latr. 



Genus DCCX. Xylophagus, Meig. Fabr. Latr. 



Antennae cylindric, the last joint cylindric-conic, elon- 

 gate ; scutellum without spines; palpi longer than the 

 proboscis. 



Sfi. 1. Maculatus. Meig. 



Genus DCCXI. Actina, Meig. 



Antennae cylindric, the last joint cylindric-conic, elon- 

 gate ; scutellum with six spines; palpi not longer than 

 the proboscis. 



Sfi. 1. C/ialybea. Meig. 



Genus DCCXII. BERis.Latr. 



Antennae cylindric, the last joint cylindric-conic, elon- 

 gate ; scutellum with four or six spines ; palpi very much Genus DCCXXI. Pangonia, Latr. Fabr. Tanyglos- 

 shorter than the proboscis. sa, Meigen. 



Sfi. l. Mgritarris. Latr. Proboscis siphunculiform, coriaceous, very long, subpov- 



• Tills genus probably ought to be placed in the second Stirps, 



T t 3 



