■DIPTERA. 



HYPOCERA. 



EPROBOSCIDEA. 



Fam. 29. PflORiDyE. 



proue, the neck lyiug on the prosteruum . . Fam. 30. Hippoboscid.e. 

 Head [ 



turned back, aud upside down, over the niesonotum . 31. Nycteribid.t.. 



{ 



Family I. STR ATlOMlDiE. 



Stbatiomyd^, LI. g. c. (1809) ; Fin.; Mg. ; Ztt. Siratiomi/des, Mq. 

 Corpus magnum, medium, aut minus. Ocelli 3. Proboscis re- 

 tracta. Labium crassum. Palpi ssepissime clavati. Antennae por- 

 rectse, ^-l^-articulatce, basi approximatce, apice conicaj aut seta 

 elongata aut stylo brevissimo terminatte ; articuK tertius et sequentes 

 subaequales. Scutellimi muticum aut spinosum. Alte incumbentes, 

 plerumque tenuiter et obsolete venos£C. Vena cubitalis fm"cata. 

 Areola anaUs longa. Vena costalis prope alee apicem terminata. 

 Alulse parvse. Abdomen depressum, 5-anuulatum, Stepissime latius- 

 culum. Pedes bre\dusculi, simpbces, mutici, pubescentes. 

 Mas. Oculi ssepissime contigui. 

 Foem. Ocidi remoti. 



Body ratber flat, of large, middle, or small size. Ocelli 3. Pro- 

 boscis withcbawn. Palpi most often clavate. Labium thick. An- 

 tenna} porrect, approximate at the base, ^-lO-Jointed, ^ith conical 

 tips, or terminating in a short style or in a long bristle ; third and 

 following joints compact, almost equal, forming a flageUum. Scutellum 

 unarmed or beset with spines. Wings incumbent, parallel ; veins 

 crotvded together near the fore border ; cubital vein forked ; costal vein 

 ending near the tip of the wing ; longitudinal veins generally slender, 

 indistinct, not reaching the border; discal areolet small. iUulee small. 

 Halteres uncovered. Abdomen depressed, generally rather broad, 

 with 5 segments. Legs simple, pubescent, unarmed, of moderate 

 length. Tarsi with 3 onychia. 

 Male. Eyes generally contiguous. 

 Female. Eyes remote. 



The species of this family inhabit flowers, leaves of trees, 

 meadows, or aquatic plants ; from the spring to the autumn their 

 movements are slow. The larvae are aquatic, or live in decom- 

 posing matter or in decayed wood. 



VOL. I. c 



