422 



THE ANIMAL PARASITES OF MAN 



/Abdominal scales as 

 j lateral dorsal patches 

 of small flat scales ; 

 thoracic scales narrow 

 and curved, or spindle 

 Thorax and i shaped . . 



abdomen Abdomen nearly completely 

 with scales covered with irregular 

 scales and with lateral 

 tufts 



Abdomen completely scaled 

 with large flat scales, as 

 in Culex 



First submarginal cell much smaller than 

 the second posterior cell ; proboscis 

 long and bent . . . . ." ^i: ; 

 Palpi long in both sexes . . . . 

 8 Palpi short in the female 



First submarginal cell longer than the 



second posterior cell ... . 

 Legs more or less densely scaly ; head 

 not entirely clothed with flat scales ; 

 all the legs densely scaly. 

 Wings with large pyriform scales 

 Wings with narrow scales 

 Hind legs only densely scaled 

 Head entirely clothed with flat scales. 

 Wing scales long and rather thick; hind 



legs of $ with apical scaly paddle 

 Legs uniformly scaled with flat scales. 

 Head and scutellar scales all flat and 



broad. 

 Palpi of $ short, of $ thickened apically 



and tufted JJ, . ; 



Palpi of $ longer than in Stegomyia and 

 in $ long and thin, acuminate, simple 

 Head scales mostly flat, but a median 

 line of narrow curved ones; scutellar 

 scales flat on mid lobe, narrow-curved 

 on lateral lobes and palpi longer than 

 proboscis 



Head scales mostly flat irregular, narrow- 

 curved ones behind ; mid lobe scu- 

 tellum with flat scales, lateral with 

 narrow-curved ; & palpi shorter than 

 proboscis. . 



Head scales mostly flat, but a few narrow- 

 curved ones in middle in front ; scu- 

 tellar scales all flat 



Head scales all flat ; scutellar scales all 

 narrow-curved . 



Nyssorhynchus, Blanchard. 



Cellia, Theobald. 



Aldrichia, Theobald. 



Megarhinina. 



Megarhinus, Rob. Desvoidy, 



Toxorhynchites, Theobald. 



Culicina. 



Mucidus, Theobald. 

 Psorophora, Rob. Desvoidy. 

 Janthinosoma, Arribalzaga. 



Eretmapodites, Theobald. 



Stegomyia, Theobald. 

 Desvoidea, Blanchard. 



Madeayia, Theobald. 



Catageiomyia, Theobald . 



Scutomyia, Theobald. 

 Skusea, Theobald. 



