STREPSIPTERA 7 



TABLE OF SUPERFAMILIES 



ia. Male tarsi with five joints and two tarsal claws. . 1. Superfam. aIekgeoidea, Pierce. ... p. 8 

 ib. Mate tarsi with less than five joints. 



2a. Female spiracles more or less easily discernible, 

 generally prominent. 

 3a. Female with four or five genital tubes entering 



brood-canal; male tarsi with four joints . 2. Superfam. Xexoidea, Pierce p. 12 



3b. Female with three rows of twelve or more 

 genital tubes entering brood-canal ; male 



unknown 3. Superfam. Stichotrematoidea, Hofeneder. p. 32 



jb. Female spiracles not usually discernible, never 

 prominent. 

 4a. Male tarsi with three joints; female 



head with apical tubercles .... 4. Superfam. Halictophagoidea, Pierce. . p. 33 

 4b. Male tarsi with iwo joints ; female 

 , head with tubercles ventral, more or 

 less obsolete; only three genital tubes 

 entering brood-canal ...... 5. Superfam. Elenchoidea, Pierce. . . . p. 42 



