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ENTOMOLOGICAL SOCIETY 



with hairs ; fourth, fifth, and sixth veins very delicate ; furcation of the 

 fourth vein very long; the fifth and sixth veins arise independently from 

 the stout vein at the basal third of the wing. 



Halteres long, pale at base ; knob dark, bearing a few long hairs. 



Abdomen slender, with seven segments, each one with a rectangular, 

 pubescent dark space on the dorsal and ventral aspect ; sutures, smooth 

 and pale ; a narrow, smooth space along the sides. Second to sixth seg 

 ments show a pair of pale stigmata. Genitalia: claspers or forceps, 

 pubescent, without claws. 



Female: Length i to 2 mm. Color lighter than male. Wings and 



FIG. 14. Epidapus scabiei. Eggs and 

 larva, a, eggs in group, as usually 

 deposited, b, eggs in string, as they 

 occasionally occur, enlarged 17 diame 

 ters, c, same enlarged 35 diameters. 

 Larva enlarged 35 diameters. 



FIG. 15. Epidapus scabiei. Head of larva 

 greatly enlarged ; ventral view. a. anten- 



nx. 



dibles 



bb, maxillae, c, labrum. d, man- 

 3. e, cardinal piece, f, labium (?). 



halteres obsolete. Head dark, round from above, slightly flattened from 

 side; eyes, small, appear round from above, differ from those of male in 

 being truncated next to the mouth-parts ; widely separated above and 

 beneath, with about 40 corneae. Ocelli same as male. Palpi and pro 

 boscis somewhat larger than in the male. Antennae short, i6-jointed; 

 tips extend to anterior suture of first abdominal segment; joints shorter 

 and thicker than in male, with shorter petioles. 



Thorax short, width of head; meso-thorax with parallel sides, not 

 conical as seen from above; the scutellum compressed, forming a margin 

 across the base of the meso-thorax. 



Legs shorter than those of male; otherwise the same. 



Abdomen, with seven segments, much extended or incrassate before 

 eggs are deposited, the sutures forming wide, pale bands between the dark 

 pubescent rectangular spaces on the segments, and with a wide, pale, and 

 smooth space along the sides. After the eggs are deposited the abdomen 



