304 
Hermaphroditism etc. in Pediculus 
The F 3 generation of Cross VI (see p. 316) comprising families 0-S. 
Family 0 (F s generation). 
This family consists of 22 3d, 9 $$ and 5 hermaphrodites. 
SPECIMEN 117 is the only one of § type, with posterior abdominal lobes 
and gonopods, the left gonopod and its basilar part is elongated, the posterior 
border being rectilinear; this gonopod occupies a median position, whilst 
the right gonopod is displaced laterally. The 3 characters consist of reduced 
and fragmented dorsal bands, the 3 structure of leg I; one half of the bipartite 
3 ventral plate is fused with the $ plate, the other half being free. 
Text-fig. 19. Pediculus humanus, cross between capitis and corporis. Specimen 118, of inter¬ 
mediate type between f and j$. Of F z generation, showing 3 genitalia extruded, the $ 
genitalia being fairly complete. (K. del.) 
SPECIMENS 118-119, two examples, are of intermediate type between 
and 
No. 118 (Text-fig. 19). With dorsal bands invisible, leg I as in 3, leg HI 
as in $. 3 genitalia extruded together with the reduced basal plate and 
dilator; vesica penis well developed, penis abnormally broad, statumen penis 
crumpled. 3 ventral plate bipartite, the right part reduced to an isolated 
