764 
RHYNCHOTA. 
C. Antennae 4-5-jointed. Body thick and 
plump. A stigma on the meso- and 
metathorax and on abdominal segments 
2-8. Head wide, no eyes. The body 
sometimes covered with thick spines. Echinophthiriidw. 
Of these families, the Pediculidae comprise the sub-families Pedicinince 
&i\&Pediculince, the latter composed of the genera Pediculus and Phthirus 
(Phthirius). Hcematopinidce includes sub-families Hcematopinince (genus 
Hcematopinus), Linognathince (genera Polyplax, Hoplopleura, Linognathus , 
Hcemodipsus and Solenopotes), and Euhcematopinince (genera Euhcemato- 
pinus and Hcematopinoides). Echinophthiriidce contains three aberrant 
genera found on seals and walruses. No species is definitely recorded 
by Dalla Torre as Indian. (F. M. H.) 
