H. cinnaharina 





bounded hy the lateral ridge ; but in some specimens distinctly oval, 

 converging in front; palps and hypostome as in the (/. Venter: 

 spiracle large, sub-circular, with distinct dorsal process. Legs : as in 

 the (/•, except that the spur on coxa IV is short. (Replete specimens 

 may attain 9 x 66 mm., according to Hooker, Bishopp and Wood.) 



Nymph (Fig. 319) : Scutum: 0-62 x 06 to 0-45 x 0-55 mm., variable, 

 generally cordate, with few punctations and well-marked cervical 

 grooves. Capitidum : base hexagonal, with lateral angles, and with 

 ventral cornua ; palps recalling those of the adult ; dentition of 



Fig. 319. H. cinnaharina, nymph. Capitulum in dorsal and ventral aspects, scutum 

 (variations in shape indicated by second contour), coxae with trochanters, spiracle, 

 tarsus IV. (Same source as <? in Fig. 316.) Original, N. C. del. 



hypostome 2 | 2, about 8 teeth per file. Venter : spiracle ovoid, with 

 distinct dorsal process. Legs : as in the $ , with coxal spurs unusually 

 well-marked for a nymph. 



Larva (Fig. 820): Scutum: 0-24 x 03 to 0-21 x 0*26 mm., cordate 

 broader than long ; cervical grooves fairly distinct, parallel, Capitulum: 

 base with lateral angles and with distinct ventral cornua ; palps with 

 slight lateral salience ; hypostome : dentition 2 | 2, about 7 teeth per 

 file. Legs : coxa I with slight spur, coxa II flanged, coxa III unarmed ; 

 tarsus III tapering. 



Our description is from specimens reared in Cambridge, being 

 the progeny of (N. 2452) 2 $ s, from cattle, Winnipeg, Canada, collected 

 by Mr J. R. N. Harrison. It is evident, however, from other specimens 

 since received from Mr F. C. Bishopp (N. 2833, 2834, 2 cT 2 ?, from 

 Sturnella magna, Victoiia, Texas, 1909), that well-developed and 



