514 ALLAN HANCOCK PACIFIC EXPEDITIONS VOL.2 



A fine series of 22 specimens from an unidentified Galapagos hawk 

 have been identified as C. spinosus. In these the body of mature females 

 ranges from 15 to 22 mm long with a conspicuous inflation of the ante- 

 rior third or fourth of the body in mature wonns but occupying more 

 than one half the body length in immature individuals (fig. 19). Pro- 

 boscis longer than originally described for this species (1 to 1.3 mm). 

 Hooks in 30 to 34 longitudinal rows of 22 to 24 hooks each from 36 to 

 60 IX long. Embryos within gravid females 50 to 60 /a long by 20 to 24 

 ju. wide. 





