CATALOG UE OF 



W. Coast of America. 



29. GRYLLUS SIGNATIPES. 



Mas. Nigro-piceus, nitens ; caput fascia facieqne ful-vis ; palpi pallide 

 picei ; prothorax margine antico lilurisque posticis longitudi- 

 nalibus testaceis ; segmentorum abdominalium maryines postici tes- 

 taceo notati ; venter testacen vittatus ; pedes ferruginei, breviusculi, 

 sat robusti, femoribus posticis testaceis crassis piceo interrupte stri- 

 gatis etferrugineo nebulosis ; alee brevissimce. 



Male. Blackish piceous, shining. Fore part of the head and a hand 

 in front of the antennae tawny. Eyes piceous, their orhits partly tawny. 

 Palpi pale piceous. Prothorax irregularly testaceous along the fore horder 

 and with short longitudinal testaceous streaks on the hind border. Abdo- 

 men with irregular testaceous marks along the hind border of each seg- 

 ment ; under side with a testaceous stripe. Legs ferruginous, rather short 

 and stout ; hind femora testaceous, very stout, their outer side with piceous 

 oblique streaks which are interrupted by a pale longitudinal line, their 

 inner side mottled with ferruginous ; hind tibiae with seven spines on the 

 outer side and with six on the inner side. Wings rudimentary ; fore wings 

 longer than the hind wings. Length of the body 8 lines. 



The markings of .the prothorax sufficiently distinguish it from all the 

 preceding species. 



a. W. Coast of America. Presented by Capt. Kellett and Lieut. Wood. 



S. America. 



a. Prothorax spotted. 



b. Prothorax yellow. --.---- verticalis. 

 bb. Prothorax black. 



c. Fore wings blackish. ------ comptus. 



cc. Fore wings pale. ------- fulvipennis. 



aa. Prothorax not spotted. 



b. Head and prothorax pale. assimilis. 

 bb. Head and prothorax brown. - Guadalupensis. 



J)bb. Head and prothorax black. 



c. Head tawny about the eyes. ----- mundus. 

 cc. Head black about the eyes. 



d. Fore wings not testaceous at the base. - signatus. 

 <ld. Fore wings testaceous at the base. - - - - vicarius. 



30. GRYLLUS VEHTICALIS. 

 rerticalis, Serv. Hist. Orth. 343. 



Cayenne. 



31. GRYLLUS ASSIMILIS. 



Acheta assimilis, Fabr.Ent. Syst. ii. 29. Gryllus assimilis, Burm. Handb* 

 Ent. ii. 733. 



Middle and S. America. 



