58 



BllLLKTIN hi, I'MTKl) STATKS NATIONAL Ml'SEUM. 



Ffohitnt.— \'\i\nh, Cal. 



I liave e\!uniiu>(I two yoiiii;; males ami two adult t'cinaU's of (his 

 spiMies. Tlu'y were colU'ctrd by Mr. .lames K. ilurke, after whom the 

 species is named. On ae<*onnt of the fenniles ]>ein<; eniled in a spiral 

 shape, tlie numl>er of se^rments and ])airs of lejjs w<'re eonnted w ith 

 uncertainty. 



The two younj; males differ as follows: 



l.fn);tli. 





Width. S»-aiucnt». '"ll.^!*,"' (helli. 



Ill III . 

 .118 

 .07 



44 



4:1 



71 



8H 



20-4 

 17 .'I 



(lenus V. — ('AMiJAi.A (Iray. 



Camhaht (Jray, CrilHtli, Auiiiial Kinj;.. 11. |»1. 1:55, 1S32 {ainiuldta). 



Ocelli arranj^ed in a single series behind the antenna' and parallel 

 with the tirst sejiment. Antenna' short, subclavate, the joints h)nger 

 than wide, the second longest, the sixth stout and nearly as lonj?. 

 Mandibiilary combs <)-7. (Inathochilarium somewhat si)atulate; stijtes 

 attenuated at the ba.se, sei)arated by the i)romentum; mentum entire, 

 rectangular, nearly concealed by the hypostonia; i^romentum very 

 large, divided as in Juhnnorpha, posterior division converging m<ue 

 anteriorly, anterior division elongate-triangular; lingual i)lates sepa- 

 rated; lingual lobes denticulated. Segments with shari), elevated 

 ridges, lirst and last smooth. Repugnatorial pore very small, placed 

 on an enlarged ridge. Fourth segment footle.ss. Feet moderately 

 elongate, the seventh and thi/d joint: >• subequal. M<(h-: if'irst i)air of 

 legs six-jointed, the third as long as the fourth and fifth together, the 

 last short, very blunt, unarmed; genitalia about half covered. 



From any of <mr North American genera this may be separated by 

 the dorsal carina', the ocelli, and the first pair of legs of the male. 



The only si)ecies belonging to this genus besides the oiu' here 

 described, is Cambala nodulom Butler, from the Ishmd of Itodriguez. 



19. Cambala annulata (Say). 



Juhis anniilatiis 8ay, .lonrn. Acad. Nat. Soi. Phila., 103, 1821. 

 Cambala annulata Cope, Proo. Amn-, Philos. Soc, 181, 1869. 



Light yellowish brown, a lateral row of dark brown sjwts, carinae 

 brown, a dark line between eyes, feet and antenna' pale. Slender, 

 cylindrical, not tapering, carinated, not pilose. Vertex without a 

 median sulcus and setigerous foveohe. Antennai short, subclavate, 

 about equal to width of body, densely pih)se. Eyes distinct; ocelli 4-6, 

 arranged in one line. Segments. 50-05. First segment large, sides 

 uiarginate, posterior border with an indistinct row of carinje. Other 



