LOCUSTID^. 203 



piceous, hardly curved, tawny towards the tip, wLere it is serrated beneath, 

 as long as the abdomen, and more than thrice the length of the cerci. 

 Legs rather long and slender; four anterior I'emora piceous above at the 

 tips, with two spines beneath ; hind femora with piceous oblique streaks 

 on the outer side and with several extremely minute spines beneath ; 

 tibiae with four spines alternately on each side ; hind tibiae with longer 

 spines, very minutely serrated on each side. Length of the body 7 lines. 



The black lines on the vertex distinguish it from C. maculalus. 



14. Ceuthophilus zonarius. 



Foem. Pallide luteus ; palporum articulus 3us Ao longinr, bo mullo hre- 

 vior; prolhorax strigis quatuor lonyitudinalibus nigrin, p'agis qiiatuor 

 nigris luteo gultatis ; abdominis segmenta fasciis poslicis nigris sub- 

 interruptis ; oviduclus perparuin arcuatus, apice serralus, abdomtne 

 non brevior ; femora antica bispinosa ; femora intermedia sexspinosa ; 

 femora poslica subserrata ; tibia qualuores biseriatim trispinosm ; tibice 

 inlermedicB supra sexspinulosce ; tibice posticcb biseriatim subserratce 

 et quadrispinoHcB. 



Fe'male. Pale luteous. Head not broader than the prolhorax, vertical 

 in front. Eyes piceous, nearly round, not prominent. Mandibles with 

 black tips. Filth joint of the maxillary palpi much lonijer than the third 

 and nearly twice the length of the fourth. AntennsE tawny. Prolhorax 

 with four short longitudinal lilack streaks in the disk, the outer pair much 

 more slender than the inner pair; two large black patches on each side, 

 each containing some luteous dots. Mesothorax, metathorax and dorsal 

 segments of the abdomen with a black slightly interrupted baud on the 

 hind border, the bands on the mesothorax and on the metathorax broader 

 and less regular than those on the abdomen. Cerci nearly one-third ol ihe 

 length of the oviduct; the latter very slightly curved, serrated beneath at 

 the tip, full as long as the alidomen. Fore femora with two minute spines 

 beneath near the tips; middle femora with six minute spines beneath; 

 hind femora very minutely serrated beneath; four anterior tibice with three 

 pairs of spines beneath; middle tibite with six minute spines above; hind 

 tibiffi very minutely serrated on each side, where there are four spines 

 placed alternately. Length of the body 7 lines. 



It agrees with C. maculatus in structure, but differs much from it in 

 markings. 



a. Vancouver's Isle. Presented by Dr. Lyall. 



15. Ceuthophilus guttulosus. 



Foem. Nigricans, subtus lestaceus ; caput nigricante biplagiatum ; palpi 

 maxillares pallide picei, articulo 3o 4o paullo longiore, bo paullo 

 breviore ; prothorax vitta media liturisque duabus lateralibus ramosis 

 luleis ; abdomen vittis quinque luteis guttularibus ; oviduclus tes- 

 laceus, perparum arcuatus, apice serralus, abdomine vix brevior; 

 pedes testacei, femoribus tibiisque qualuor anterioribus spinosis apice 

 piceis. 



