new Species of Ilisteridae. 63 



nipfed. The punctuation of the sterna of tuberculalus is 

 obsolete. 



This i.s the fifth species of the genua known, and it is 

 probable that their habits arc peculiar and different to those 

 of Onialodes, as the latter are jjenerally captured in numbers 

 and those of Cornilliis in single examples only. 



Hub. Matto G rosso, Brazil. 



Contipus somaliensi's, sp. n. 



Ovulis, convexiusfiulus, niger, nitidus, mandibuHs plaais marginatis ; 

 fronte stria integra in medio angulata ; prouoto stria interna 

 postice tlexuosa ; eh tris striis subhutnerali interna integra, 

 externa basi dimidiata, dorsalibus 1-4 iiitegris parallelis, 5 dimi- 

 diata, suturali antice abbreviata ; propygidio utrinque grosso 

 punctate; pygidio sat dense punctulato ; prosterno bistriato ; 

 mesosterno stria marginali interruptaj tibiis anticis 4-dentati3. 



]i. 6| ram. 



Oval, rather convex, black and shining ; the head, 

 mandibles flit above and niarginate on both sides, frontal 

 stria complete and angulate in the middle ; the thorax, inner 

 stria flexuous towards the base, outer stria terminating before 

 the angle; the elytra, striae, outer humeral dimidiate and 

 basal, inner complete, 1-4 dorsal complete and parallel to 

 each olher, 5 short and apical, sutural as long again as the 

 fifth and reaching beyond the middle ; the propygidiuni 

 lightly ])ointeil in the middle and somewhat coarsely on 

 either eide ; the pygidium closely and evenly punctured ; 

 the prosternum is bistriate, stria3 widening out between the 

 coxaj and ending there, parallel and close anteriorly ; the 

 meso^ternum is emarginate, and the stria is interrupted at the 

 cmargination ; the anterior tibiaj are 4-dentate. 



C. fiexuosus^ Sell., cblonjus, and iinmarginatus, Lew., have 

 the dorsal strias widened out somewhat at the base; in the 

 above the striae are parallel to each other like those shown in 

 MarseuPs figure for d'n/itatus. 



JIab. Dire Daona, Somaliland, and Ghindo, Erythraea. 



ExORHABDUS, gcn. nov. 



Body oval and a little convex, frontal stria complete, 

 thorax with two well-marked lateral striae, antennal fossettes 

 are narrow longitudinal luniform excavations along the edge 

 of the thorax immediately behind the angle, elytral sub- 

 humeral stria strong and complete and similar to the dorsal 

 tii<t stria (PaykuU considered that afer had nine stria.'), 



