OF MYSOL, OEBAM, AVAIUIOU, BOUllU, AND TIMOK. 23 



4. Pheidole penetralis. p. rufo-ferruginea ; capite maximo, in 

 medio sulcato et longitudinaliter striato ; metathorace bispinoso ; ab- 

 domine apice fusco. 



Worker. Length 2 lines. Rufo-ferruginous ; the head very large, 

 longitudinally deeply striated, the striae scarcely extending to the 

 posterior margin, which is roughened and deeply emarginate in the 

 middle ; the mandibles incrassate, smooth and shining. Thorax very 

 narrow, strangulated in the middle, smooth and shining anteriorly, 

 and armed with two small acute spines on the metathorax ; the abdo- 

 men fuscous, with the base ferruginous. 



Hab. Mysol. 



Subfam. CRTPTOCERiDiE, Smith. 

 Gren. EcHiNOPLA, Smith. 



1. Echinopla striata. Smith, Proc. Linn. Soc. ii. 80. 3. 

 Hab. Ceram ; Celebes ; Malacca. 



2. Echinopla nitida. E. nigra; capite, thorace et abdomine laevi- 

 bus, nitidis; pedunculo transverso; antennarum pedumque apicibus 

 ferrugineis. 



Worker. Length 2 lines. Jet-black, smooth and shining ; the apex of 

 the antennae rufo-testaceous ; the head rounded in front and trans- 

 verse behind ; eyes round and very prominent. The thorax oblong- 

 quadrate, scarcely as wide as the head, rather widest behind; the 

 apical joints of the tarsi ferruginous. Abdomen subglobose ; the node 

 of the peduncle transverse, each lateral extremity armed with three 

 teeth, two of which are at the upper margin of the extremity, the 

 third and the largest being at the lower margin. 



Hab, Ceram. 



3. Echinopla DECEPTOR. E. nigra, capite thoraceque longitudinaliter 

 striatis ; abdomine nigro-caeruleo, squama in utroque latere spina hori- 

 zoutah ; tarsis apicalibus pallide testaceis. 



Female. Length 4 lines. Black, with the abdomen obscurely blue. 

 The head a little wider than the thoi'ax and longitudinally striated. 

 Thorax oblong, longitudinally striated, the sides parallel to the base 

 of the scutellum, then obliquely narrowed to the base of the metatho- 

 rax, the sides of which are rounded and expanded beyond the width 

 of the prothorax ; the metathorax is also roimded behind ; the claw- 

 joint of the tarsi testaceous ; the legs and also the body thiuljf sprinkled 

 with pale hairs ; wings wanting. Abdomen globose and pubescent, 

 the scale of the peduncle transverse, its superior margin slightly 

 curved, and with a number of minute denticulations, terminating on 

 each side in an acute point or spine. 



Hab. Bouru. 



