122 Mr. A. G. Butler on the Genus Phrynus. 



I have taken measurements from our larger specimen, the 

 other being apparently not full-grown, and consequently paler 

 in colour. The nearest allies of this species are P. gorgo of 

 Wood and P. cheir acanthus of Gervais. 



22. Phrynus granulosus, n. sp. PI. VII. figs. 10, 11, 12. 



Cephalo thorax dark castaneous, reniform, slightly truncated 

 in front, coarsely granulated, with fairly well-marked mar- 

 ginal ridge ; slightly elevated in front ; the central oculife- 

 rous tubercle ovate, with central keel ; eyes wide apart ; 

 lateral tubercles rounded, smaller ; eyes yellow. Abdomen 

 reddish fuscous, the segments and sides (especially the lateral 

 sulci) ochraceous ; unequally granulated transversely. Legs 

 bright reddish castaneous, with paler bands on the femora; 

 the ligaments of the joints pale ochreous ; femora coarsely gra- 

 nulated and clothed with very short bristles ; tibiae and tarsi 

 finely granulated and pilose ; palpi blackish pitchy, pale 

 ochreous at the joints ; the first four joints coarsely granu- 

 lated; coxae castaneous, their opposing edges pale ochreous, 

 clothed superiorly with short hairs ; mandibular process well 

 developed ; trochanters covered in front with short spines ; 

 femoral joint semicylindrical, bearing internally about thirty- 

 two longer or shorter spines, eleven on the upper and nine 

 on the lower edge being longer than the remainder, but still 

 varying considerably in length ; tibial joint subcylindrical, 

 divided longitudinally into four surfaces, formed externally 

 by spinose ridges, bearing internally fifteen distinct and nu- 

 merous obsolete spines, three alone at the distal end above 

 being well developed, the second and third being longest, 

 divergent, curved, and springing from the same basis ; ter- 

 minal joint shining black, trispinose, the two external spines 

 much longest, curved ; terminal claw long, curved, pilose in- 

 ternally. Mandibles pitchy, clothed internally with tawny 

 hairs ; moderately long, granulated above ; upper mandible 

 with four well-developed teeth, the first and third from the 

 base largest, the three external ones united below; lower 

 mandible with five teeth, the first and last the longest, the first 

 unequally bifid at apex. 



Ventral surface reddish ochraceous ; the coxas of legs sub- 

 cylindrical, with anterior well-defined ridge ; abdomen nearly 

 smooth ; ligular process moderately long, castaneous. 



Length of body 14 lines, of mandibles extracted and opened 

 3 lines, of palpi 22 lines ; first pair of legs 66, second 25, 

 third 26, fourth 26. 



Hab. S. America. Two in spirit, one dry, B.M. 



Egg globose, ochraceous, with two series of closely approxi- 



