Specie.<i of ParatolpliUfja. 121 



Family Telphusidse. 

 Genus PaPvATelphusa, ]\r.-E(hv. 



Coihspectus of ilie Species. 



Latero-anterior margins of the carapace armed 



with a sinple large, acute, conical and 



salient epibrauchial tooth . P. funnic/cra, "\V.-M, 



Latero-anterior margins of the cai-apace armed 



with two epibranchial teeth. Meropodal 



joints of all the legs armed at theu- distal 



ends with a sharp spine P. tridentata^ M.-Edw, 



Latero-anterior margins of the carapace armed 



with three einbranchial teeth. 

 The first two teeth slightly flattened, the 

 last almost conical and smaller than the 

 rest. Meropodal joints of all the legs 

 armed at their distal ends with a sharp 

 spine. Penultimate somite of S post- 

 abdomen constricted anteriorly so as to 

 form with the preceding an hourglass- 

 shaped mass P. sineni>is, M.-Edw. 



The first tooth similar to the extraorbital 

 angle, but smaller ; the rest salient, acute, 

 and conical. Meropodal joints of the legs 



unarmed P. Mortemi, A\'.-M, 



Latero-anterior margins of the carapace armed 



with four epil)ranc]jial teeth. 

 The teeth feebly developed, fliittened, acute, 

 curving forwards and inwards, and dimin- 

 ishing gi'adually in size from before back- 

 wards. The carapace perfectly smooth, 

 longitudinally very convex, its antero- 

 lateral margins much incliiied ; post- 



fi-ontal crest well developed P. 7)r/y^»rt,W.-M. 



The teeth all equal, and similar to one another, 

 large, almost conical, and very salient. 

 Carapace considerably areolated, longitu- 

 dinally very convex, its antei'o-lateral 

 margins much inclined ; post frontal crest 



well developed P. Edwardsi, W.-.M. 



The teeth tolerably well developed and sal tnt, 

 flattened, acute, and diminishing gra- 

 dually in size from before backwards. 

 Carapace perfectly smooth, depressed, and 

 but slightly convex, its antero-lateral 

 margins hardly inclined. The frontal and 

 orbital margins conspicuous! v, the edges 

 of thi' feebly di veloped postfrontal crest 

 and of the epibranchial teeth faii.tly 

 crenulateil P. crcnidiferct, \\'-M. 



A)m. d- Mag. N. Ilisf. Scr. 4. To/, xvii. d 



