ors al ▁regions ▁of ▁the ▁car ap ace ▁have ▁a ▁covering ▁of ▁large , ▁smooth , ▁rounded , ▁pet al - sh aped , ▁dense ▁t uber cles . ▁The ▁an ter ol ater al ▁margin ▁is ▁slightly ▁cur ved ▁and ▁is ▁divided ▁into ▁four ▁v agu ely ▁defined , ▁t uber cul ate , ▁rounded ▁lo bes ▁while ▁the ▁an ter i orm ost ▁is ▁bare ly ▁marked . ▁The ▁poster ol ater al ▁margin ▁is ▁shorter ▁and ▁slightly ▁con ca ve . ▁The ▁posterior ▁margin ▁is ▁straight ▁and ▁be ars ▁a ▁prominent ▁row ▁of ▁t uber cles . ▁The ▁front ▁margin ▁is ▁strongly ▁cur ved , ▁and ▁is ▁equivalent ▁to ▁about ▁ 0 . 3 5 ▁times ▁the ▁width ▁of ▁the ▁car ap ace , ▁it ▁has ▁two ▁lo bes ▁along ▁the ▁sin uous ▁front al ▁margin ; ▁the ▁two ▁lo bes ▁being ▁divided ▁by ▁a ▁wide ▁V - sh aped ▁c left . ▁Al most ▁the ▁entire ▁under ▁surface ▁is ▁dens ely ▁t uber cul ate ; ▁with ▁the ▁t uber cles ▁fl atten ed ▁and ▁dens ely ▁pack ed ▁but ▁varying ▁in ▁size , ▁partly ▁simple ▁and ▁partly ▁pet al - like ▁in ▁shape . ▁The ▁cla ws ▁are ▁sub equal , ▁heavy ▁and ▁also ▁covered ▁in ▁dense ▁t uber cles . ▁The ▁fingers ▁are ▁distinct ly ▁shorter ▁than ▁the ▁pal m ; ▁with ▁the ▁proxim al ▁portion ▁of ▁the ▁mov able ▁finger ▁dens ely ▁covered ▁with ▁fl atten ed ▁t uber cles , ▁and ▁bearing ▁two ▁to ▁three