collected at Cape St. Lucas, 13 



lete radiatim lirulatis, adultis Iseribus ; zona alba postica, suturara 

 attingente, aurantiaco maculata ; tota prseter zoiiam superficie au- 

 rautiaco puncticulata, punctis minimis, creberrimis, in quincunces 

 dispositis ; apertura subquadrata ; labro incrassato, intus vi.-den- 

 tato ; labio exstante, a lirulis circa basim spiralibus indentato. 

 Long. -3, long. spir. -17, lat. -15 poll., div. 40°. 



Differs from Columbella albuginosa, Rve., in its peculiar and 

 constant painting. 



49. INitidella densilineata. t 



?xV. testa IN. millepv.nctatam forma et indole simulante, sed omnino 

 nitida, anfractibus planatis, suturis indistinctis, striolis circa basim 

 minimis ; livida, lineolis aurantiaco-fuscis divaricatis, ssepe ziczac- 

 formibus, densissime signata. Long. "25, long. spir. "15, lat. 'l 

 poll., div. 35°. 



The opercula of these two species being unknown, their 

 generic position remains doubtful. The same is true of the two 

 following. 



50. tAnachis tincia, 



tA. testa parva, turrita, albida, rufo- aurantiaco supra costas tincta ; 

 anfr. nucl. Isevibus ; norm, iv.— v., subplanatis, suturis \alde im- 

 pressis ; costul^s x. radiantibus, et liris spiralibus transeuntibus, 

 in s|)ira iii. supra costas conspicuis, unaque in sutura, dense in- 

 sculpta; ioterstitiis alte cselatis ; apertura subquadrata ; labro in 

 medio incrassato. Long. '19, long. spir. '12, lat. '08 poll., 

 div. 30°. 



5 1 . tAnachis fuscostrigata. 



IJ. testa parva, turrita, livida, nitida ; zonis rufo-fuscis, subspiralibus, 

 in spira circ. iii., interdum, maxime ad basim, confluentibus, con- 

 spicue cincta ; lirulis radiantibus subobsoletis, cire. x., prope su- 

 turam se mnnstrantibus ; apertura subquadrata. Long. 'IS, long, 

 spir. -095, lat. -045 poll., div. 20°. 



53. Pisania elata. 



r. testa minora, valde turrita, Latiroidea ; alba, rufo-fusco antice et 

 postice varie maculata seu strigata; anfr. nucl. ?....; norm, vi., 

 convexis, suturis impressis ; costis radiantibus vi.-viii., obtusis, 

 interstitiis undatis ; lirulis spiralibus distantibus, in spira plerum- 

 qiie iii., aliis minoribus intt-rcalantibus ; canali angusto, sub- 

 recurvato ; apertura subovata ; pariete postice dentata ; columellf 

 parum coutorta. Long. -68, long. spir. -37, lat. "29 poll., div. 38° 



221 



