13 



quarn lata, lamina palatali instructa ; peristomate reflexo ; um- 

 bilico crescentico, satis magno- 



Long. ^ poll. ; lat. I poll. 



Found by Dr. G. A. Perkins, at Cape Palmas, and at Rock- 

 bookay, twenty miles in the interior, under dead leaves. He says 

 " the animal is beautiful red, yellow, and orange." It is of" the 

 size of *S'. aberrans, but is more eccentric and more compressed. 



Streptaxis elisa. Testa modica, valde secunda et compressa, 

 supra tenuiter striata, infra glabrata et late perforata ; spira dis- 

 coidea ; anfi*. 7 -|- juxta suturam profundam angulatis, ultimo 

 lateraliter valde protenso : apertura transversa, subquadrata, 

 peritremate everso, intus denticulis quatuor cruciatim dispositis 

 armato, quinto minimo interdum posticc addito. 



Length, half an inch ; height, \ inch. From an island in the 

 Mergui Archipelago ; Rev. J. Benjamin. 



In size and form most like aS*. Soideyetana, but is even larger 

 and more depressed ; aperture much as in S. pyriformis, but 

 more elongated, and the posterior denticle is very small and 

 marginal ; the shell is double in size. 



Streptaxis exacutus. T. grandis, omnino dislocata, late 

 umbilicata, pallide cornea, supra acute lirata, infra polita : spira 

 discoidea, lateralis ; anfr. G -j- penultimo postice valde protruso, 

 exacuto, apicalibus convexiusculis, bene discretis : apertura sub- 

 quadrata ; peristomate albo, reflexo, postice angustato et sinuato ; 

 palato lamina subcentrali et altera inconspicua ad angulum 

 munito. 



Length, ^ ; breadth, -^^^ poll. Found by Rev. F. Mason, in 

 Burraah. 



More solid and compressed than S. elisa, with no denticles on 

 the peritreme, and with the edge of the penult whorl forming the 

 posterior end of the shell very sharp. 



Clausilia vespa. T. solida, sinistrorsa, vespaeformis, de- 

 flecta, la3vis, intense rufa ; anfr. 6, anteriori raptim attenuate, 

 proximo corpulento, apicalibus cito decrescentibus ; sutura im- 

 pressa, vix marginata : apertura ovata ; columella biplicata ; 

 peritremate late reflexo, rufo. 



