THE MOLLUSCA OF TJERE3 STRA.TT3. 159 



This species is classed by Eischer (Man. de Coach, p. 623) as 

 the type of his subgenus Megalatraotus (188i). It is coafiaed 

 to the shores of Australia. 



BrccijiTiD^. 



52. Cakthaetjs mollis, Gld. 



I'ine individuals, which we hare compared with and cannot 

 separate from the Japanese type. 

 Station 8, Albany Pass. 



53. En&ina concinna, Bve. 

 Station 2, "Warrior Island. 



54. Engina E-eevei, Tryon. 



Hah. North America and Mexico, also Australia {J. Brazier), 

 Station 5, Boydong Cays. 



55. Phos scalaeoides, A. Ad. 



Station 5, Boydong Cays. 



56. N ASSAEIA SUTUEALIS, A. Ad. 



This well-marked form is sparingly distributed from the 

 Arabian Sea eastward, being particularly frequent at Bombay 

 (Abercromhie) and Karachi (Townsend). 



Station 8, Albany Pass. 



Nassid^e. 



57. Nassa (ALECTETOisr) SUTUEALIS, Lam. 

 Station 8, Albany Pass. 



58. NaSSA (NiOTHA) ALBESCENS, Z)^r. 



Station 13, Murray Island. 



59. Nassa (Niotha) ceemata, Hinds. 

 Station 8, Albany Pass.- 



60. Nassa (ALECTETOi<r) eeetoeum*, sp. n. (PL 10. fig. 3.) 

 M. testa breviter oblonga, spira acuminata, albo-cinerea, 



nitlda ; anfractibus octo, inelusis apicalibus tribus, laevibus, 

 vitreis, cseteris regulariter longitudinaliter plano-costati.-!, costis 

 nitidis, laevibus, apud suturas impressis, et infra, juxta suturas, 

 transversim unisulcatis, et sparsim brunneo-maculatis, liris 

 transversis aliter absentibus, ultimo anfractu infra medium 



* Fretorum, i. e. Torresianorum, inhabiting the Torres Sti'aits. 



