collected in Japanese Seas. 423 



The operculum of this species has the outer edge, or tliat 

 towards the labrum, prettily serrated. The Red Sea, Philip- 

 pine Islands, New (luinea, and Queensland, Australia, arc 

 other localities of this species. 



31. Nassa sti'ffmaria, A. Ad. ; Conch. Icon. vlli. f. 42. 

 Ilab. Ooshinia Harbour, 8 fathoms. 



32. Nassa spurca, Gould, Otia Conch, p. 129. 



ITah. Ooshima Harbour, 8 fathoms, and Yamada Harbour, 

 7 fathoms. 



33. Nassa halteata?, Lischke, Japan. Meeres-Conch. p. CI, 

 pi. V. f. 10, 11. 



Ilab. East Niphon, 11 fathoms. 



A single specimen, which may be a variety of tliis species, 

 differs in having a more acute spire, consisting of nine whorls, 

 and below the suture numerous narrow oblique brown lines 

 flowing from the brown spots which border the Avhorls. 



34. Nassa tenuis^ sp. nov. 



Testa elongata, teuuis, hitescenti-allia, ad suturas et circa medium 

 propcque basim anfr. ultinii pallide rubro fasciata ; anfractus 8, 

 primi duo la^ves, politi, casteri convexiusculi, costis teuuibus 18- 

 20 et liris spiralibus circiter G granulose clathrati, anfr. ultimus 

 liris spiralibus 10-17 (inferioribus o-Q circa caudam baud granu- 

 latis) cinctus ; apertura parva, ovata, longitudinis totius ^ paulo 

 supcrans ; columella leviter corrngata callo tcnui induta, super- 

 neqiie tubereulo parvo munita ; caualis obliquus, brevis, recurvus ; 

 labrum incrassatum, intus denticidis circa 10 ornatum, medio 

 basique rufo macidatum. 



Long. 12 mill., diam. 5 ; apertura long. 4|, diam. 2|. 



Hah. Cape Sima, 18 fathoms, sand and broken shells ; Goza 

 Harbour, lat. 34° 18' N., long. 136° 45' E., 6 f\ithoms, sandy 

 mud ; Ooshima Harbour, 8 fathoms, sandy mud and broken 

 shells. 



This is a very delicately sculptured species. The fine ribs 

 and spiral lirations are very prettily and somewhat quadrately 

 noduled at the points of intersection. One specimen is a 

 little less elongate than the rest. 



'^^ 



35. Nassa fiiscolineataj sp. nov. 



Testa brevis, pallide cornea, circa basim anfr, superiorum ct medium 

 aufr. ultimi linea fusca costis interrupta cincta ; anfractus 8, 

 primi tres la>ves, politi, ca-teri convexiusculi, costis rotundatis 12 



