1 14 On Gasteropoda collected in Japanese Seas. 



92. Volvula angustata, A. Adams, Thes. Conch, vol. ii. 

 p. 596, pi. 125. f. 153. 



Hab. Endermo Harbour, 4 to 7 fathoms. 

 This species is described by Adams from a specimen from 

 the Philippine Islands. 



93. Haminea grisea, sp. nov. 



Testa breviter cylindracea, superne subplauata, inferne rotundata, 

 tenuis, imperforata, sub epidermide tenui grisea caeruleo-alba, 

 versus apicem luteo tincta, nitida, spiraliter minutissime et con- 

 fertissime striata, increment! lineis arcuatis obsolete decussata ; 

 apertura superne angusta, super verticem vix producta, basi 

 dilatata ; columella oblique subtortuosa ; labrum tenue, verticis 

 medio junctum ibique incrassatum. 

 Long. 6, diam. 3 mill. 



Hab. The same as Cylickna pertenuis. 

 H. corticata, Moller, is the nearest ally of this species ; but 

 the lateral outlines of that species are more convex, and the 

 epidermis is of a more yellow colour. In H. grisea the colu- 

 mellar portion of the body-whorl is of a yellowish colour, and 

 the termination of the slightly olive-grey epidermis is defined 

 by a blackish edge. 



94. Atys porcellana, Gould, Proc. Bost. Soc. Nat. Hist. 1859, 



vol. vii. p. 138; Otia Conch, p. 111. 



Hah. Matoza Harbour, 6 fathoms, sand. 



A single specimen, which I refer to this species, is 12| 

 millims. long and 6 broad. It is clothed with a very thin, 

 pale horn-coloured epidermis. 



95. Patella nigrolineata, Reeve, Conch. Icon. vol. viii. pi. 18. 

 f. 43, a, b ; Lischke, Japan. Meeres-Conch. pi. viii. f. 5-11. 



Hab. Toba, south-east of the island Niphon. 



This is the first time that this species has been recorded 

 from the eastern shores of Japan. Only a single example 

 was brought, which is the variety b, admirably figured in 

 Dr. Lischke's excellent work, figs. 7 & 8. 



96. Patella pallida, Gould, Proc. Boston Soc. Nat. Hist. 



1859, vii. ; Otia Conch, p. 115. 

 Hab. Yamada Harbour, lat. 39° 32' N., long. 141° 53' E., 

 7 fathoms, sand with broken shells. 



