ae 
sw ae ee Se en ke 
ee On. a sae 
a ae ee oe ge 
from the Seas of China and Japan. 155 
3. Volvula cylindrella, A. Adams. 
V. testa cylindraceo-ovata, utrinque obtusa, transversim tota striata, 
striis confertis, mucrone brevi acuto non producto; apertura 
lineari; labio subtortuoso ; labro margine rectiusculo, 
Hab. Mino-Sima; 63 fathoms, 
4. Volvula ovulina, A. Adams. 
V. testa elongato-ovali, subventricosa, transversim tota striata, umbi- 
licata, antice gibbosula, mucrone parvo acuto in angulo producto 
labri incluso ; apertura lata ; labio tortuoso, elongato, antice late 
reflexo; labro regulariter arcuato. 
Hab. Mino-Sima; 63 fathoms, 
5. Volvula radiola, A. Adams. 
V. testa subcylindracea, utrinque acuminata, mucrone producto, 
acuta, alba, opaca, transversim tota striata, striis distantibus ; 
apertura lineari, antice dilatata; labio obliquo, recto, subincras- 
sato; labro margine recto. 
Hab. Tabu-Sima; 25 fathoms. 
6. Volvula attenuata, A. Adams. 
V. testa ovato-cylindracea, utrinque angustata, transversim tota 
striata, striis distantibus, mucrone acuto producto ; apertura lineari, 
antice vix dilatata; labio subtortuoso, obliquo; labro margine 
subareuato. 
Hab. Tsu-Sima; 26 fathoms, 
Genus Hamrnea, Leach. 
Besides the three new species of this genus which I am about 
to describe, the following were also obtained from the Sea of 
Japan :—H. rotundata, A. Adams; H. brevissima, A. Adams; 
H. pygmea, A. Adams; and H. succinea, Conrad. 
1. Haminea fulgida, A. Adams. 
IT. testa elongato-cylindracea, alba, tenui, nitida, subpellucida, utrin- 
que rotundata, transversim tota striolata, striolis minutissimis con- 
fertis; apertura angusta, antice dilatata; margine columellari 
acuto, arcuato; labro rectiusculo, postice producto et angulato. 
Hab. Shan-tung (Kala-hai). 
This is a beautiful white, shining, semipellucid species, most 
like H. curta, A. Adams, but more elongate and narrower, and 
engrayed with very fine close-set transverse striole. 
2. Haminea lucida, A. Adams. 
H. testa cylindraceo-ovata, vix rimata, utrinque rotundata, diaphana, 
vitrea, transversim tota striata, striis minutissimis confertis ; aper- 
