GASTROPODA (pBCTINIBRANCHIA) . 
169 
lANTHINIDiB. - f: , 
lantjiina casta^ planospirata, and cceruleata (Rv.)> 'oiolacea (Bolten), 
fibula (Rv.), nitens (Mke.), glohosa (Swains.), iridicolor (Rv.), pallida 
(Harv.), exigua (Lam.), and umhilicata (Orb.) ; mouth organs, and 
especially the radula, described by Troschel, Gebiss der Schnecken, ii. 
pp. 145-151, pi. xiy. figs. 1-11. 
Pyramidellid^e. 
A large number of species from the West Indies enumerated, and 
many of 0. B. Adam’s species recharacterized and placed in sub-generic 
divisions; O. A. Morch, Mai. Bl. xxii. pp. 157-169. 
Longchceus [^LonclicBus]^ subg. n. of Oheliscus ; testa imperforata, anfr. 
ult. sulco mediano. Type, 0. punctatus (Chemn.), also 0. {L.) candidus^ 
St. Thomas, West Indies, and floridanus^ Florida, spp. nn., id. 1. c. 
p. 158. 
Triptychus, subg. n. of Oheliscus ; testa spiraliter paucilirata ; colu- 
mella triplicata ; labium intus liratum ; nucleus reversus. 0. ( Tr.) niveus^ 
sp. n.. West Indies. Id. 1. c. p. 159. 
Tiberia (Jeffr., MS.), subg. n. of Pyramidella^ for P. minuscula^ Monter. 
(J. de Conch. 1874, p. 265), umbilicated, coast of Algeria, 1456 fath., 
and Palermo, 190-210 metres ; Monterosato, Atti Acc. Palerm. 1875, 
pp. 5 & 31. • 
Odostomia. The 63 known Mediterranean species enumerated and 
distributed into the following sub -genera : Odostomia proper, Auriculina, 
Noemia, Menestho^ subg. n., for 0. humboldti (Risso), Pyrgulina, Tur- 
bonilla, and Eulimella ; id. 1. c. pp. 31-34. 
Odostomia rufula, sp. n., Souverbie, J. de Conch, xxiii. p. 290, pi. xiii. 
fig. 7, New Caledonia. Pyramidella pupiformis (Souverbie), described 
from a damaged specimen, belongs also to Odostomia^ and ? = Parthenia 
hrefti (Angas) ; id. 1. c. pp. 291 & 292. 
Turbonilla Varies and tasmanica^ spp. nn., J. E. Tenison Woods, P. R. 
Soc. Tasm. 1875 (sep. copy), p. 13, King’s Island, Bass’ Straits. 
Odostomia {Turbonilla) venusta, sp. n., Monterosato, Atti Acc. Palerm. 
1875, p. 33, Palermo, depth of 210 metres. 
Odostomia {Eulimella) superflua^ sp. n., id. 1. c. p. 34, Palermo, depth 
of 210 metres. 
Syrnola bifasciata, sp. n., J. E. Tenison Wbods, 1. c. p. 13, Tasmania. 
Cingulina australis^ sp, n., id. 1. c. p. 14, Tasmania. 
Dunheria fasciata, sp. n., id. ibid., Tasmania. 
Stylopsis rufo-fasciata, sp. n., Edgar Smith, Ann. N. H. (4) xvi. p. 103, 
east of Yesso, Japan. . 
Chemnitzia (Elusa) krebsi and erythrosclera, spp. nn., Morch, Mai. Bl. 
xxii. pp. 159 160, St. Thomas, West Indies. 
Chemnitzia {Mumiola ?) riisei, sp. n., id. I, c. p. 165, St. Thomas, West 
Indies. 
Mathilda trochlea, sp. n., id. ibid., St. Thomas, West Indies. 
Spirolimax, g. n. “ Testa, subcylindrica, forma Rissoce vitrece, pellu- 
