44 Moll. 
MOLLUSCA. 
Pleueotomidjd. 
Pleurotoma patagonica (Orb.) var. n. magellanica^ Martons, SB.nat. Fr. 
1881, p. 77, Magellan Straits. 
Pleurotoma cccrulea (Weinkauff), Lagos and Gaboon, and wjlexa, sp. u., 
Atlantic, 10° N. lat., 360 fath., E. v. Martens, Conch. MT. ii. pp. 108-110, 
pi. xxi. figs. 5-9 & 10-12. 
Ancistrosyrinx, subg. n. of Pleurotoma^ = Candelahrum (Dali, 1878, 
pre-occupied). Posterior surface of the whorls concave, with a broad 
deep sinus, bordered externally by a pectinated elevated frill, directed 
backwards. A. elegansy sp. n., Florida reefs and Havana, 805 fath. Dali, 
Bull. Mus. C. Z. ix. pp. 53 & 54 ; and Am. Nat. xv. p. 718. 
Columbarium, subg. n. of Pleurotoma. Notch of the outer lip very 
faint, canal very distinct, as long as or longer than the rest of the shell, 
whorls spinously keeled, nucleus globular. P. (C.) spinicincta, sp. n.. 
East Coast of Australia, 76 fath., and pagodus (Lesson, Fusus), E. v. 
Martens, Conchol. MT. ii. pp. 105-107, pi. xxi: figs. 1-4. The radula*’' 
exhibits two blunt dagger-shaped teeth, not unlike those of Defrancia ; 
Schacko, tom. cit. pp. 122 & 123, pi. xxiv. figs. 1 & 2. 
Pleurotoma (Surcula) staminea, Prince Edward and Kerguelen Islands, 
1375 & 105 fath., /n7/a;, between Kerguelen and Heard Islands, 150 fath., 
lepta, S.E. of Australia, 1950 fath., rotundata, E. of Japan, 2050 fath., 
goniodes, S.E. of La Plata, 600 fath., p)leheia aud?7i?/sa, off Pernambuco, 
350 fath., syngenes, off St. Thomas, W. Indies, 450 & 390 fath., hemi- 
meres and holbodes, Pernambuco, 675 fath., anteridion, off the Cape of 
Good Hope, 150 fath., ischna, N.E. from New Zealand, 700 fath., spp. nn.. 
It. B. Watson, J. L. S. xv. pp. 388-404. 
Pleurotoma (Genota) didyma, St. Thomas, W. Indies, 450 fath., engonia, 
off Inosima, Japan, 345 fath., and atractoldes, Philippines, 375 fath., 
spp. nn., id. 1. c. pp. 404-407. 
Pleurotoma {Genota) mitrella, sp. n., Dali, Bull. Mus. C. Z. ix. p. 56, 
Yucatan Strait, 640 fath. 
Pleurotoma {Drillia') pyrrlia, Kobi, Japan, 8-50 fath., paupera and 
brachytoma, Aru Island, 800 fath., gypsata, bulbacea, and ula, N.E. of New 
Zealand, 700 fluctuosa, Kerguelen and Heard Islands, 38 & 75 fath., 
spicea, stirophora, phceacra, and tmeta, off Pernambuco, 350 fath., incilis, 
St. Thomas, 390 fath., and sterrha, Flinders Passage, Torres Straits, 
7 fath., spp. nn., Watson, 1. c. pp. 409-427. 
Pleurotoma (Drillia) polytorta, subsida, nucleata, exasperata, leuco- 
mata, gratula, detecta, serga, smirna, oleacea, havanensis, verrilli, peripla, 
elusiva, and spp. nn., Dali, Bull. Mus. C. Z. ix. pp. 61-69, Gulf of 
Mexico and Caribbean Sea, 287-1002 (exasperata) fath. 
Pleurotoma (Crassispira) climacotUy sp. n., Watson, J. L. S. xv. p. 428, 
Tongatabu, 18 fath. 
Pleurotoma (Clavus) marmarina, sp. n., id. 1. c. p. 429, off Pernambuco, 
350 fath. 
Pleurotoma (Pleurotomella) agassizi, sp. n., Verrill & Smith, Am. J. 
Sci. (3) XX. [1880] p. 394, and P. U. S. Nat. Mus. iii. p. 367, N.E. Coast 
