GASTROPODA (CYCLOBRANCHTA, TELOBRANCHIA). Moll. 57 
is known as to a British shell, Patella (Nacella) pelliicida (L.) and its 
variety Icevis (Pennant). — Rec,] 
Tectura (Pilidiiim) coppingeri, sp. n., E. A. Smith, P. Z, S. 1881, p. 35, 
pL iv. fig. 12, Straits of Magellan. 
Patellid^. 
Patella vulgata (L.). A pale and thin ^form found in the Firth of 
Forth, where a spring of fresh-water rises above low-water mark ; M. 
Murtrie, P. Phys. Soc. Edinb. vi. ; J. R. Micr. Soc. (2) i. p. 583. 
CniTONIDiE. 
Lophyrus senegalensisy sp. n,, and siculus (Gray) var. u. africana, Cape 
Verde Islands, Rochebrune, J. de Conch, xxix. p. 42. 
Chiton {Ischnochiton) imitator, sp, n., E. A, Smith, P. Z. S. 1881, p. 35, 
pi. iv. fig. 13, West coast of Patagonia ; near C. alhus (L.). 
Leptochiton sererorum, bank of Arguiu, N.W. Africa, and cessaci, same 
locality and Cape Verde, spp. nn,, Rochebrune, J. de Conch, xxix. p. 43. 
Hanley ia tropicalis, sp. n., Dali, Bull. Mus. C. Z. ix. p. 53, Sand Key, 
Florida, 128 fath. 
Tonicia gamhiensis, sp. n., Rochebrune, J. de Conch, xxix. p. 43, Cape 
Ste. Marie, W. Africa. 
Acanthochites dakariensis, adansoni, houvieri, and joallesi, spp. nn., 
coast of Senegal, Rochebrune, J. de Conch, xxv. pp. 44 & 45. 
TELOBRANGEIA. 
TORNATELLIDiE. 
Actceon incisus, melampoides, danaida, and perforatus, spp. nn., Dali, 
Bull. Mus. C. Z. ix. pp. 95 & 9G, Gulf of Mexico, 310-805 fath. 
Ringicula nitida (Verrill), Bed of the [Gulf Stream, 447 fath., and 
Yucatan Strait, 640 fath. ; id. 1. c. p. 97. 
Bullid^. 
Bulla gouldi, Couth., is a Cylichna ; Verrill, P. U. S. Nat. Mus. iii. p. 383, 
Cape Cod. B. ahyssicola, Yucatan Strait, 640 fath., and ? ehurnea, Gulf 
of Mexico, 339 fath., spp. nn., Dali, Bull. Mus. C. Z. ix. pp. 97 & 98. 
Atys ? hathymophila, sp. n., 1568 fath., and ? sandersoni, sp. n., 805 fath., 
Gulf of Mexico, id. 1. c. pp. 98 & 99. 
Diaphana, Brown, restr., adopted for Utriculus, Br. (pt. nec Schum., 
1817) and Sars; Verrill, Am. J. Sci. (3) xx. [1880] p. 399, note, and 1. c, 
p. 381. B. gemma, sp. n., id. ll. cc. pp. 399 & 382, N. E. Coast of 
America, to 115 fath. 
Utriculus ? vortex and frielii, spp. nn.. Gulf of Mexico, 339-640 fath., 
Dali, 1. c. pp. 100 & 101. 
Scaphander ? watsoni, sp. n., id. 1. c. p. 99, off Sombrero Island, 72 fath. 
