48 Moll 
MOLLUSCA. 
part above the intestine, not below, as in the Bivalves, are given by him 
in Morphol. JB. iii. pp. 156-178, pi. x. 
W. Ball has observed the exactly median situation of the vent and 
1-3 pairs of ovarial orifices or fenestras in Stimpsoniella emersoni (Couth.), 
Tonicella marmorea (Fabr.), Trachydermum album (L.), and ruhrum (L.), 
Bull. Ess. Inst. vi. [Aug. 1874], with a woodcut. 
Chiton hergoti and constant^ spp. nn., Vdlain, Arch. Z. expdr. vi. pp. 123 
& 124, pi. iv. figs. 19-22, St. Paul and Amsterdam Islands. 
Chiton ( Tonicia) marmoreus (Fabr.), Fi*anklin-Pierce Bay, 79° N. lat., 
E. Smith, Ann. N. H. (4) xx. p. 139. 
Stimpsoniella (Carpenter, 1874) probably = Symmetrogephyrus (Mid- 
dendorlf ) ; Dali, Bull. Ess. Inst. vi. [Aug. 1874]. 
TEOTIBEANOEIA. 
ToRNATELLIDiE. 
Ringiciila conformis, sp. n., Monterosato, J. de Conch, xxv. p. 44, pi. ii. 
fig. 4, Algiers. 
Actceon exilis (Jeffr., 1870), new localities ; Jeffreys, Ann. N. H. (4) xix. 
p. 335. 
BuLLIDiK. 
Tornatina hofmani and hrenchleyi, spp. nn., Angas, P. Z. S. 1877, p. 39, 
pi. V. figs. 19 & 20, Port Jackson. 
Cylichna alba (Brown), widely distributed in the arctic zone, new 
localities and synonymy ; Jeffreys, Ann.N. H. (4) xix. p. 333. The same 
and C. striata (Brown), found at Discovery Bay, 81° N. lat. ; E. Smith, 
Ann. N. H. (4) xx. pp. 139 & 140. 
Cylichna cevisculpta^ Grille, Descr. esp. nouv. p. 11, Messina (near 
umbilicaia, Mont.) ; C, elegans^ Angas, P. Z. S. 1877, p. 175, pi. xxvi. 
fig. 19, Port Stephens, New South Wales : spp. nn. 
Bulla fragilis, sp. n., V^lain, 1. c. p. 128, pi. iv. fig. 31, St. Paul Island. 
Utriculus substriatus, sp. n., obtusus (Mont.), living animal and varie- 
ties described, hyalinus (Turt.) synonymy and new localities ; Jeffreys, 
Ann. N. II. (4) xix. pp. 333-335. 
Diaphana brazieri^ sp. n., Angas, P. Z. S. 1877, p. 175, pi. xxvi. fig. 20, 
Port Jackson. 
Hydatina inflata, sp. n., Dunker, Mai. Bl. xxiv. p. 69, Japan. 
Scaphander puncto-striatus (Mighels, 1841) = librarius (Loven). Living 
nimals and new localities ; Jeffreys, Ann. N. H. (4) xix. p. 335. 
Philine ossiani-sarsijBp. n., Friele, N. Mag. Naturv. xxiii. [1876] ; JB. 
mal. Ges. iv. p. 264, Northern Norway, 4500 fathoms. 
Aplysiidji. 
Aplysia fasciata (Poir), depilans (L.), cuvieri (Chiaje), and webbi 
Benedeu) observed on the coast of Algeria; Monterosato, J. do Conch, 
xxv, pp. 45-48. 
