GASTROrODA (SCUTIDRANCIIIA, CYCLOJiRANCHIA) . Moll. 47 
Scwsttrellacriapata (Flcni.), raclula, Friolo, I c . ; living animal dcRcribod 
by JclTroys, Ann. N. H. (4) xix. p. 233. 3. angulaia (Lovdn) and aspera 
(Phil.) are only varieties of this species ; id. ibid. 
SchizotrocJius, new subgenus for Scissurella crispata, on account of its 
trochoid form ; Monterosato, Ann. Mus. Genov, ix. p. 416. 
Scissurella tenuis, sp. n., Jeffreys, 1. c. p. 234, Greenland, 1460 fathoms. 
Scissurella supra-plicata (Smith, 1875), E. Smith, Transit Venus Exp. 
Moll. p. 10, pi. ix. fig. 6, Kerguelen Island [anted, p. 6]. 
Schismope mouchezi, sp. n., Velain, Arch. Z. exper. vi. p. 119, pi. iv. 
figs. 7 & 8, St. Paul Island. 
Ilaliotis exigua, sp. n., Dunker, Mai. Bl. xxiv. p. 69, Japan. 
Fissurellid^. 
Puncturella noachina (E.), radula ; Friele, 1. c. 
Puncturella p>rofundi, sp. n., Jeffreys, Ann. N. H. (4) xix. p. 2.32, 
Greenland, 1450 fathoms, and coast of Portugal 740-1095 fathoms. 
Lucapina pfeifferi, sp. n., Dunker, Mai. Bl. xxiv. p. 70, Japan. 
GYGLOBRANOHIA. 
AcMiEIDJ}. 
Erginus, g. n., proposed for Tectura rubella (Fabr.), and the living animal 
described ; Jeffreys, Ann. N. H. (4) xix. p. 231. 
PATELLIDiE. 
Dali’s paper on the Patellidoe [see Zool. Rec. xiii. Moll. p. 35] is also 
contained in his “Scientific Results of the Exploration of Alaska,” 
vol. i. 
Patella {Patinella) Jcerguelensis, sp. n., cenea (Gm.),fuegiensis (Reeve), 
and (Nacella) mytilina (Gm.), all from Kerguelen Island, E. Smith, 
Transit Venus Exp. Moll. pp. 11-16, the first and third pi. ix. figs. 13 
& 14 [anted, p. 6]. 
Propilidium ancyloide (Forbes) = Rostrisinra parva (Seguenza), new 
localities ; Jeffreys, Ann. N. H. (4) xix. p. 232. 
Lepeta cceca (Miill.), living animal described. Apex in the young 
spiral, incurved, deciduous, new localities and geographical distribution ; 
id. 1. c. pp. 231 & 232. From Franklin-Pierce Bay, 79^ N. lat. ; E. Smith, 
op. cit. XX. p. 139. 
Smlulum and Allerya [anted, under Velutinidce]. 
Chiton iDiB. 
The nervous system of Chiton is specially described by H. v. Iitering 
in his work “ Vergleichende Anatomie des Nervensystems der Mollusken,” 
and some notes concerning it, the two pallial nerves uniting at the hinder 
