GASTROPODA (pECTINIBRANCHIa). Moll, 49 
Conch, iv. pp. 69-97, pis, ccccvi,-ccccxvii. bis, containing 140 species, Xhe 
following are apparently new : — sandvichensis^ p, 72, pi, ccccviii. fig. 17, 
Sandwich Islands ; suhquadratus^i^.lb^ pi. ccccviii. fig. 28, locality unknown ; 
acuticostatus, p. 76, pi, ccccviii. fig. 30, locality unknown ; graciliformis, 
p.80,pl.ccccxi.fig. 62, Japan; [nec Lam.], p. 76, pi. ccccxi. fig. 66, 
locality unknown ; vulpicolor^ p. 78, pi. ccccxi. fig. 73, Falkland Islands or 
New Zealand ; percyanus, p. 70, pi. ccccxii. fig. 77, locality unknown ; 
depictus, sinistral, p. 84, pi. ccccxii. fig. 86, locality unknown ; Icevi- 
gatus, p. 75, pi. ccccxvii. fig. 157, Australia ; rudicostatus, p. 75, pi. ccccxvii. 
bis, fig. 164, Australia ? ; tessellatus, p. 94, pi. ccccxvii. bis, fig. 165, Icctus, 
p. 94, pi. ccccxvii. bis, fig. 166, excavatus, p. 94, pi. ccccxvii. bis, fig. 168, 
and fusco-nodosus, p. 94, pi. ccccxvii. bis, fig. 169, localities unknown ; 
crenulatus, p. 85, pi. ccccxvii. bis, fig. 170, and robustior, p. 82, pi. ccccxi. 
fig. 63, Cape of Good Hope. Fusus ? rectiplicatus, p. 91, pi. ccccxiii. 
fig. 101, Northern seas [very near krceyeri, Morch] ; manchuricus (E. A. 
Smith), p. 90, pi. ccccxv. fig. 125, Japan ; tenuistriatuSy p. 85, pi. ccccxvi. 
fig. 140, locality unknown ; innotahilis (E. A. Smith), pi. ccccxvi. fig. 141, 
locality unknown. 
Plicatclla {Peristernia) honasia, sp. n.. Martens, Moll. Maur. p. 246, 
pi. XX. fig. 6, Seychelle Islands. PI. frag aria (Wood, as Volutd)=z caro- 
lince (Kien., as Turbinella) = bella (Reeve, as Ricinula) ; id. 1. c. p. 246, 
Mauritius. 
Latirus nagasakiensisy sp. n., E. A. Smith, P. Z. S. 1880, p. 482, 
pi. xlviii. fig. 7, Japan. 
Mitridj]. 
The typical Mitra, the subgenera Scabricula, Cancilla, Zeba, Turriculay 
Costellariay Callithea, Cylindra, and Imbricaria are sand or burrowing 
species, Nebularia, Chrysame, Thala, Volutomitra [?], Strigatella. Pusiay 
DibaphuSy and Mitroidea reef-shells, Zierlinay littoral ; Garrett, J . of Conch* 
iii. p. 73. 
Mitra aurora (Dohrn), differences from coronata, living animal and 
variation in the sutural nodules of the latter, p. 14 ; M. eburnostoma, 
eburnea, and humeraliSy spp. nn., pp. 15 & 18,Paumotu Islands ; M. inter- 
lirata (Reeve) compared with fammea (Q. & G.), p. 20 ; M. lugubris 
(Swains.) probably = lacunosa (Reeve), p. 20; M. propinqua, sp. n.,p.22. 
Society Islands, near punctata (Swains.) ; 31. peregra (Reeve) = spadicea 
(Hunker), p. 23 ; M. retusa (Lam.) = paupercula (Schroeter), belongs to 
the subgenus Nebulariay and is quite distinct from paupercula (L.), and 
virgata (Reeve), p. 25 ; 31. 8ubtexturatay^.2%y Raiatea, spirapunctay p. 27, 
Viti Islands, and tahitensisy p. 30, Society Islands, spp. nn. Garrett, J . of 
Couch, iii. 
31itra polita (Reeve) from Mauritius ; Martens, Moll. Maur. p. 252, 
pi. XX. fig. 15. 
Uditroidea multiplicata (Pease), Paumotu and Samoa, described by 
Garrett, J. of Conch, iii. p. 68. 
Dibaphus philippii (Crosse) \edentulus (Sow.)] inhabits all the Poly- 
nesian groups south of the equator, except the Tonga and the Marquesas, 
