TllUNCATELLIDiE. 
163 
Taheitia scalm'iformis (Reeve) and pallida (Pease), Martens & Langkavel, 
I, c, p. 60, pi. 4. figs. 1 & 2, Tahiti and Huaheine. 
Blanfordia P viridescejis {Cyclostoma^ Pease), eVc?. pi. 3. fig. 21, Tahiti. 
Geomelania (Pfr.), lingual dentition, Bland and Binney, Am. J. Conch, 
vii. p. 186, pL 17. figs. 7, 10-12. 
Blandiella (Guppy, ibid. vi. p. 309) : lingual dentition (again 
described) resembles that of Truncatella and the fluviatile Bis- 
soidce ; iid. ibid. fig. 5. 
Assimine.e. 
Assiminea nitida and fragilis {Hydrocena, Pease), Huaheine and Ascension, 
in the Pacific j Martens & Langkavel, 1. c. p. 61 : the former figured 
pi. 4. fig. 4. 
Helicinida?. 
Helicina occulta (Say) : lingual dentition redescribed by Bland 
and Binney, 1. c. pp. 29 & 30, pi. 2. fig. 6. 
Helicina ueana and cidminans, spp. nn., Mousson, J. de Conch, xix. pp. 24 
& 26, pi. 3. figs. 9 & 10 ; H. fidgora (Gould), var. diminuta, id. ibid. p. 26 : 
all from Tonga I. 
Helicina miltochila (Crosse, 1869), J. de Conch, xix. p. 66, pi. 2. fig. 6, 
Pacific Islands. 
Helicina colorata (Pease, 1868) = annaensis (Moiiss., 1869) : Pease, ibid, 
p. 94. 
Helicina porphyrostonia^ Iccta, moucmisj benigna (Crosse, 1870), ibid. 
pp. 194-198, pi. 6. figs. 6, 8, 6, 7, New Caledonia. 
Helicina jana, sp. n., Cox, P. Z. S. 1871, p. 647, pi. 62. fig. 13, Pt. Mac- 
quarie, Australia. 
Helicina tectiformis (Mouss., 1870) = mangoensis (Sow., 1870); H nor- 
folkensis (Pfr.) = plicatilis (Mouss., 1866), the latter from Upolu, not from 
Norfolk I. : Brazier, P. Z. S. 1871, p. 322. 
Helicina brazieri, sp. n., Pease, 1. c. xviii. p. 397, Niue I., Polynesia. 
Helicina mariei (Crosse, 1870), described and figured, ibid. p. 418, pi, 13. 
fig. 9. 
Helicina maugerice {(jiXQ.y)y several varr. ; H calliostoma, sp. n., Marquesas ; 
humilis (Guppy, preoccupied), renamed giqyjyi j colorata (Pease, 1868) = an- 
naensis (Mouss., 1869) ; flavescens (Pease, 1867) = pacijica {id. 1865) : Pease, 
P. Z. S. 1871, pp. 466 & 467. 
Helicina maiigerice, var. rubicunda (Pease), miniata (Less.), and solida 
(Pease), from Raiatea, Bolahola, and Tahiti, figured by Martens & Lang- 
kavel, 1. c, p. 60, pi. 3. figs. 22-24. 
Helicina viridis (Lam.) stated to have been again found in Hayti by New- 
comb : Crosse, J. de Conch, xix. p. 380. [Crosse seems not to be aware 
that it has been recognized in the Haytian versicolor (Pfr.) by the Recorder 
and Pfeiffer himself, Mai. Bl. xii. (1865), pp. 174-176.] 
Stoastoma pisum (C. B. Ad.) : lingual dentition resembles 
that of Helicina. Bland and Binney, Am. J. Conch, vii, 
p. 184. 
