GASTROPODA (pEOTINIBRANCHIa). 
Moll 5i 
Valvatid;e. 
Valvata minuta (Drap.) bibliographically reviewed ; it is, perhaps, the 
young state of another species: Westerlund, Nachr. mal. Ges. 1879, 
pp. 17-24. 
AMPDLLARlIDiE. 
On their respiration by lungs and gills, see above, in General Subject, 
Respiration, p. 14. 
Ampullaria sp. near columhiensis (Phil.), sp. near (Phil.), A. 
quinmdenensis and exjmnsa, spp, nn., Miller, Mal. Bl. (2) i. pp. 150-152, 
pi. viii. figs. 1 & 2, pi. XV. figs. 5 & 6, Ecuador. 
Lanistes plicosu^^ sp. n., locality unknown, and intortus (Lam.), Congo ; 
Martens, in Pfeiffer’s Novitat. v. p. 191, pi. clvi. figs. 3-5, pi. clvii. 
figs. 1-3. 
(jMOlDM. 
Coicum Imeicinctum, St. Thomas, W. Indies, 390 fath., attenuatum, sub- 
p>lanum, and microcyclos\_-lus\ all Cape York, 7 fath,, exile^ 
Tongatabu, 18 fath., crystallinum, reefs off Honolulu, 40 fath., spp. nn., 
and sepimentum (Folin), var. Tongatabu and Tahiti, 18-20 fath.; 
Folin, P. Z. S. 1879, pp. 808-812, from the ‘Challenger’ Expedition. 
ParastropJiia challengeri, sp. n., id. 1. c. p. 806, Cape York, 8 fath. 
Strehloceras subannulatum, sp. u., id. 1. c. p. 807, Reefs off Honolulu. 
The first living representatives of the genus. 
Watsonia, g. n. “ Testa probabiliter primum nucleosa, postea tubu- 
laris, decollata, vix bicurvata, conica ; apertura orbicularis, valde obliqua, 
valide circumdata.” W. elegans^ sp. n., Cape York, 8 fath. Id. h c. 
p. 808. 
Oalyptr^id.®. 
Crcpidida aculeata (Gmolin) widely distributed in the tropical and 
subtropical seas ; Mazy ok, J. of Conch, ii. p. 79. 
SOLARIIDJC. 
Seguenna is to be placed here ; J effreys, J. L. S. xiv. pp. 605 & 606. 
SCALARIID^. 
Acirsa costulata (Mighels, 1811, as Turritelld) = eschrichti (Moller, 
1842) ; Verrill, Am. J. Sci. (3) xvii. p. 312, Maine. 
Eulimid.®. 
EuUma nitens and amahiliSi sp. nn.. Brazier, P. Linn. Soc. N. S. W. i. 
[1876] p. 283, North Australia. 
