GASTROPODA, SCUTIBRANCHIATA. 
Moll. 91 
Orthonema , Rigauxia, Ghimacina, Subulites, and Chemnitizia ; Tryon, (1) 
p. 258. 
Eulima includes as subgg., Subularia , Bacula, Apicalia, Mucronalia , 
Selma , Sty lifer ina, Lambertia , Amaurella , Eulimopsis, and Iopsis ; id. t. c. 
p. 259. E. tenison (? tenisoni. — Rec.), n. n., = E. micans , Tenison-Woods 
( nee Carp.) ; id. t. c. p. 269. E. robusta and E. mundula , A. Ad., figured ; 
id. t. c. pi. 68, figs. 25 & 26. E. laurce , n. sp., North Sea, Friele, p. 30, 
pi. xi, figs. 13 & 14. 
Mucronalia xanthias, n. sp., Tongatabu, N. Australia, Philippines, 
Watson, p. 523, pi. xxxvii, fig. 8. 
Niso ceglees, n. sp., 14 fath., C. Hatteras, Bush, (2) p. 585. 
Scalenostoma includes Subeulima ; Tryon, (1) p. 261. S. lubrica , 
Mauritius, S. mariei , New Caledonia, n. spp., Fischer (4). 
Stylifer includes as subgg. Cythnia and Plicifer\ Tryon, (1) p.262. 
S. crotaphis , n. sp., Bass Strait, Watson, p. 525, pi. xxxvii, fig. 10. 
Stylina sp., for details, see p. 30. 
Pyramidellidje. 
Pyramidellidce include Pyramidella, Syrnolopsis , Nerincca , and Solen- 
iscus ; Tryon, (1) p. 295. 
Eulimella rudis , Pernambuco, E. acerrima , E. angusta , E. laxa, E. coacta , 
E. subtilis, N. Australia, n. spp., Watson, pp. 496-499, pi. xxxiii, figs. 2-7. 
Odostomia convoluta , 0. corpulenta, 0. oxia , 0. oddes, 0. pupa, 0. 
hymatodes , N. Australia, 0. liyphala , New Zealand, 0. scopulorum , Hono- 
lulu, n. spp., id. t. c. pp. 482-487, pis. xxxiii, fig. 8, & xxxi, figs. 3, 4, 6-8, 2, 
& 5 ; 0. ( Turbonilla ) scalpidcns, Port Jackson, 0. (T.) philomelcv, Tristan 
da Cunha, 0. (T.) homoeotata , 0. (T.) rhabdoides , 0. (T.) dipsycha , 0. ( T .) 
amcebcea f N. Australia, 0. ( T .) rliabdota , 0. (T.) ky7natoessa } 0. (T.) 
phrikalea , West Indies, n. spp., £. c. pp. 489-595, pis. xxxii, figs. 1-8, 
& xxxiii, fig. 1. 0. sublustris , North Sea, O. normani } Bergen, n. spp., 
Friele, p. 29, pi. xi, figs. 11a & 12. 
Parthenina flexicosta andP. bucquoyi , n. spp., Locard, (1) pp. 222, 227, 
& 572. 
Pyramidella has as subgg. Otopleura , Syrnola , Chrysallida , and Actao- 
pyramis ; Tryon, (1) p. 297. 
Turbonillidcc include Turbonilla, Lia , Murchisoniella, Vanesia , 
mella 1 and Odostomia ; £ c. p. 317. 
Turbonilla has the subg. Dunlceria ; id. t. c. p. 318. T. lactea , L., in- 
cludes P. elegantissima , Macg., P. acuta, Donovan, P. aZ6a, Penn., P. 
plicatula, Risso, P. turritella , Scacchi, and P. gracilis, Desh. ; td. £. c. 
p. 322. 
SCUTIBRANCHIATA. 
R II IP ID OGL OSS A . 
IIelicinid^e. 
ITelicina deroulcdei, n. sp., Tourane, Cochin China, Wattebled, p. 66, 
pi. v, fig. 2. H. setchuancnsis, Heude, type of the genus Ileudeia, Crosse, 
