MOLLUSCA. 
459 
besides descriptions of several new or little-known ones, wbicli 
will be mentioned subsequently. 
Anculosa downiei, sp. n., Lea, Proc. Ac. Nat. Sc. Philad. 1868, p. 163, Ala- 
bama and Georgia. 
Ancuhtus carinatm (Layard) is supposed by Brot (who had placed it. in 
the genus Paludo7nus) to be a Lithogh/phus, p. 3. 
Lithasia purpurea and ewta, spp. nn.. Lea., 1. c. p. 153, Alabama. 
Schizostoma wheatleyi, sp. n.. Lea, 1. c. p. 163, Coosa River. 
16 {Melania) spinosa (Lea). Lingual membrane by Hogg, Transact. Roy. 
Microscop. Soc. xvi. pi. 8. fig. 1. 
\_Go7iiohasis] Melaiiia imdtilineata (Say). Lingual membrane by Hogg, 
1. e. pi. 9. fig. 1. 
Go 7 iiobasis wheatleyi , similis, stdeata, arata, gemierii, teiiehrosa, hifasciata, 
clathrata, pulchdla^ hdeocella, connesauga'ensiSf eontigua, murrayensis^ grana- 
tnides, clamda^ cockliaris, vemista, and 07'nata, spp. nn.. Lea, Proc. Ac. Nat. 
Sc. Philad. 1868, pp. 161, 162, Georgia and Alabama. 
Tiypanostoma tmcifoi'mc, castane^mi, wheatleyi, and terehralc, spp. nn., Lea, 
I, c. pp. 152, 163, Georgia and Alabama. 
Pachychilus parvus (Ijea, [850) = Melania crassilah'tmi (Reeve) 
mus cya7iosto7nus (Morelet, 1864), genus uncertain. Brot, p, 3. 
Mela7iia he7'culea (Gould). Three varieties described and figured by Brot, 
pp. 9, 10, pi. 3. figs. 1-3 ; msoluta, sp. n., p. 11, pi. 3. fig. 4, India ? ; citrma, 
sp. n., p. 11, pi. 3. fig. 13, Siam ; he7'7ia7'di, sp. n., p. 14, pi. 2. fig. 13, locality 
unknown ; fu77iosa (Hinds), p. 16, pi. 2. fig. 12, Moluccas and New Ireland ; 
alhesce7is (Lea), with its varieties, p. 17 ; petitii (Phil.), p. 19, pi. 2. fig. 7, 
New Caledonia; landmie7'i (Brot), p. 21, pi. 2. figs 2, 3; inorkandi, sp. n., 
p. 22, pi. 3. figs. 6, 7 ; comp7'essa, sp. n., p. 23, pi. 3. fig. 6 ; christohale7isis, sp. n,, 
p. 24, pi. 2. fig. 1, S. Christobal, one of the Solomon Islands ; tuhercidata 
(Miill.),on its varieties and geographical distribution, p. 26; 7ia7ia (Lea), p. 27, 
pi. 1. fig. 8, Negros; granospira (Mouss.), p. 27, pi. I. fig. 10, Bali; ar77iillata 
(Lea ?), p. 28, pi. I. fig. 12, Java ; ceUhe7isis (Quoy and Gaimard), p. 29, pi. 1. 
fig. 13, Manado; aspenda, sp. n., p. 30, pi. 1. fig. 11, Java? ; duTnonis, sp. n., 
p. 31, pi. 1. fig. 9, Solomon Islands; 7'iquetii {Gv?d,)—harpida (Bunker), but 
differing from se77iicostata (Phil.), p. 32 ; 7'tidis (Lea), var., p. 33, pi. 1. fig. 7 ; 
thia7'dla (Lam.), p. 36, pi. 3. fig. 10; spmulosn (Lam.), redescribed, p. 38; 
calcitropa, sp. n., p. 39, pi. 3. fig. 9 ; corolla (Gould) belongs to A7U7iicola, but 
the figure which Reeve gives for it represents some young Mdarda, p. 41 ; 
amcena (Morelet), its opercle has a concentric structure, it belongs either to 
Paludo7nus or Vivipara, p. 41 ; zolli7ige7'i, sp. n., p. 42, pi. 2. fig. 4, Java ; 
suhaurita, sp. n., p. 43, pi. 1. figs. 1-3, locality not known ; tessdlata (Lea), 
Qnhoorv, = quad7'isc7'iata {Ox2cy)=lorieata (Reeve), pp. 45-47, pi. 1. figs. 4, 6, 
this species, as well as fusca (Miill.), has some plaits in the interior of the 
whorls ; jnsu77i, sp. n., p. 64, pi. 2. fig. 6, Java ? 
3fela7tia tuhercidata (Miill.) was found in a little streamlet, which is almost 
always dry, near the larger port in Malta, in company with another African 
species, Hydrohia 77iusa'ensis (Frnfld.), by Issel, Bullett. Malacol. Ital. i. 
p. 23. 
He77iisinus osetdati (Villa), Brot, p. 61, Quito ; H. ther7nalis (Titius), Brot, 
p. 52, Hungary. 
