
ON AGEAN INVERTERRATA. 191 
spiram excedente, omnibus longitudinaliter costatis, spiraliterque striatis ; 
costis 12 fortibus, rotundatis ; aperturé rotundata, canali brevi. 
Long. Oy. Lat. Os%. Apert. 07;. Asia Minor, Sporades. 
Fam. Jnvolute. Genus Mitra, Lam. 
Mitra phillippiana, sp.nov. 
M. testa lanceolata flava, fascia obscura albida; anfractibus 7 convexius- 
culis, levigatis, politis, labro columellari 3-plicato. 
Long. Oxs. Lat. 03. Apert. 0, unc. Milo, Cerigo. 
Mitra granum, sp. nov. 
M. testa lineari, levigata, nigrida, fascia alba maculis nigris interruptis, an- 
fractibus 7; apice costulato, labro interno plicis 3 fortissimis. 
Long. +4. Lat. 3%. Naxia. 
Mitra littoralis, sp. nov. 
M. testa lanceolata, viridi-fusca, fascia alb4 maculis fulvis interruptis; an- 
fractibus 6, apice costulato, labro interno 3-plicato. 
Long. 3. Lat. 3. Paros, &c. 
Genus TornaTELLa, Lam. 
Tornatella pusilla, sp. nov. 
T. testA ovato-globosa, albidé, anfractibus 4 regulariter profundeque punc- 
tato-striatis, apertura oblonga. 
Long. Og, Lat. Of; une. Lycia, Naxia. 
Tornatella globulina, sp. nov. 
T. testa alba, globos4, spira brevi, anfractibus 4 spiraliter striatis, striis 
numerosis, simplicibus ; apertura pyriformi, columella incrassata. 
Long. O75. Serpho. 
LAMELLIBRANCHIATA. 
Section Dimyaria. 
; Fam. Pyloride. Genus Turacia, Leach. 
Thracia pholadomyoides, sp. nov. 
T. testa ventricosa, sinuos4, granulata, concentricé suleata, sulcis longitu- 
dinalibus paucis (6) decussataé ; umbonibus acutis. 
Long. 034. Lat. 14; une. Cape Artemisium (1808). 
Genus Licuta, Montagu. 
Ligula profundissima, sp. nov. 
L. testa oblonga, depressa, tenui, pellucida, candida, posticé angulat&, an- 
ticé rotundata ; fovea ligamentali lanceolata. 
Long. 03%. Lat. 04 une. 
In the 8th Region of depth, everywhere: nearly allied to L. boysi. 
Genus Nera, Gray. 
Neera attenuata, Forbes in Zool. Proc. 1843. 
4, abbreviata, Do. do. 1843. 
Genus Poromya, Forbes. 
Testa transversa, subzequivalvis, omnino clausa, punctata seu granulata ; 
cardo in utraque valvula dente cardinali erecto, subspathuliformi, dentibus 
obliquis duobus ad alterum anticum. 
Poromya anatinoides, sp. nov. 
Testa convexa, orbicularis, subcarinata, ovata, minuté granulata, anticé 
truncata, postice subtruncata. 
Long. Oss une. Lat. Ov. Reg. VIII. Asia Minor, Cyclades. 
