356 
EOCENE MOLLUSCA. 
PLANORBIS hemistoma, Sowerby 
” 
leevigatus ?, Deshayes 
lens, Brogniart 
obtusus, Sowerby 
oligyratus, F. E. Edwards 
platystoma, S. Wood 
rotundatus, Brard ; : j 
similis, Férussac ; see Planorbis rotundatus. 
Sowerbyi, Bronn 
tropis, Ff. £. Edwards . 
PLEUROTOMA, Lamarck . 
abnormis, Ff. #. Edwards 
acuminata, Sowerby . 4 
acuminata, De Koninck ; see Pleurotoma Nelysii. 
acuticosta, Vyst 
acutisinuata, fF. #. Edwards 
amphiconus, Sowerby 
aspera, F. HL, Edwards 
attenuata, Sowerby . 
biconus, F. 2. Ldwards 
bracheia, F. LH. Edwards 
brevirostrum, Sowerby é ; 
callifera, F. LH. Edwards . ‘ 
cataphracta, Morris ; see Pleurotoma turbida. 
cedilla, F. 2. Edwards 5 
celavicularis, Lamarck ; see Pleurotoma prisca. 
coarctata, F’. 2. Ldwards 
cocciphora, Ff. L. Edwards 
cochlis, F. 2. Edwards 
colon, Sowerby ; see Pleurotoma turbida. 
comma, Sowerby 
conica, Ff. 2. Edwards 
conifera, Ff. 2. Edwards 
conoides, Solander . 
constricta, Ff. #. Edwards ; 
costulifera ?, Bronn; see Pleurotoma dentata. 
crassa, F. 2. Edwards 
crassi-costa, /’. 2. Edwards 
crebrilinea, F. £. Edwards 
curta, FP. L. Edwards 
curvicosta, Sowerby ; see Borsonia Biaritzana. 
cymea, Ff. FE. Edwards 0 
decussata, Lamarck ? ; see Pleurotoma scabriuscula. 
dentata, Lamarck 
denticula, Basterot . 5 : 
var. conulus, /’. #. Hdwards 
a gracilenta, F. E. Edwards 
, 
