182 
GEOLOGICAL SURVEY 
Amphidesma equalis, 
vf orbiculata, 
& equata, 
« constricta, 
Psammobea centenaria, Con. 
Lutraria canaliculata, 
s lineata, 
Pandora trileneata, 
Petricola pholadiformis, 
Tellina alternata, 
‘ polita, 
biplicata, 
flexuosa, 
Sanguinolaria lusoria, 
Lucina cribraria, 
uy Floridiana, 
f divaricata, 
vf squamosa, 
se contracta, 
Ke crenulata, 
ks trisulcata, 
1) radians, 
se Jamaicensis, 
Donaz variabilis, 
Loripes Americana, 
Astarte undulaia, 
concentrica, 
ut abreviata, 
u radians, 
cs lunulata, 
Cytherea reposta, 
iG Sayana, 
ui metastriata, 
& subnasuta. 
Echinoderma. 
Scutella Carolinensis, 
sf 5—phora, 
ef macrophora. 
Polyparia. 
Astrea Marylandica, 
Cellipora informata, 
Pectunculus aratus, 
i sp. 
Arca propatula, 
“ scalaris, 
lienosa, 
* incile, 
incongrua, 
pexata, 
celata, 
centenaria, 
zquicostata, 
“ 
improcera, 
Nucula limatula, 
“ - proxima, 
Chama corticosa, 
ff congregata, 
arcinella, 
Mytilus incrassatus, 
Modiola Ducatelli. 
Pecten eboreus, 
“ 
septemnarius, 
Mortoni, 
hemicyclicus, 
concentricus, 
<3 2 
Spondylus, (a cast,) 
Plicatula marginata, 
Ostrea disparilis, 
“  sculpturata, 
fe Virginiana, 
Anomia ephippium, 
Cyrena densata? 
es Carclinensis, 
Cirripedia. 
Balanus proteus, 
sf ovularis, 
Cellipora umbilicata, 
Lunulites denticulata. 
