APPENDIX'. 
15 
X. Eufalense, Gabb, (Area) Journal Acad. Nat. Science. 
Barbatia (Plagiarca) Carolinensis, Conrad. Geolog. Survey of North 
Carolina. 
B. (Polynema) lintea, Conrad. Geolog. Survey of North Carolina. 
Trigoniidoe. 
Trigonia thoaaccica, Morton. Synopsis, p. 65, pi. 15, fig. 13. 
Aviculidce. 
Arcoperna Carolinensis, Conrad. Geolog. Survey of North Carolina. 
Avicula inedited. 
Gervillia ensiformis, Journal Acad. Nat. Sciences, Second Series, vol. 3. 
p. 328, pi. 34, fig. 10. 
Inoperna prolixa, Conrad. Geolog. Survey of North Carolina. 
Mytilus condecoratus, Conrad. ib. ib. 
M. nasutus, Conrad. ib. ib. 
Perna cretacea, Conrad. ib. ib. 
Crassatellidce. 
Crassatella (Pacliythserus,) Carolinensis, Conrad. Geolog. Survey of 
North Carolina. 
Etea Carolinensis, Conrad. Geolog. Survey of North Carolina. 
Brachymeris alta, Conrad. ib. ib. 
Arene Carolinensis, Conrad. ib. ib. 
Lucinidoi. 
Lucina cretacea, Conrad. Geolog. Survey of North Carolina. 
L. laminifera, Conrad. American Journal of Concholog\ T , vol. 5, pi. A 
fig. 14. 
Cardiidai. 
Cardium (Trachycardium) perveturn, Conrad. Geolog. Survey of North 
Carolina. 
C. (Trachycardium) Eufalense, Gabb. Journal of the Acad. Natural 
Sciences, vol. 4, p. 282, pi. 46, fig. 12. 
Criocardium duinosum, Conrad. American Journal of Cunchology, vol. 
6, p. 75. 
Protocardia Carolinensis, Conrad. Geolog. Survey of North Carolina. 
