1898.] 



NATURAL SCIENCES OF PHILADELPHIA. 



419 



TABLE OF MOLLUSCAN SPECIES FOUND IN BEDS EXPOSED BY A 



ROAD CUTTING NEAR THE JERICHO CANAL, TWO MILES 



EAST OF SUFFOLK, VA. 



Area incile Conr 



Crassatella undnlata Say 



Mactra congesta Conr 



Anachis (Columbella) avara Say 



Turrit ella apical is Hp. (var. ) 



Pecten eboreus Conr 



Abra aequalis Say 



Callista convexa Say (— C say ana Conr.) 



Eryphvla lunata Conr 



Gouldia cerina Ad 



Leda acuta Conr 



Lucina crenulata Conr 



Yoldia limatula Say 



Dosinia e/egans Conr 



Ostrea virginica Gmel 



Pecten exasperatus Sowb 



Crepidula convexa Say 



Liomesus stimpsonii Dall 



Turbonilla inierrupta Totten 



Cadulus caro/inensis Bush 



Cardium islandicutn Lin 



Chione albida Gmel 



Nucula tenuis Mtg 



Tellina tenia Say 



Tellina modesta Verrill 



Sea/aria clathratula Adams 



Ethalia Sp. ?fragm 



Eulima Sp. ? 



Balanus Sp. ? 



Range 

 in time. 



M. P. R. 



x 



X 



X 



X 

 X 

 X 

 X 



X 

 X 

 X 

 X 

 X 

 X 

 X 

 X 

 X 

 X 

 X 



a - 



o 



CO 



C 



T3 

 a> 

 -Q 



a 



OS 



a 



o 



o 



O 



o 









 

 



o 







& CO 



41 



a 



< 



-a 



2 



■J 



0? 

 O 



o 

 o 





 



o 

 o 



Of the 26 species of mollusks from near Wallaceton, 17 occur at 

 both Croatan and Waccamaw, 2 others occur at Croatan and not at 

 Waccamaw, and still 2 others at Waccamaw and not at Croatan, 

 while 5 have not been recorded at either of these two localities. 



Of the 26 specifically identified out of the 29 forms from near 

 Jericho, 6 occur at both Croatan and Waccamaw, 1 occurs at Croa- 

 tan only, and 3 at Waccamaw only, while 16, more than half of 

 which are recent, have not been noted at either of these localities. 



