THE BRACniOPODA , 



1. — Tehebhatula pekovalis, Sowerly. 



Teeebratula terovalis, Davidson, Palseontographical Soc, 

 plate X., figures 1-6. 



Terebratula berovalis, E. Desl., Brachiopodos Terr. Jurass., 

 plate li. (figs. 2-3) to plate Ivi. (figs. 1-2). 



This species is very distinct, especially in the adult state ; but 

 there has always been a tendency to put down for the young of 

 Torch. 2^erovaIis a lai-ge number of easily se]Darable species. 

 It is a groat pity to spoil a good and distinct species by crowding 

 it with too many forms. The young of the Tereb. pcrovalis have 



