72 Greger—Pare and Imperfectly Known Brachiopods. 



limestone is not conspecific with Camarophoria ringens is 

 obvious if one follows the description with care, but whether 

 Dr. Girty's shell should be referred to our Paraphorhynchus 



Figs. 1-12. 



gibbosum, or to the species described by Dr. White* under 

 the name Phynchonella caput-testudinis, we are not in a posi- 

 tion to state, nor are we willing to risk the placing of either in 

 the genus Paraphorhynchus, since practically nothing is 

 known of their internal structure. However, Dr. White's 



*Proc. Boston Soc. Nat. Hist., 1862, vol. ix, p. 23. 



