3 “8: Meese Shana, Ten Acad. Sein St i 
390 TRANS. OF THE ACAD. OF SCIENCE. 
Limestone, towards the base of the Guadalupe Mountains, 
Texas. 
Pp, eee andl Verneuil, Geol. Russ. Vol. 2, p. 267, pl. 16, 
fig. 1 
The specimen, which I refer with doubt to this species, is 
partially embedded in the matrix. The principal difference 
that I perceive is in the “apc on the ears, which are more 
robust in the Texas shel 
White Limestone of she Guadalupe Mountains. 
Genus STROPHALOSIA. 
SS. abe eta Guapaturensis, Shumard, Trans. ead 
t. Loui s, Vol. 1, p. 292. pl. XI, fig. 5. 
: irae Limestone of the Guadalupe Mountains. — 
Genus CHONETES. 
C. es n. sp. 
Shell small, — widest at the cardinal bore, 
width one-third greater than the length, front and sides 
rounded. Webbed (76 ecaviagy valve m erately convex, with- 
out ut mesial sinus 5 cardinal margin sloping eae foe 
d i area own. 
marked with ceca fine concentric strize of grt 
I have several specimens of this rage 
which exhibit any traces of longitudinal str oo 
_, Found in the Cregimennay st the mouth, of a 
. OF x 
a wer 1 ree & Piatten; Tou our. Acai Nat 8 
.) 2d Ser., Vol. 3, p. 26, pl. 2, fig. 5 a—e. eo 
OSSi from the White garage of the Gu i 
ns correspond pretty with the figures 3 ce Od 
the above cit race oth = I 
alle 2 hae leave x me in alee ai — , F 
beeen 
