48 
CONTRIBUTIONS TO DEVONIAN PALEONTOLOGY. [bull.244. 
The Rensselseria fauna of the Appalachians — Continued, 
[a, abundant; c, common; r, rare; L, Lower Helderberg; O, Oriskany.] 
Sections. 
Range in 
New 
York 
1376. 
1379. 
1380. 
1382. 
1384. 
Al. 
A2. 
B2. 
C. 
E. 
Al. 
X. 
A2. 
Bl. 
B2. 
Al. 
A2. 
tions. 
r 
r 
L 
a 
a 
a 

52 R. sp 

r 
c 
o 
54. Atrypa reticularis 
r 
c 
r 
55. Cyrtina dalmani 
r 
c 
L 
r 
a 
r 
r 

c 
a 
a 
r 

L 
c 
a 

a 
a 
r 
c 
c 
c 
c 

62. S. (Delthyris) cf. per- 
r 
L 
63. S. sp 
r 
r 
r 
r 

r 
66. Trematospira multi- 
r 
r 
r 
r 
68. Anoplotheca cf. dicho- 


L 

69 A. cf. flabellites 
c 
r 
r 
71. M. lata . . 
r 
r 
c 
r 
c 
73. M. subquadrata 
c 
r 
r 
c 
c 
c 
L 
r 
r 
r 
L 

r 
r 
r 
L 
c 
r 
r 
L 
L 
r 
82. P. sp . . 
r 
83. Diaphorostoma ventri- 
r 
r 
r 
r 
r 
84. Tentaculites elongatus. 
85 T sp 
r 
r 
r 
r 
L 
87 P sp 
r 
r 
r 
c 
r 

L 


90. P. logani. . 
r 
r 
r 
