1847.] SHARPE ON THE PALZOZOIC ROCKS OF N. AMERICA. 
169 
Species. References and Synonyms. Strata. Localities. | Found in Europe. 
STROPHOMENA 
(continued). 
Sharpei .........| De Verneuil, Russie, v. 2,,Hamilton group. |Moscow. Carboniferous 
p. 181. limestone, 
Kendal, &c. 
ere Hall, Report, p. 104. f. 3. |Tentaculite Schoharie. 
limestone, 
Pentamerus 
limestone, Up- 
per Pentamerus 
limestone. 
syrtalis ......... Conrad, Journ. Acad. Phil. Hamilton group. 
We oO, te U4, f, 2 
umbraculum ?...|Orthis sp. Von Buch, Delth.'Chemung group. |Tioga. 
&e. t. 1, f. 5 & 6. 
varistriata ...... Conrad, Journ. Acad. Phil./Tentaculite 
v. 8, t. 14, f. 6. limestone, 
Pentamerus 
limestone. 
TEREBRATULA,| 
subgenus 
Hypothyris. 
....schlotheim, Pet. t. 18, f. 3. 
Airypa sp. Dalman; Hi- 
singer; Phillips, Pal. Foss. 
i. oo, 1.144; Conrad, 
Ann. Report, 1839, p. 62. 
Atrypa squamosa, Sower- 
by, Geol. Trans. 2 ser.v. 5, 
t.57,f.1. Atrypa dumosa, 
Hall, Report, p. 271, f. 1. 
Atrypa spinosa, Hall, Re-| 
port, p. 200, f. 1, 2. 
Hisinger, Leth. Suec. t. 23, 
f. 7; Sowerby, Sil. Syst. 
t. 12, f. 13 a. Atrypa 
dentata, Hall, Paleeont. N. 
Y. t. 33, f. 14. 
Schlotheim. 7. lacunosa, 
Sow. Sil. Syst. t. 5, f. 19. 
Atrypa lacunosa, Vanux- 
em, Report, p. 117, f.3; 
Mather, Report, p. 346, 
f. 3; Hall, Rep. App. t. 27, 
f. 3. Atrypa laticosta, 
Hall, Rep. App. t. 66, f. 1 
& 2. Atrypa eximia, Hall, 
Rep. App. t. 66, f. 4. 
Atrypa sp. Conrad, Journ. 
Acad. Phil. v.8,t.14, f.20. 
Atrypa increbescens, Hall, 
Palzont.-N.Y. t. 33,f. 13. 
aspera (14) 
bidentata 
eeeeee 
borealis 
eee eeeene 
Suec. t. 23, f. 5 ; Sowerby, 
NU Syste Me Lat rs 
Atrypa sp. Hall, Report, 
App. t. 13, £. 2. 
Blue limestone. |Cincinnati, 
Upper Pentame-|Schoharie, 
limestone,| Tioga. 
rus 
Chemung group. 
Blue limestone. 
Dalman ; Hisinger, Leth./Niagara shale. 
Devonian form., 
Eifel. 
Schoharie. 
Hamilton group, |18-mile Creek,|Devonianform., 
Chemunggroup.| Moscow, 
Devonshire, 
Chemung Eifel, &c. 
Creek. 
Lower Silurian 
Richmond, I?.| formation. 
Wenlock, Lud- 
low and De- 
vonian forma- 
tions. 
Cincinnati ; 
Madison, I*; 
Richmond, 
Ind. 
Lockport. Wenlock form. 
