26 
5. 
6. 
he 
PALEOZOIC PALEONTOLOGY. 
Dalmanella testudinaria (Dal.) 
Conularia trentonensis Hall 
Bumastus trentonensis (Emm. ) 
174 A**. Sparsely fossiliferous, dark limestone. 
. Rafinesquina alternata (Emm.) 
. Plectambonites sericeus (Sow.) 
. Dalmanella testudinaria (Dal.) 
. Parastrophia hemiplicata (Hall) 
. Hormotoma salteri Ulr. 
. Isotelus gigas De Kay 
174 A**. Sparsely fossiliferous, dark limestone. 
il 
. Orbiculoidea lamellosa (Hall) 
. Strophomena incurvata ( Shep.) 
. Rafinesquina alternata (Kmm.) 
. Plectambonites sericeus (Sow.) 
. Dalmanella testudinaria (Dal.) 
. Zygospira recurvirostris (Hall) 
. Ctenodonta sp. undet. 
. Modiolopsis faba (Con.) 
. Isotelus gigas De Kay 
. Bumastus trentonensis (Emm.) 
CO CO -F o Or HP OC 
eS et 
OH OS 
174 A®!. Dark, 
Prasopora simulatrix Uly. 
. Proetus latimarginatus n. sp. 
fossiliferous limestone. 
1. Strophomena incurvata (Shep.) 
2. Rafinesquina alternata (Emm.) 
3. Plectambonites sericeus (Sow.) 
4. Dalmanella testudinaria (Dal.) 
5. 
6 
mh 
8 
9 
Plectorthis plicatella (Yall) 
. Ctenophora sp. andet. 
. Modiolopsis faba ( Con.) 
. Bucania punctifrons Emm. 
. Tetranota bidorsata (Hall) 
10. 
1, 
12. 
13. 
Liospira micula (Hall) 
Hormotoma salteri Ulr. 
Orthoceras 
Isotelus gigas De Kay 
2 ft. 
10 in. 
1 f5.veeme 
