30 
Sp Or 
co © = 
7A. Dark, 
oS Or HB CO WO Ht 
174 A**. Dark, 
wo re 
poy je 
eH OS © CO ss & Or Se OO 
peeps ee 
H OF 22 
PALHOZOIC PALEONTOLOGY. 
. Rafinesquina alternata (Kmm.) 
. Dalmanella testudinaria (Dal.) 
. Plectorthis plicatella (Hall) 
. Zygospira recurvirostris (Hall) 
. Clenodonta sp. undet. 
10. 
ay 
12. 
13. 
14. 
15. 
16. 
ale 
18. 
12 
20. 
al. 
Modiolopsis faba (Con.) 
Bucama punctifrons Emm. 
Tnospira micula (Hall) 
Lophospira medialis U. & 8. 
Hormotoma saltert Uly. 
Orthoceras sp. undet. 
Trinucleus concentricus (Katon) 
Isotelus gigas De Kay 
Bumastus trentonensis (Emm.) 
Proetus latimarginatus n. sp. 
Calymene senaria Con. 
sparsely fossiliferous limestone. 
. Lingula sp. undet. 
. Strophomena incurvata (Shep.) 
. Dalmanella testudinaria (Dal.) 
. Plectorthis plicatella (Hall) 
. Zygospira recurvirostris (Hall) 
. Bumastus trentonensis (Emm.) 
fossiliferous limestone. 
. Hindia parva Uly. 
. Prasopora simulatria Ulr. 
. Orbiculoidea lamellosa (Hall) 
. Strophomena incurvata (Shep.) 
. Rafinesquina alternata (Emm.) 
. Plectambonites sericeus (Sow.) 
. Dalmanella testudinaria (Dal.) 
. Zygospira recurvirostris (Hall) 
. Clenodonta nasuta ( Hall) 
. Ctenodonta sp. undet. 
. Modiolopsis faba (Con.) 
. Whitella subtruncata (Hall) 
. Orthodesma canaliculata Ulr. 
. Bucania punctifrons Emm. 
(c). 
(c). 
(r). 
(f). 
(f). 
(1). 
(1). 
(rt). 
(1). 
(f). 
(f). 
(r). 
(f). 
(1). 
(f). 
(zr): 
Pterygometopus callicephalus (Hall) (f). 
Cae 
(Ge) 
(E)e 
(£).. 
(is 
(Gaye 
(f). 
(f). 
(T). 
(f). 
(c). 
(r). 
(c). 
(f). 
(T). 
(f). 
(1). 
(c). 
(r). 
(f). 
Tt am: 
1 fi 
