32 PALEOZOIC PALEONTOLOGY. 
%. Modiolopsis faba Con. Gaye 
8. Bucama punctifrons Emm. (x). 
9. Protowarthia cancellata (Hall) (i); 
10. Lophospwra mediahs U. & 8. (4): 
11. Conularia trentonensis Hall (r). 
12. Trinucleus concentricus (Eaton) Gaye 
13. Isotelus gigas De Kay (Ey: 
14. Bumastus trentonensis (EKmm.) (xy. 
15. Proetus latimarginatus n. sp. (r). 
16. Proetus brevimarginatus un. sp. (a3). 
17. Calymene senaria Con. (rye 
18. Pterygometopus callicephalus (Hall) (vr). 
174 A*”. Dark, fossiliferous lhmestone. 
1. Prasopora simulatrix Ulr. (aya 
2. Rhinidictya sp. undet. (x): 
3. Strophomena incurvata (Shep.) (x) 
4, Rafinesquina alternata (Kmm.) (G5)8 
5. Plectambonites sericeus (Sow.) (cy 
6. Dalmanella testudinaria (Dal.) cya 
%. Platystrophia biforata (Schl.) (ir): 
8. Zygospira recurvirostris (Hall) (ie 
9. Ctenodonta sp. undet. (r). 
10. Modiolopsis faba (Con.) (eye 
11. Orthodesma sp. undet. (ie) ie 
12. Bucama punctifrons Emm. (Gap 
13. Protowarthia cancellata (Hall) (Ee 
14. Tetranota bidorsata (Hall) (Gide 
15. Cyrtolites ornatus var. minor U. &S. (x). 
16. Liospira micula (Hall) (EY: 
17. Lophospira medialis U. & S. (c). 
18. Eccyliomphalus trentonensis (Hall) (1). 
19. Orthoceras sp. undet. (Gye 
20. Trinucleus concentricus (Katon) (¥):. 
21. Isotelus gigas De Kay (ie 
22. Proetus latimarginatis un. sp. Gye 
23. Platymetopus trentonensis (Hall) (tr). 
24. Hncrinurus trentonensis Walc. (x); 
25. Calymene senaria Con. Gee 
26. Pterygometopus callicephalus (Hall) (f£). 
8 in. 
