263 



19. Plectambonites serieeus (Sowerby) c 



20. Prasopora simulatrix Ulrich c 



21. Rafinesquina alternata (Emmons) r-c 



22. Rhinidictya paupera Ulrich c 



23. Rhynchotrema inerebeseens (Hall) r-c 



24. Turrilepas sp r 



25. Zygospira recurvirostris (Hall) r-c 



Sections in the Vicinity of Lowville. 



The Lowville limestone capped by the Black river is exposed in a quarry 

 near Mill creek at the corner of Church and Water Streets. It is exposed also 

 in the bed and banks of Mill creek both above and below this point for some 

 distance. This is the type section of the Lowville. Up stream just below 

 where the exposure is covered by the heavy drift, the basal Trenton, with 

 immense numbers of Dalmanella and Bryozoa, is exposed. The collections 

 were made at this place. In several layers the Bryozoa are abundant. The 

 following are the species collected : 



1. Aparchites flmbriatus (Ulrich) r 



2. Bythopora sp aa 



3. Calymene senaria Conrad c 



4. Conularia sp . r 



5. Crinoid segments c 



6. Ctenobolbina ciliata (Emmons) r 



7. Dalmanella testudinaria (Dalman) c 



8. Escharopora recta (Hall) r 



9. Hallopora ampla (Ulrich) aa 



10. Hallopora splendens (Ulrich) aa 



11. Helopora sp r 



12. Pachydictya acuta (Hall) r 



13. Plectambonites serieeus (Sowerby) c 



14. Prasopora simulatrix Ulrich a 



15. Rafinesquina deltoidea (Conrad) c 



16. Rhinidictya sp r 



17. Stictopora elegantula Hall r 



18. Tentaculites sp r 



19. Trematis terminalis (Emmons) r 



