GEOLOGY AND PALEONTOLOGY OF THE SCHOHARIE VALLEY 309 



Spirifer perlamellosus Hall 

 Bilobites varica (Conrad) c 

 Dalmanella perelegans Hall c 

 Nucleospira veutricosa Hall v 

 Parazyga cleweyi Hall i* 

 Lichenalia torta Hall v 

 Platyceras sp. ? r 



From bed 24 thej^ obtained : 



Sreberella galeata Dalman aa 



Leptaena rbomboidalis {Wilck.) c 



Atrypa reticularis Linne a 



Stropheodonta varistriata {Conrad) c 



Hindia fibrosa (Roemer) c 



Leptaenisca concava Hall (?) r 



Rhynchospira globosa Hall v 



Spirifer cyclopteriis Hall r 



Orthothetes sp. ? 



Dalmanella perelegans Hall c 



Uncinulus nucleolatus Hall 



Lichenalia torta Hall 



Spirifer octocostatus Hall (?) 



Monotrypella sphaerica Hall 



Strophonella pnnctulifera (Conrad) 



Rhipidomella, small species. 



From bed 23 they obtained : 



Atrypa reticularis Linne a 



Hindia fibrosa (Roemer) a 



Sieberella galeata Dalman, a pauciplicate form 



S. galeata, large form with coarse bifurcating plications 



Anastrophia verneuili Hall r 



Dalmanella perelegans Hall c 



Strophonella pnnctulifera (Conrad) r 



From bed 22: 

 Atrypa reticularis Linne a 

 Sieberella galeata Dalman c 

 Hindia fibrosa (Roemer) a 

 Favosites helderbergiae Hall c 

 Uncinulus nucleolatus Hall c 

 Sponge, n. gen. et. sp. ? 



From bed 21 : 



Lichenalia torta Hall c 

 Dalmanites micrurus (Green) c 

 Sieberella galeata Dalman c 

 Actinopteria textilis (Hall) c 

 Lamellibranch, large, gen. et sp. nov. ? 

 From bed 20 : 

 Lichenalia torta Hall aa 

 Spirifer cyclopterus Hall c 

 S. eoncinnus Hall c 



S. perlamellosus Hall r 



Rhipidomella oblata Hall c 

 R. oblata emarginata Hall 



Uncinulus mutabilis Hall c 

 Strophonella punctulifera (Conrad) c 

 S. varistriata (Conrad) q 



Sieberella galeata (Dalman) c 

 Monotrypella sphaerica Hall c 

 Meristella laevis (Vanna-e^n) r 

 Stenoschisma formosum (Hall) r 



