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NEW YORK STATE MUSEUM 



Actinopteria textilis (Hall) r 

 Chonetes sp. ? r 

 Lichenalia torta Hall c 



Chaetetes sphaericus Hall (branching form) c 



Platyostoma, 2 species r 



Strophonella punctulifera (Conrad) r 



Stropheodonta arata Hall c 



S. becki Hall c 



Cainarotoechia bialveata Hall r 



C. inntilis Hall r 



Strophonella cavnmbona Hall c 



Anoplia nucleata Hall r 



Isochilina, small c 



Lower New Scotland 

 Orthothetes woolworthanus Hall a a 

 Strophonella punctulifera (Conrad) c 

 Rhipidomella oblata Hall c 

 Crinoid stems aa 

 Isochilina, minnte species aa 

 Monotrypella sphaerica Hall c 

 Stropheodonta becki Hall aa 

 Leptaena rhoniboidalis (Wilck.) aa 

 Phacops logani Hall c 

 Dalmanites pleuroptyx ( Green ) c 

 Spirifer cyclopterus Hall c 

 S. macropleura (Conrad) c 



Proetus protuberans r 

 Eatonia medialis (Vann.rem) c 

 Acidaspis tuberculatum (Conrad) r 

 Actinopteria textilis (Hall) c 

 Platyostoma sp. ? r 

 Eatonia peculiaris (Conrad) c 

 Meristella laevis (Vanuxem) c 

 Dalmanella perelegans £Ta?i c 

 Spirifer perlamellosus Hall c 

 Hindia fibrosa (Roemer) c 

 Strophonella si). ? 

 Lichenalia torta //«77 c 

 Atrypina imbricata Hall c 



Feet 



Coeymans limestone 30-00 



Dark lime mudroeks, sometimes argillaceous and 

 with much flint in the middle portion. In the 

 Delaware avenue quarry at Rondout, the following 

 subdivisions are made by van Ingen and (Mark : 



Feet Inches 



f 25 Shaly limestone 4 



I 24 Shaly limestone 11 6 



rA P n o , K . i 23 Cherty limestone 12 1 



Coeymans 50 feet, 5 inches <{ 22 Chert £ Hmestone n 



21 Hard limestone 7 



20 Basal, marly, transition 4 10 



From the highest bed (25) they obtained the follow- 

 ing species : 



Sieberella galeata Dalman aa 

 Atrypa reticularis Linne a 

 Uncinulus nucleolatus Jlnll c 

 Atrypina imbricata Hall c 



