1128 



NEW YORK STATE MUSEUM 



56 Homalonotus sp. 



57 Leper ditia jonesi Hall 



58 L. scalaris Jones 



59 Lichas (Dicranognms) ptyonurus Hall 



60 Proetus sp. undet. 



Vertical range of the species of the Cobleskill fauna of Schoharie county 



Acervularia ? inequalis 



Diplophyllum coralliferum , 



Enterolasma caliculus , 



Favosites niagarensis? , 



Halysites catenulatus , 



Stromatopora concentrica 



S. constellata , 



Lichenalia cf. concentrica 



Atrypa reticularis 



Camarotoechia neglecta 



Chonetes jerseyensis 



Leptaena rhomboidalis 



Orthothetes interstriatus 



Rhynchonella ? lamellata 



R. pisum 



Spirifer crispus var. corallinensis 



S. eriensis. 



Stropheodonta bipartita 



S. textilis 



Whitfieldella nucleolata. ...*... 



Ilionia cf. canadensis 



I. galtensis 



I. sinuata 



Pterinea securiformis 



P. subplana 



P. subrecta 



Tellinomya equilatera 



Bellerophon auriculatus 



Murchisonia ? terebralis 



Pleurotomaria ? subdepressa. . . 



Poleumita cf. crenulata 



Trochoceras gebhardi. 



T. turbinatum , 



Kionoceras darwini 



Oncoceras expansum 



Orthoceras trusitum . . . . 



Phragmoceras corallophilum 



Cornulites arcuatus 



Calymmene camerata ." 



C. niagarensis 



Leperditia jonesi 



L. scalaris 



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Includes also fossils from the lower zones of the Decker Ferry formation and the Wilbur 

 limestone (" Coralline " of Hall), which are below the Cobleskill. 



