rl8 NEW YORK STATE MUSEUM 



ACCESSIONS TO COLLECTIONS IN GEOLOGICAL HALL 



Historic geology 



Donations 



From Dean M. C. Iblseng, State college of Pennsjlvania : col- 

 lection of 12 specimens to illustrate the Carboniferous system of 

 Pennsjlvania. Also one specimen each from the Devonian and 

 Upper Silurian systems. 



FormatioD. No. of specimens 



Fish creek sandstone 1 



Dunkard " 1 



Greene " 1 



Upper Washington limestone 1 



Waynesburg sandstone 1 



Fishpot limestone 1 



Connellsville sandstone 1 



Morgantown " 1 



Clarion " 1 



Pottsville conglomerate 3 



Oriskany sandstone 1 



Helderberg limestone 1 



14: 



From Prof. W. B. Dwight, of Yassar college, 4 specimens as 

 follows : 



1 specimen of Upper Cambrian (Dikellocephalus 

 horizon) limestone, containing fragments of Agraulos Sara- 

 togensis and Stychoparia calciferous, from the 

 Sparrkill road, 2|- miles south of Poughkeepsie N. Y. 



1 specimen of Middle Cambrian (Paradoxides horizon), 

 Stissing N. Y. 



1 specimen of Lower Cambrian (0 1 e n e 1 1 u s horizon). Lower 

 quartzite layer resting on Precambrian gneiss. Containing frag- 

 ments of Olenellus asaphoides or thorn psoni and 

 Camerella minor. From Stissing mountain, Stissing N. Y. 



1 specimen of Lower Cambrian (Olenellus horizon) lime- 

 stone layer, resting on the Olenellus quartzite, Stissing mountain, 

 Stissing N. Y. 



