::7^ 



PROCEEDINGS OF THE ACADEMY OF 



[July, 



which is that of Wheatley: Remarks on the Mesozoic Red 

 Sandstone of the Atlantic Slope, and Notice of the Discovery 

 of a Bone Bed Therein. Amer. Jour. Sci., [2], XXXII, pp. 

 41-48, 1861. Middle of Gwynedd-Lockatong formation. 



Plants, species of Equisetum, Pterozamites, and Ctenophyllum. 



Estheria ovata and other Crustacea. 



Fish scales. 



Reptile teeth and bones. 



L. Lehigh County. 



1. Hosensack: Road cut somewhere southwest of the village. 

 Lea: Description of a Fossil Saurian of the New Red Sand- 

 stone Formation of Pennsylvania; with some Account of 

 that Formation. Jour. Acad. Nat. Sci. Phila., [2], II, pp. 

 185-202, PI. XVII-XVIV, 1854. Middle of the Brunswick. 

 Reptilian bones: Clepysaurus pennsylvanicus Lea. 



Y. York County. 



1. York Haven and vicinity. Wanner and Fontaine, in Ward's 



Status of the Mesozoic Floras of the U. S., loc. cit., pp. 233-255, 

 1900. Middle of the Gwynedd-Lockatong. 

 Numerous fossil plants. 



2. Emigsville: Copper prospects 2 miles northwest. Frazer and 



Cope: [Fossils from York County], Proc. Amer. Phil. Soc, 

 XXIII, pp. 403, 404, 1886. 

 Reptile bones and teeth. 



Nearly all of these localities, as pointed out by Mr. Lyman, are 



Gwynedd-Lockatong formation. As this consists of a series 



carbonaceous and calcareous rocks, no doubt representing a time 



