880 



NEW YORK STATE MUSEUM 



Rensselaer co. 



Tomhannock creek 

 Troy 



Wilson's creek 



Bath 



Brunswick 



Deep kill 



Grant Hollow 



Johnsonville 



Lansingburg 



Melrose 



Raymertown 



Schaghticoke 



Speigletoiun 



Saratoga co. 



Mechanicville 

 Schuylerville 



Steuben co. 



Corning 

 East Corning 



Washington co. 



Middle Granville 



Tomhannock 



INDEX TO FORMATIONS 



Cambric, 3228, 3229, 3230 

 Georgian, 3126, 3210, 3216 

 Lower Siluric, 3211 



Trenton limestone, 3095, 3129, 3202, 3208, 3212, 3213, 3214, 3215, 

 3217, 3218, 3219, 3222, 3224, 3225, 3226, 3227 



Normans kill shale, 3202, 3208, 3212, 3213, 3214, 3215, 3217, 

 3218, 3219, 3222, 3224, 3225, 3226, 3227 

 Utica shale, 3203, 3204, 3205, 3209, 3220, 3221, 3223 

 Lorraine, 3206, 3207 

 Clinton beds, 3128 

 Niagaran, 3127 

 Lockport limestone, 3124 

 Guelph formation, 3122, 3123, 3124, 3125 

 Devonic (Grande Greve limestone), 3094 



Portage beds, 3096, 3097, 3098, 3099, 3100, 3101, 3102. 3103, 3104, 

 3110, 3111, 3112, 3115, 3116, 3118 

 Cashaqua shales, 3096, 3103 

 Ithaca beds, 3113, 3114, 3117, 3119 



Chemung beds, 3105, 3106, 3107, 3108, 3109, 3113, 3114. 3117, 3119, 

 3120, 3121, 3130, 3131, 3132, 3133, 3134, 3135, 3130, 3137. 3138, 

 3139, 3140, 3141, 3142, 3143, 3144, 3145, 3146, 3147, 31 4S. 3149, 

 3150, 3151, 3152, 3153, 3154, 3155, 3156, 3157, 3158, 315*(, 3160, 

 3161, 3162, 3163, 3164, 3165, 3166, 3167, 3168, 3169, -170, 3171, 

 3172, 3173, 3174, 3175, 3176, 3177, 3178. 3170, 3180, 3181, 3182, 

 3183. 3184, 3185, 31$6, 3187, 3188, 3189, 3190, 3191, 3192, 3103. 



