34 Thirty-seventh Annual Report of the 



^ 0# Name. Formation. Locality. 



50, 51, 52 Streptelasma, Trenton limestone 



53, 54, 55 Streptelasma cornicumni ? (Hall) Cincinnati, 0. 



56 Chsetetes, Trenton limestone 



57 Astraeospongia, Niagara group ..Tennessee. 



58, 59 Streptelasma corniculum Cincinnati, O. 



60, 61, 62 Zaphrentis, Onondaga limestone Schoharie, N. Y. 



63 Chsetetes, Trenton limestone (Geb. Coll.) 654 



64, 65, 66 Columnaria, Black River limestone 



67, 68 Favosites, Hamilton group Iowa City, Iowa. 



69 Corniferous limestone Schoharie, N. Y. 



70 71 72 Michelinia, Hamilton group York, Livingston Co., N. Y. 



. 73, 74 Heliophyllum Old No. 376 red ? 



75, 76 Stromatocerium rugosum Old No. 701 



77 78 Heliophyllum, Hamilton group York, Livingston Co., N. Y. 



79, 80, 81,' 82 Stromatopora Hackberry Iowa. 



83, 84 Stromatocerium Old No 70.L 



85, 86 Heliophyllum W 5?^ r Sr ow 



87, 88 Zaphrentis Old No 377 



89 Zaphrentis Schoharie, N. Y. 



90, 91, 92, 93 Heliophyllum Schoharie, N. Y. 



94 Chsetetes, Trenton limestone • : 



95, 96, 97 Zaphrentis • • • • • .Iowa City. 



98 Heliophyllum, Onondaga limestone Schoharie, JN . Y . 



99 Heliophyllum ? Old No. 379 



100, '1, '2 No sections • • • • 



103 Phytopsis, Birdseye limestone Watertown, JN. Y. 



104, 105 Phytopsis, Birdseye limestone Fort Plarn, N. Y. 



106 Favosites, Coralline limestone Schoharie, N. Y. 



107 Favosites, Coralline limestone Schoharie, N. Y. 



108 Columnaria inequalis, Coralline limestone .... Schoharie, N. Y. 

 109, 110 Phytopsis, Birdseye limestone Fort Plain, N. Y. 



111 Serpentine and calcite, Laurentian Lewisburg, N. Y. 



112 Eozoon Canadense, Laurentian Canada. 



113, 114 Spirifera mucronata (shell), Hamilton group 



115,' 116 Orthis Yanuxemi (shell), Hamilton group 



117, 118 Athyris spiriferoides (shell), Hamilton group 



119' 120 Strophodonta perplana • • • • • • • • 



121 Sponge? Hudson River group Barrytown, JN. Y. 



122 Phytopsis, Birdseye limestone Fort Plain, N. Y. 



123 Phytopsis, Birdseye limestone Watertown, N. Y. 



124 Phytopsis, Birdseye limestone Fort Plain, JN. Tl 



125 Tentaculites, Tentaculite limestone Cherry Valley, _N. Y. 



126 Lignalite, Niagara group Lockport, N. Y. 



127 '8, '9 Trematopora ponderosa, Am. Mus., 202 Clarksviiie, JN. 1. 



130, 131 Callopora ponderosa, Am. Mus., 171 Clarksviiie, JN. Y. 



132, 133 Trematopora ponderosa, Am. Mus., 184 Clarksviiie, IN. 1. 



' 134 Favosites, Coralline limestone 



135 Serpentine, calcite, dolomite, Laurentian... ....Bolton, JN. Y. 



136 Sponge? Hudson River group 'AL BaXT $°]F' w v" 



137 Tentaculites -Cherry Valley, N. Y. 



138, 139 Trematopora ponderosa, Am. Mus., 205. .Catskill creeK, in. 1. 

 140^ 141 Beatricia, Hudson River group 



142 Chsetetes (branching), Lower Helderberg. . ... : . . 



143 Trematopora ponderosa, Am. Mus., 221, .. . Clarksviiie, N. Y. 



144 Oolite, Calciferous Saratoga. 



145 Beatricia, Hudson River group 



146 Oolite, Calciferous • •■• --Saratoga. 



