Catalogue of Specimens. 



655 



Plastic Clay Formation. 



62 — 68 Clay of various colors, Gay Head, Martha's Vineyard. 

 69 and 70 Sand agglutinated, yellow, do 



71 do white, do 



72 do green, do 



73 do with clay, do 

 74, 75, and 76 Lignite, do 



77 Q,uartzose conglomerate — cemented by iron, Gay Head. 



78 and 79 do cement, argillo bituminous do 



80 Specimen of oolitic aspect, do 



81 Indurated Clay, do 



82, 83, and 84 Impressions of Leaves on argillaceous iron ore, Gay Head. 



85 Impression of a seed vessel; Gay Head. 



86 Vegetable Remains, do 



87 Cast of a Venus ? do 



88 Cast of a Selina, do 



89 Cast of a Turbo ? do 

 91, 92, 93, and 94 Alcyonia ? do 



95 Unknown animal relic in ferruginous sand, Nantucket. 



96 Fossil Zoophyta inconglomerate, Gay Head, Martha's Vineyard. 

 97, 98, and 99 Fossil Crabs in green sand, do 



100, 101, and 102 Sharks' teeth in green sand and conglomerate, Gay Head. 

 103 Crocodiles' tooth changed into flint, Gay Head. 

 104—108 Vertebrae (104 and 107 mineralized,) do 



109 Fragment of a rib, do 



110 and 111 Fragments of bone, do 



112 do with lignite in quartzose conglomerate, do. 



113, 114, and 115 do in do Gay Head. 



116 do perforated do 



117 and 118 Radiated and Fibrous Pyrites, do 



119 Hydrate of Iron, pisiform, do 



120 do mamillary, do 



121 do nodular perforated by lignite, do 



122 and 123 do do do 

 124, 125, and 126 do columnar, do 

 127 — 130 do compact and slaty, do 



131 Selenite in clay with lignite, do 



New Red Sandstone. 



132 Conglomerate, coarse, Greenfield. 



133 and 134 do variegated, Deerfield. 



135 do of comminuted granite, Bernardston. 



136 do do Westfield. 



137 do from the ruins of argillo-micaceous slate, Greenfield. 



138 and 139 do do Bernardston. 



140 do from mica slate, talcose slate, granite, &c. Mount Toby. 



141 do do do Mouth of Miller's river. 



142 do do do epidotic do 



143 Nodule from same conglomerate, do do 



144 Conglomerate from the ruins of Granite, South Hadley Canal. 



145 do do Mt. Holyoke. 

 146' do do Belchertown. 



147 do do Amherst. 



148 do with a ferruginous concretion, South Hadley Canal. 



149 do chiefly a nodule of granite, Amherst. 



150 do gray, Turner's Falls. 

 151, 152, 153 Trap Conglomerate, Mount Tom, Northampton. 

 285* do do 



* Added to the Collection since the tickets were pasted upon the other specimens. 



