68 



Geology — By Donatio//. 



ALBERT ZANNG. 



About 50 specimens of Rhynochonella depressa, Sowb., from the 

 Cretaceous beds at St. Blaise, 3 miles from Neuchatel, Switzer- 

 land. 

 WM. ALEXANDER, Buffalo Gap, S. D. Through E. O. Hovey. 



A large block of banded Jurassic sandstone. 



By Purchase. 



37 Specimens of Receptacidites and other fossils from Robinett, Tenn. 

 2 " " Orthoceras and Asaphns. 



9 " " Dictyophyton. 



" Orthoceras from Deadwood, South Dakota. 



" Scaphites conradi from Judith River, near Thunder Mts. 



" Baculites from Belle Fourche River. 



" Scaphites warreni from Black Hills. 



5 " " Trilobites from Mt. Stephen, B. C. 



1 " " Spirophyton from Chemung County, N. Y. 



" Cycad from Black Hills. 



" C}^cadoidea from Isle of Portland, England. 

 I ' ' Dictyophyton prismodictya from Clarksville, Alleg. Co. , N. Y. 



6 " Camarocrinus marylandica from Cumberland, Md. 

 10 " Sphcerocystites multifasciatus from Cumberland, Md. 



4 " " A ncylocrin tis bulbosus from Charleston, Ind. 



4 " Paracyclas occidentalis from Watson Sta. , Clark Co., Ind. 



" Helicoceras stevensoni from Beaver Creek, Wyo. 



" Lytoceras batesi from Shasta Co., Cal. 

 I Large fossil fern, Nenropteris rarinervis, from Cape Breton, Nova Scotia. 

 1 Slab, about 4 ft. b)^ 1 ft., of Orbicular Granite from Kartfors, Province 



of Orebro, Sweden. 

 8 Large cycad trunks and 7 fragments from Minnekahta, South Dakota. 

 6 Fragments Teredo borings from Ore Creek, north end of Black Hills, 



South Dakota. 

 1 Valve of Orthis occidentalis ? from Black Hills, South Dakota? 

 4 Slabs bearing fish teeth from near Bear Butte, S. D. 

 1 Slab of Goniobasis from Sheridan, Wyo. 

 1 Slab of Chemnitzia cerithiformis from Wasatch Region, S. W. Wyo. 



Through Museum Expeditions. 



IN PATAGONIA, through Barnum Brown. 



About 275 invertebrate fossils. 

 IN WYOMING, through Barnum Brown. 



1 Block of fossil Teredo and several loose individuals. 

 IN SOUTH DAKOTA and WYOMING, by E. O. Hovey. 



Collection of fossil invertebrates from the Jurassic strata of the north- 

 ern, eastern and southern Black Hills. 

 Collection of cephalopods from the Ft. Pierre Cretaceous beds, near 

 Buffalo Gap, S. D. 



