DEPARTMENT OF PALKOZolC FOSSILS. 



393 



A complete list of the accessions for the year will be found in Sec- 

 tion Y of the report. A number of accessions which had been received 

 before this year, but which it has not been possible to open up before 

 the present year, are here noted: 



Accession No. 12157. From Albert I. Phelps, Damariscotta, Maine. Material from 

 shell-heaps. Referred to Department of Ethnology. 



Accession No. 12464. From U. S. (leological Survey, Washington, District of Col- 

 umbia. 



Accession No. n»395, from F. II. Knowlton, F. S. National Museum, Washington, 

 District of Columbia, of no palsBontological value, ami destroyed. 



Accession No. 19889, from the Indiana State University, Bloomiugton, Indiana, 

 through Prof. F. S. Jordan, as follows: 



Character of specimens. 



No. of 



speci 



meus 



Pre-Cambrian : 



Mud-markings 



Fucoida 



Potsdam formatioii of the Upper Cambrian : 



Lingula atnpla, Owen 



Lingulepis pinniformis, Owen 



< )boleUa polita, Hall 



Dikelocephalus minnesotensis, Owen 



m nsis, Owen 



Ptyehoparia minor 



( v. picephalus iovx nsis, Owen 



Ptychaspis miniskcensis, Owen 



Lower Silurian (Onlnvici.m , : 



I. in tut a quadrata, Eicbwaldl 



sp. undetermined 



Strophomena (Leptcena) trilobata, Owen 



Leptcena serict a, Sowerby .' 



Orthis biforaia, Schlotheim , 



,!,■ nt, i in, Pander 



alls, Billings 



testudinaria, Dalman 



'■ ntalis, Hall 



gubquadrata, Hall 



diaparilis, < 'onrad 



eUa Ball 



plicatella, Hall 



sp. undetermined 



Zygospira modesta, Say 



cincinnatiensis, James 



Rhynchonella 



Ambonychia bellistriata, Hall 



Conocardium antiquum, Owen.... 

 lites • ■, natut < lonrad i 



I'm, (lulu n. S ], 



I'l, urotomaria muralis, Owen 



subconica, Hall 



sp. undetermined . 



Murchist nia belli* ineta, Hall ... . 



Troehonema umbilicatum Mall. .. 



Oytherina sp. undetermined 



Asaphus [Isotelus) iowensu, Owen 

 eornigeru8, Brongniart 



