BARRIS OUR LOCAL GEOLOGY. 2"] 



Bellerophon bowmani White. 



Botryllopora socialis Nicholson. 



Cystodictya hamiltonensis Ulrich. 



Dalmanites boothi, var. calliteles. . . . Green. 



Dalmanites [Crypheus) barrisi Hall. 



Dendropora proboscidians Rominger. 



ElcEUcrinus elegans Hall. 



ElcEacrinus meloiiiforjnis Barris. 



Elmacrinus obovatus Barris. 



Fetiestrapora occidentalis Ulrich. 



Fistulipora collina Ulrich. 



Fistulipora monticulata Ulrich. 



Goniophora hamiltonensis (?) Hall. 



Gyroceras constrictum Meek & Worthen. 



Heteroschisma gracilis Wachsmuth & Springer. 



Liopteria sayi Hall. 



Pholidops hatniltonensis Hall. 



Proetus occidens Hall. 



Spirifer inutilis Hall. 



Semicoscinium rhombicum Ulrich. 



Stroinbodes johannis Hall & Whitfield. 



Taxocrinus nuntius Hall. 



Taxocrinus gracilis Meek & Worthen, 



Terebratula iowensis Calvin. 



3. — A list of fossils as yet undetermined: 



Among these are found Aviculopecten, Blothrophyllum, Calceocri- 

 nus, Crania, Cyrtoceras, Dentalium, Elaeacrinus, Gyroceras, Gompho- 

 ceras, Loxonema, Mytilarca, Machrocheilus, Murchisonia, Orbicu- 

 loidea, Orthoceras, Pleurotomaria, Tentaculites, and Spirorbis. 



While some of these are not in good condition, only in shape indi- 

 cating the genus to which they belong, others are well preserved and 

 warrant further study. The author had hoped to accompany the pres- 

 ent paper with another containing " Palaeontological Notes and De- 

 scriptions of New Fossils." 



The lists given throughout this paper represent individuals found in 

 this vicinity and now in one of the three collections before referred to. 



THE SPIRIFER PARRYANUS BEDS. 



These beds, when fully represented in this vicinity, are composed 

 in their upper portion of layers of heavy-bedded light-colored non- 



