NORTH AMERICAN PALAEONTOLOGY. 276 



Tiffany, A. S. — Continued. 



Couuty, Illinois ; (3) Fossils of the Hamilton Group collected iu Scott 

 Couuty, Iowa, and Rock Island County, Illinois; (4) Fossils collected at 

 Burlington, Iowa, from the yellow sandstone, believed to be the equiva- 

 lent of the base of the New York Chemung; (5) Fossils collected iu the 

 Oolite band at Burlington, Iowa. 



Tiffany, A. S. [See Barris, AV. H.) 



Ulkich, E. O. Descriptions of Xew Silurian and Devonian Fossils. 

 (Contributions to American Palaeontology, vol. ii, pp. 3-35, jjls. i-iii, 

 2 figs., on pj). 32, 33, May, 188G. Cincinnati.) 



Author describes the following new genera and species : Middle Devonian spe- 

 cies : Fenestella bifurca, F. pateJllftra, F. pulclieUa, F. b'ujeneris, Semicoa- 

 cinium obliqatiim, S. iiifraporona, Unitrijpa retrorsa, I'olypora transversa, Fistu- 

 Uporanormalis, Fridopora minima, Buscopora n. gen., B. dentata, Lichenotrypa 

 n. gen., L. cavernosa, Discotrijpa dcvonica, Schicobolus u. gen., Rhynchonella 

 greeniana, Gypidia unijuiformis, riaincerasqainquesinuutiim, F. strratum, F. (?) 

 arctiosioma, F. (Orthonychia) Jhtctuosum, Bucanophyllum n. gen., B. gracilc, 

 Strombodes separatiis, Labechia moniifera, Madlei'liia n. gen., M. greenei. 



Uleich, E. O. Contributions to American Pakeeoutology, vol. i, No. 1. 

 Published by E. O. Ulricli, Cincinnati, 1886. 8vo. pp. 35, pis. i-iii. 

 (Geol. Mag., new ser.. Decade iii, vol. iii, pp. 374, 375, August, 1866. 

 London.) 



Notice and abstract of. 



Ulrich, E. O. E. O. Ulrich's Contributions to American Palaeontol- 

 ogy, vol. I, Cincinnati, 1880. (Amer. Jour. Sci., 3d ser., vol. xxxii, 

 pp. 78, 79, July, 1886. New Haven.) 

 Notice of. 



Ulrich, E. O. Keport on the Lower Silurian Bryozoa, with Prelimi- 

 nary Descriptions of some of the New Species. (Fourteenth Ann. 

 Rep. Geol. and Nat. Hist. Surv. Minnesota, pp. 57-103, 1886. St. Paul, 

 Minn.) 



Trenton group, new species: Berenicua Minnesotetisis, Itopalonaria pertenuis, 

 Helopora divaricata, Phyllopora ? corticosa, Ptilodictya subrecia, Anthropora 

 simplex, Stictopora mitiabilis, S. mutabilis var. major, S.mutabilis var. minor, 

 S. fidelia, S. paupera, StictoporcUa ? cribrosa, S. anyularis, S. frondifera, 

 Pachydictya foliaia, F'. occidenialis, F. fimbriaia, F. conciliairix, Crepipora 

 impolita, MonticnJipora yrandis, Homotrypa Minnesotensis, H. (xilis, H. subra- 

 mosa, H. insignis, Homotrypella n. gen., II. iustabilis, Frasopora simulatrix, 

 F. conoidea, P. configua, Diplotvypa iufida, Jspidopora parasitica, Amplexo- 

 pora WincheUi, Batostoma irrasa, CaUopora undidata, C. incontroversa, Trema- 

 toporaprimigenia, T. ornata, Bythopora Herriclci, Monotrypella multitabulata. 



Ulrich, E. O. Remarks upon the names Cheirocrinus and Calceo- 

 crinus, with descriptions of three new generic terms and one new 

 species. (Fourteenth Ann. Rep. Geol. and Nat. Hist. Surv. Minn., pp. 

 104-113, tigs. 1, 2, and 3, on p. 106, 1886. St. Paul, Minnesota.) 



The classification jjroposed is briefly defined as follows : Crvmacrinidit, n. fam. ; 

 CremacriiiHs, u. (Tcii.; Creniafvinus piuivtatus, n. sp., type Trenton shales; 

 Ddtacrinus, n. gen., typji Cfuiroorinus darns, Hall ; Halysiocrinus, n. gen., 

 type Cheirocrinus dactylnx, Hall; Calccocrinas '! Hall. 



