NUKTH AMERICAN rAL.EONTOLOGY. 275 



Tiffany, A. S. — Continued, 



County, Illioois; (3) Fossils of the Hamilton Group collected in Scott 

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

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

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

 Oolite band at Bui'liugtou, Iowa. 



Tiffany, A. S. {See Barris, W. H.) 



Ulrich, E. O. Descriptions of aSTew Silurian and Devonian Fossils. 

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

 2 figs., on PI). 32, 33, May, 1886. Cincinnati.) 



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

 cies : FeiiesteJIa bifnrca, F. patellifera, F. pulchdla, F. b'ujeiteris, Semicos- 

 ciniuin obliqatum, S. iii/raporosa, Unitrypa retrorsa, Polypnra transrersa, Fifitu- 

 liporanormalis, Eridopora minima, Buscoporary. geu., />. dentata, Lichenotrypa 

 u. gen., L. cavernosa, DLicotrypa dcvonica, Schi::oholiis n. gen., Bhi/nchoneUa 

 grceniana, Gypidia unrjitifonnis, Plati/ccrasqidnquesinuatiun, I', serratum, P. (?) 

 arctiostoma, P. {Orlhonijchia) fluctuositni, BucanophijUum u. geu., B. gracile, 

 Sfromhodes separatus, Lahechia montifera, Mwllei'ina n. geu., M. greenei. 



Ulrich, E. O. Contributions to American Paljeeoutology, vol. i, Ko. 1. 

 Published by E. O. Ulrich. 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 Palteontol- 

 ogy, vol. I, Cincinnati, 18SG. (Amer. Jour. Sci., 3d ser., vol. xxxii, 

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

 Notice of. 



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

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

 Rep. Geol. and N'at. Hist. Surv. Minnesota, pp. 57-103, 1886. St. Paul, 

 Minn.) 



Trenton group, new species: Bcrenicea^ MlnneHotenHis, Ropalonaria pcrtenuis, 

 Helopora divaricata, Pln/lloj^ora * corticosa, Pfilodictya subrecta, Anthropora 

 simplex, Stictopora miitahiJis, S. miitabills var. major, S. mntabilifi var. minor, 

 >S. jlddis, S. panpera, StictoporeUa ? cribroxa, S. (uiguhiris, S. frondifera, 

 Paohi/dic'tija foliala, P. occidcniaHs, P. funbriata, P. concihafrix, Crepipora 

 impoUta, Montictdipora (jrandix, Homotrijpa Minnesotcnuis, H. fxilis, H. snhra- 

 mosa, H. insignis, Homotrtjpella u. gen., H. insfabilis, Prasopora simulatrix, 

 P. conoidea, P. conligiia, Diplolrypa infidu, Aspidopora parasitica, Amplexo- 

 pora JVinclieUi, liatostoma irrana, Callopora undalata, C. incontroversa, Trema- 

 topora priviigenia, T. ornata, Byihopora Herric¥i, Monotrypella viulUtabulata. 



Ulrich, E. O. Kemarks upon the names Cheirocriuus 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 projKJsed is briedy defined as follows: Cremacrlnida', u. fam. ; 

 Cremaoriniis, u. gen.; Cremacrinus punclatus, u. sp., type Trenton shales; 

 Deltacrinus, n. geu., typj Cheirocriniis claruii, Hall ; Halysiocriitmi, n. gen., 

 type Cheirocrinus dactyl iis, Hall; Calceocrinus ? Hall. 



