23 



Clessm, S. Die Coucliylien des Loss 

 des mittleren Donautales. Frankfurt 

 a. il., NachrBl. D. malakozool. Lies., 37, 

 1905, (89-9 J). [95.2231 f/<-]. 2896 



Cockerell, T[heodore] D[ru] A[lisoii]. 

 A new fossil AshmtoieUa. Nautilus, 

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 [35.2231 ill]. 2897 



Comstock, Theo. B. Memoir of Ed- 

 ward Waller Claypole. [With biblio- 

 graphy.] Rochester, N.Y., Bull. Geol. 

 «oo. Amer., 13, 1903, (487-190). [0010]. 



2898 



Cossmann, M. Essais de Paleoconcho- 

 logie c-omparee (4" livraison). Paris 

 (chez I'auteur, 95, rue de Maubeuge), 

 1901, (291, av. 10 pi.). 28 cdi. 

 [35.2231]. 2899 



Coulter, John M[erle]. " Pteridosper- 

 uiaphyta." Science, New York, N.Y., 

 (N. Ser.), 20, 1904, (149j. [55.(3600]. 



2900 



Crick, G. C. On the horizon and 



locality of the type-specimen of Pleuro- 



naid'iluH pulcher. London, Proc. Malac. 



Soc, 6, 1905, (272). [55.2231 de]. 



2901 



On a dibranchiate cepha- 



lopod, Styracoteuthis or'ieutalis u. gen. 

 and n. sp., from the Eocene of Arabia. 

 London, Proc. Malac. Soc, 6, 1905, (274- 

 279, with figs.). [88.2231 ei]. 2902 



Cephalopoda from North- 



West frontier of India. Geol. Mag., 

 London, (Ser. 2), [5], 2, 1905, (47). 

 [38.2231 e/]. 2903 



On a specimen of Cyrto- 



eeras {Meloceras) apicale, Foord, from 

 the Carboniferous Limestone, Kniveton, 

 Derbyshire. Geol. Mag., London, (Ser. 

 2), [5], 2, 1905, (62-65, with figs.). 

 [55.2231 del 2904" 



■ On some fossil Cephalo- 

 poda from North Cornwall, collected by 

 Mr. Howard Fox. Geol. Mag., London, 

 (Ser. 2), [5], 2, 1905, (154-160, with pi. 

 and figs.). [55.2231 de]. 2905 



Crosby, W. 0. Memoir of Alpheus 

 Hyatt. [With bibliography.] Rochester, 

 N.Y., Bull. Geol. Soc. Amer., 14, 1904, 

 (504-512, with portr.). [0010]. 2906 



Cross, Whitman and Howe, Ernest. 

 Red beds of south-western Colorado and 

 their correlation. [With bibliography.] 

 Rochester, 'N.Y., Bull. Geol. Soc. Amer., 



16, 1905, (447-498, with 4 pis. and text 

 fig.). Separate 25.5 cm. [35.0231 gl]. 



2907 



Cushman, Joseph A. A new foot- 

 print [Otoupltepus magnlficus n. gen 

 and sp.] from the Connecticut valley. 

 Amer. Geol., Minneapolis, Minn., 33, 

 1904, (154 ^ 156, with 1 pL). [70.5631 gg]. 



2908 



Pleistocene Foraminifera 



from Panama. Amer. Geol., Minnea- 

 polis, Minn., 33, 1904, (265-206). 

 [95.0431 hb]. 2909 



Notes on the Pleistocene 



fauna of Saidiaty Head, Nantucket, Mass. 

 Amer. Geol., Minneapolis, Minn., 34, 

 1904,(169-174). [95 0231 i/;/]. 2910 



Miocene barnacles fi-om 



Gay Head, Mass., with notes on Balanus 

 protcus Conrad. Amer. Geol., Minnea- 

 polis, Minn., 34, 1904, ([293J-296, with 

 text fig.). [90.2631 :7f/]. 2911 



Dacque, Edgar. Einiges iiber den 

 tiattungs- und Artbegritf. Diirkheim, 

 Mitt. Pollichia, No. 18, 1903, (1-38, 

 mit 2 Taf.). [35.2231]. 2912 



Beitrage zur Geologic des 



Somalilandes. I. Theil : Untere Kreide. 

 Wien, Beitr. Pah Geol. OstUng., 17, 



1904, (7-20, mit 2 Taf.l [75.0831 

 .2231 /]. 2913 



Beitrage zur Geologic des 



Somalilandes. II. Theil : Oberer Jura. 

 Wien, Beitr. Geol. Pal. OstUng., 17, 



1905, (119-159, mit 5 Taf.). [70.0231 

 .1031 .1831 .2031 .2231 /]. 2914 



Dahms, P. Der Bernstein und seine 

 Einschliisse. Natur u. Kultur, Miin- 

 chen, 1, 1904, (209-213). [85.6500]. 



2915 



DaU, W[illiam] H[ea]ey]. Charles 

 Emerson Beecher. Scienc >, New Y'ork, 

 N.Y., (N. Ser.), 19, 1904, (453-455). 

 [0010]. 2910 



A new CrassateUites from 



Brazil. Nautilus, Philadelphia, Pa., 16, 

 1903, (101-102). [95.2231 hh]. 2917 



An historical and syste- 



matic review of the frog-shells and 

 tritons. Washington, D.C., Smithsonian 

 Inst., Misc. Collect. Q., 47, 1904, (114- 

 144). Separate. 25 cm. [35.2231J. 



2918 

 and Bartsch, Paul. Synop- 

 sis of the genera, subgenera and sections 

 of the family Pyramidellidae. Washing- 



