22 



I 54 t Descriptions of a new species of cottoid fish, and remarks on the American 

 Acanthocotti. By Wm. O. Ayres, M. D. Oct. 9, 1854. < Proc. Cal. Acad. 

 Sci., v. 1, p. 11, 1H54; 2d ed., p. 11, 1873. 



[N. Bp. Clypeocottus robustus (= Aspicottus bison Grd.).] 



t Descriptions of two new species of fish. By Wm. O. Ayres, M. D. Oct. 

 23, 1854. <Proc. Cal. Acad. Sci., v. 1, pp. 13-14, 1854; 2d. ed., pp. 12-13, 

 1873. 



[N. sp. Brosmius marginatiis, Syngnathus griseolineattts.] 



New species of Californian Fishes, by William O. Ayres, M. D. Nov. 1, 1854. 

 <Proc. Boston Soc. Nat. Hist., v. 5, pp. 94-103, Dec. 1854, and Feb. 1855. 



[N. sp. Sebastes paucigpinis (94), Sebastes nebulogus (96), Sebastes ruber (97), Sebagtet ruber 

 Ttax.parvus (98), Centrarchus maculosus (99), Morrhva, califomica (100), Labrus puleher (101).] 



"Descriptions of the Sturgeons [Acipenser] found in our [Californian] waters. 

 By Wm. O. Ayres, M. D. Nov. 27, 1854. < Proc. Cal. Acad. Sci., V. 1, p. 

 15, Dec. 1854 ; 2d ed., pp. 14-15, 1873. 



[N. sp. A. acutiroitris, A. medirostris, A. braehyrhynehus.} 



Characteristics of some Cartilaginous Fishes of the Pacific coast of North Am- 

 erica. By Charles Girard. Nov. 28, 1854. < Proc. Acad. Nat. Sci. Phila., 

 v. 7, pp. 196-197, 1854. 



[N. sp.: 1. Cessation francisci (196), 2. Triakis temifasciatum (196), 3. Spinax ( Aeanthicu) 

 SucUeyi (196), 5. Raja binoculata (196).] 



Abstract of a Report to Lieut. Jas. M. Gilliss, U. S.N., upon the Fishes col- 

 lected during the U. S. N. Astronomical Expedition to Chili. By Charles 

 Girard. Nov. 28, 1854. < Proc. Acad. Nat. Sci. Phila., v. 7, pp. 197-199, 1854. 

 [Genus Atherinopsis noticed, and the Meletta ccerulea of Aug. 29, 1854, v. 7, p. 138, rede- 

 scribed as a new species, under the nani3 Alosa muaica.] 



t Descriptions of two new species of fish. By Wm. O. Ayres, M. D. Dec. 4, 

 1854. < Proc. Cal. Acad. Sci., v. 1, pp. 17-18, 1854 ; 2d ed., pp. 16-17, 1873. 

 [N. sp. Osmerus elongatus. Mustelus felis.} 



t Descriptions of two new species of Cyprinoide. By Wm. O. Ayres, M. D. 

 Dec. 11, 1854. < Proc. Cal. Acad. Sci., v. 1, pp. 18-19, 1H54 ; 2d ed., pp. 17-18, 

 1873. 



[Jf. sp. Catostomus occi^entalis, Gila grandis.} 



* Descriptions of two new Cyprinoid fish. By Wm. O. Ayres, M. D. Dec. 18, 



1854. < Proc. Cal. Acad. Sci., v. 1, pp. 20-21, 1854; 2d ed., pp. 19-20, 1873. 



[N. sp. Lavinia gibbosa, L. compresta. ] 



* Description of a new Cyprinoid fish. By Wm. O. Ayres, M. D. Dec. 25, 



1854. < Proc. Cal. Acad.jSci., v. 1, pp. 21-2<J, 1854 ; 2d ed., pp. 20-21, 1873. 

 [N. sp. Gilo, microlepidota.] 



A list of the Fishes collected in California, by Mr. E. Samuels, with descrip- 

 tions of the new species. By Charles Girard, M. D. [1854.] < Boston 

 Journ. Nat. Hist., v. 6, pp. 533-544, pi. 24-26, 1857. 



1855 Synopsis of the Ichthyological Fauna of the Pacific Slope of North America, 

 chiefly from the collections made by the U. S. Exp. Exped. under the com- 

 mand of Capt. C. Wilkes, with recent additions and comparisons with east- 

 ern types. By Louis Agassiz. < Am. Jonrn. Sci. and .Arts. v. 19, pp. 71-99, 

 Jan., 1855 ; v. 19, pp. 215-231, March, 1855. 



[N. g. and n. sp. Catostomux occidentalis (94), Acrocheilus (n. g., 96) alutaccug (99), Ptycho- 

 cheilus (n. g., 227), Ptychotheilus gracilis (229), Ptychocheilut major (289), Mylochtilus (n. g. 

 329) lateralie 231).) 



