224 CALIFORNIA ACADEMY OF SCIENCES. 



Description of two new species of Carbonifer- 

 ous Trilobites. 



In Trans. New York Acad. Sci., vol. 7, 1888, p. 247, 1 wood cut. 

 Phillipsia sampsoni n. sp. Grijffithides? sedaliensis n. sp. 



A catalogue of North American Palaeozoic 



Crustacea, confined to the noii-trilobitic genera and 

 species. 



In Annals N. Y. Acad. Sci., vol. 5, 1889, p. 1, 2 pis. 



Strigocaris n. g., S. strigata Meek. 



This article also contains generic descriptions and illustrations. 



Notes on Palaeozoic Crustacea. No. 1. On 



some new Sedalia Trilobites. 



In Trans. St. Louis Acad. Sci., vol. 5, 1891. Author's Ed., 4 pp., 1 pi. 

 Brachi/metopus armatus n. sp. 



A Bibliography of Palaeozoic Crustacea from 



1698 to 1889, including a list of North American species 

 and a systematic arrangement of genera. 



In Bull. U. S. Geol. Survey, No. 63, Washington, 1890. 



Notes on Palaeozoic Crustacea. No. 2. > On the 



North American species of the genus Agnostus. 



In the American Geologist, vol. 9, 1892, p. 377, pis. 9-10. 



Agnostus acutilobus Matt., A. obtusllobus Matt., A. tesella Matt., A. 

 acadicus Hartt., A. recjulus Matt., A. umbo Matt., A. vir Matt., A. vir var. 

 concinus Matt., A. americanusJ$i\l., A. canadensis Bill., A. communis H. & 

 W., A. coloradensis Shumard, A. orion Bill., A. josepha Hall, A. rich- 

 mondensis Wai., A. maladensis Meek, A. bidens Meek, A. tumidosus H. & 

 W., A. intersirictus White, A. disparilis Hall, A.parilis Hall, A.prolongus 

 H. & W., A. seclusus Wai., A. galba Bill., A.fabius Bill. 



Notes on Palaeozoic Crustacea. No. 3. On 



the genus Ampyx, with descriptions of the American 

 species. 



In The American Geologist, vol. 11, 1893, p. 99. 



Ampyx nudus Murch., A. nasutus Dalm. Lonchodomas domastus Ang. 

 Ampyx americanus Vogd. & Saff., A. halli Bill., A. normalisBill., A. ruti- 

 lius Bill., A. semicostatus Bill. 



The author arranges this genus into three sections, as follows: Sec. 1, 

 Brevifrontes, type Ampyx nudus Murch. Sec. 2, Longifroiites, type Am- 

 pyx nasutus Dalm. Sec. 3, Lonchodomas, type L. domastus Ang. 



For other references see Safford (J. M. ) and Vogdes (A. W.) 



