224 CALIFORNIA ACADEMY OF SCIENCES. 



Description of two new species of Carbonifer- 



ous Trilobites. 



In Traus. New York Acad. Sci., vol. 7, 1888, p. 247, 1 wood ciit. 

 PhiUipsia sampsoni n. sjj. Grijfithkles? sedal/ensis n. sp. 



A catalogue of North American Palaeozoic 



Crustacea, confined to the non-trilobitic genera and 

 species. 



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



Strigocarh n. g., S. strlgaia Meek. 



This article also contains generic descriptions and illustrations. 



Notes on Pakeozoic Crustacea. No. 1. On 



some new Sedalia Trilobites. 



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

 Brachymetopus 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 Paheozoic 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 acutilohus Matt., A. ohtusUohus Matt., A. tesella Matt., A. 

 acadieus Hartt., A. regulus Matt., A. umbo Matt., A. vir Matt., A. vir var. 

 concinus Matt., A. americanusJiill., A. canadensis Bill., A. communis H. & 

 W., A. coloradensis Shumard, A. orion Bill., ^4. josepha Hall, A. rich- 

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

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

 H. & W., A. seclusus Wal., A. galba Bill., A.fahius Bill. 



Notes on Pala30zoic Crustacea. No. 3. On 



the genus Ampyx, with descriptions of the American 

 species. 



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



Avipj/x nudus Murch., A. 7iasutus Dalm. Lonchodomas domasius Aug. 

 Am}>iix americanus Vogd. & Saff., A. halli Bill., A. normalis Bill. , A. ruti- 

 lius Bill., A. semicostatus Bill. 



The author arranges this geni;s into three sections, as follows: Sec. 1, 

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

 pyx nasutus Dalm. Sec. 3, Louchodonias, type L. domasUis Ang. 



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



