J146 TAe American Oeologist. December, 1S96 
Remarks on the genus Taxocrinus (Phillips) McCoy, 1844; and its re- 
lation to Forbesiocrinusde Koninck and LeHon, 1854, with descriptions 
of new species, (with A. H. Worthen). Proc. Acad. Nat. Sci., Philad., 
vol. XVII, pp. 138-143. Philadelphia. 
Descriptions of new species of Criuoidea, etc., from the Paleozoic 
rocks of Illinois and some of the adjoining states, (with A. H. Worthen). 
Proc. Acad. Nat. Sci., Philad.. vol. xvii, pp. 143-155. Philadelphia. 
Descriptions of new Crinoidea, etc., from the Carboniferous rocks of 
Illinois and some of the adjoining states, (with A. H. Worthen). Proc. 
Acad. Nat. Sci., Philad., vol. xvii, pp. 155-156. Philadelphia. 
Note on the genus Gilbertsocrinus (Phillips). Proc. Acad. Nat. Sci., 
Philad., vol. xvii, pp. 16(5-167. Philadelphia. 
Contributions to the paleontology of Illinois and other western states, 
(with A. H. Worthen). Proc. Acad. Nat. Sci., Philad., vol. xvii, pp. 
•245 273. Philadelphia. 
Observations on the microscopic shell structure of Spirifer cuspida- 
tus Sowerby, and some similar American forms. Proc. Acad. Nat. 
Sci., Philad., vol. xvii, pp. 275 277. Philadelphia. 
1806. 
Note on the affinities of the Bellerophontida?. Proc. Chicago Acad. 
Sci., vol. I, pp. 9-11. Chicago. 
Contributions to the paleontology of Illinois and other western states, 
(with A. H. Worthen). Proc. Acad. Nat. Sci., Philad., vol. xviii, pp. 
251-275. Philadeli)hia. 
Descriptions of Paleozoic fossils from Devonian and Carboniferous 
rocks of Illinois and other western states, (with A. H. Worthen). Proc. 
Chicago Acad. Sci., vol. i, pp. 11-23. Chicago. 
Descriptions of Invertebrates from the Carboniferous system, (with 
A. H. Worthen). Geological Survey of Illinois, vol. ii, pp. 145-411, 
plates 14-20, and 23-32. Springfield. 
1867. 
Check-lists of the Invertebrate fossils of North America, Cretaceous 
and Jurassic. Smithsonian Miscellaneous Collections (No. 177), pp. 1- 
40. Washington. 
Check-lists of the Invertebrate fossils of North American Miocene. 
Smithsonian Miscellaneous Collections (No. 183), pp. 1-32. Washington. 
Note on Bellinurus Danse from the Illinois Coal Measures. Am. Jour. 
Sci., vol. xLin,2d Ser.,pp. 257, 258. New Haven. 
Note on a new genus of fossil Crustacea. Am. Jour. Sci., vol. xliii, 
2d Ser., pp. 394, 395. New Haven. 
On the punctate shell-structure of Syringothyris. Am. Jour. Sci., 
vol. xLiii, 2d Ser., pp. 407, 408. New Haven. 
Remai-kson Prof. Geinitz's view respecting the Upper Paleozoic rocks 
and fossils of southern Nebraska. Am. Jour. Sci., vol. xliv, 2d Ser.. 
pp. 170-187; continued, pp. .327-339; notes to same, pp. 282,283. New- 
Haven. 
Notes on the genus Palasacis Haine, 1860, (=Sphenopoterium M. and 
W., 1866). Am. Jour. Sci., vol. xliv, 2d Ser., pp. 419, 420. New Haven. 
