III.-PUBLISHED WRITINGS OF CHARLES DOOLITTLE WALCOTT. 



1. 



Waxcott, C. D. Description of a New Species of Trilobite. ^Cincinnati Quar- 

 terly Journal of Science, vol. ii, pp. 273-274, figs. 18 a, I. July. Cincinnati, 1875. 



Page. 

 Spherocoryphe, Angelin. 

 S.robu3tui,n.a., Walcott, 1875, p. 274, figs. 18 a, 6 273-274 



2. 



Walcott, C. D. New Species of Trilobite from the Trenton Limestone at Trenton 

 Falls, N. Y. <Cincinnati Quarterly Journal of Science, vol. ii, pp. 347-349, fig. 



27. October. Cincinnati, 1875. 



Page. 

 £emopleurides, Portlock. 

 B. striatulut, n. s., Walcott, 1875, flg. 27 a, b, and J. 347-349 



3. 



Walcott, C. D. Notes on Ceraurus pleurexantbemus, Green. <[ Annals Lye. Nat. 

 Hist. N. Y., vol. xi, pp. 155-162, pi. xi. November. New York, 1875. 



4. 



Walcott, C. D. Preliminary Notice of the Discovery of the Remains of the Nata- 

 tory and Branchial appendages of Trilobites. <^28th Regent's Report N. Y. 

 State Mus. Nat. Hist., pp. 89-92. 1877. Albany, 1879. 



5. 



Walcott, C. D. Descriptions of New Species of Fossils from the Trenton limestone. 



<28th Regent's Report N. Y. State Mus. Nat. Hist., pp. 93-97. 1877. Albany, 



1879. 



Page. 



Oonularia, MUler, MS., 1818 93 



O. quadrata. n. a., "Walcott, 1877 93 



*Oonchopeltis, n. g., Walcott, 1877 - 93 



0. alUrnata, n. s., Walcott, 1877 93-94 



O. minnesotensis, n. 8., Walcott, 1877 — 94 



Bathyurus, Billings 94 



B. longispinus, n. a., Walcott, 1877 94-96 



Asaphug, Brongniart, 1822 96 



A. romingeri, n. s., Walcott, 1877 96-97 



A. wisconsenais, n. s., Walcott, 1877 07 



6. 



Walcott, C. D. Notes on some Sections of Trilobites from the Trenton limestone, 

 [and] Note upon the Legs of Trilobites. <^31st Regent's Report N. Y. State Mus. 

 Nat. Hist., pp. 61-65, pi. i. Albany, 1879. 



Published in advance, September 20, 1877, pp. 1-17, pi. L 

 Extracts from the Slat Regent's report, published in March, 1879. 



* Koyxn, shell ; ireAri), shield. 



185 



