BIBLIOGRAPHY OF NORTH AMERICAN SILU- 

 RIAN TRILOBITA 



Barrett (S. T.) The Coralline or Niagara limestone of the Appal- 

 achian system as- represented at Nearpass's Cliff, Montague, N. J. (Am. 

 Jour. Sci., 3rd ser., vol. 15, pp. 370-372, 1878). 



Bigsby (J. J.) Description of a new species of Trilobite. (Jour. 

 Acad. Nat. Sci., Phil., 1st ser., vol. 4, pt. 2, p. 365, pi. 23, 1825.) 



Billings (E.) Fossils of the Upper Silurian rocks, Niagara and 

 Clinton groups. (Can. Nat. & Geol., vol. 1, pp. 57-60, pi. 1, 1856.) 



; Descriptions of fossils occurring in the Silurian rocks of 

 Canada. (Can. Nat. & Geol., vol. 1, pp. 312-320, 1856.) 



, Catalogue of the Silurian fossils of the island of Anticosti, 

 with descriptions of some new genera and species. (Geol. Surv. Can., 

 pp. 1-93, 28 figures, 1866.) 



Castelnau (F. de) Essai sur le Systeme Silurien de TAmerique 

 Septentrionale. (Pp. 1-56, pis. 1-27, Paris, 1843.) 



Conrad (T. A.) Report of T. A. Conrad on the Palaeontological 

 Department of the Survey. (Rep. N. Y. State Geol. Surv. 1838, pp. 

 107-119.) 



, Observations on the Silurian and Devonian systems of the 

 United States, with descriptions of new organic remains. (Jour. Acad. 

 Nat. Sci., Phil., 1st ser., vol. 8, pt. 2, pp. 228-280, 1842.) ' 



Clarke (J. M.) Notes on the genus Acidaspis. (44th Rep. N. Y. 

 St. Mus. Nat. Hist., pp. 91-104, pis. 1-3, 1892.) 



Clarke (J. M.) and Ruedemann (R.) Guelph fauna in the state 

 of New York. (Mem. N. Y. St. Mus., No. 5, pp. 1-195, pis. 1-21, 1903.) 



Dawson (J: W.) Acadian Geology. The geological structure, 

 organic remains, and mineral resources of Nova Scotia, New Brunswick, 

 and Prince Edward Island. Second edition. (Pp. 1-694, London, 1868.) 



Foerste (A. F.) The Clinton group of Ohio. (Bull. Sci. Lab. Den. 

 Univ., vol. 1, pp. 63-120, pis. 13-14, 1885.) 



, The Clinton group of Ohio. Part II. (Bull. Sci. Lab. Den. 

 Univ., vol. 2, pt. 1, pp. 89-110, pi. 8, 1887.) The plate accompanying 

 this paper is published with volume III and is marked plate VIII, although 

 it takes the place of plate XIV in that volume. 



, Notes on Illasni. (15th Ann. Rep. Geol. & Nat. Hist. Surv. 

 Minn., p. 478-481, 1887.) 



, Notes on Paleozoic fossils. (Bull. Sci. Lab. Den. Univ., vol. 

 3, pp. 117-137, pi. 13, 1888.) 



, Notes on Clinton group fossils, with special reference to col- 

 lections from Indiana, Tennessee and Georgia. (Proc. Bost. Soc. Nat. 

 Hist., vol. 24, pp. 263-355, pis. 5-9, 1890.) 



, A description of the Trilobites, Molluscs and Brachiopods of 

 the Clinton group of Ohio and Indiana. (Geol. Surv. Ohio, vol. 7, pp. 

 522-597, pis. 25-37A, 1895.) 



Grabau (A. W.) Guide to the geology and paleontology of Niagara 

 Falls and vicinity. (Bull. N. Y. St. Mus., No. 45, vol. 9, pp. 1-284, 

 1901.) 



