50 CALIKOKNIA ACADEMY OF SCIENCES. 



Note Oil two Palioo/oie Crustaceans from Nova 



Scotia. 



In Geol. Mag., decade 2, vol. 4, Loudou, 1877, p. 56. (See also Supple- 

 ment Acadian Geol., 1878, p. 55, tig. 10.) AnthrriiT>j,nl,i-mri)i ( l^nlnocar- 

 hvs) hifUniium. HomalonotuH dawnoni. 



Description of Pterygotui^ canadensis n. sp. 



Ill Cnuadiau Naturalist, uew series, vol. 9, 1881, p. 103, fig. 



D'Orbigny (A.) Geologie du voyage dans rAmeriquc 

 nieridonale Palseontologie, Paris, 1842, 22 plates. 



('(dymeiit verneuiU u. sp., pi. 1, figs. 4-5. 



Day (F. H.) On the fauna of the Niagara and Upper 

 Silurian rocks, as exhibited in Milwaukee county, Wis- 

 consin, and in counties contiguous thereto. 



In Trans. Wisconsin Acad. Sci., vol. 4, 1876-77, p. 1 IH. 



Dekay (J. E.) Observations on the structure of Tril- 

 obites, and description of an apparently new genus, 

 with notes on the geology of Trenton Falls, by James 

 Ken wick. Read Nov. 22, 1824. 



In Annals Lyceum Nat. Hist., N. Y., vol. 1, 1824, p. 174, 2 pis.; Isis 

 (Oder Encyel. Zeitung), Oken, 1825 and 1832. 

 I sot el us n. g., /. riigas n. sp. 



Observations on a fossil crustaceous animal of 



the order Branchiopoda. Read Dec. 12, 1825. 



In Annals Lyceum Nat. Hist., N. Y., vol. 1, pt. 2, p. 375, \A. 29. Ke- 

 published in Harlan's Med. Phys. Researches, 1835, p. 297. 

 Eurypterus n. g., E. remipcs n. sp. 



Report on several fossil multilocular shells 



from the State of Delaware, with observations on a sec- 

 ond specimen of tlie new fossil genus Eurypterus. 

 Read Oct. 2, 1827. 



In Annals Lyceum Nat. Hist., N. Y., vol. 2, 1828, p. 273. 

 Eurypterus remipes Dekay. 



Deslongchamps (E.) Memoire sur les corps organises 

 fossiles du gres intermediaire du Calvados. 



In Soc. Linn. Calvados, vol. 2, 1825, p. 291, 2 pis. 



The author herein describes two species of the genus Homalonotus under 

 the names Asaphus lirongnktrti and A. hrericaudatns. Asaphus incertus. 



