750 SCIENTIFIC RECORD FOR 1885. 



Walcott, Charles D. — Palseoutologic Notes. Amer. Journ. tSci., 3d 

 ser., vol. XXIX, pp. 114-117, pi. on p. IIG. February, 1885. New Haven. 

 In this paper Mr. Walcott publishes a list of the species he found in 

 the Hartt collection from the Saint John group of New Brunswick, at Cor- 

 nell University. He proposes and defines a new genus of the Obolidcc, 

 Linnarssonia n. g., Walcott, 1885. Illustrations accompany the de- 

 scription of this new genus ; figs. 1 and 2 are given as those of Oholella 

 ohromatica, and credited to Mr. Billings. The artist, in preparing the 

 figures, copied, by mistake, those of Oholella crassa Ford. 



Walcott, Charles D. — Palaeozoic Notes ; new Genus of Cambrian 

 Trilobites, Mesonacis. Amer, Journ. ScL, vol. xxix, pp. 328-330, figs. 

 1 and 2 on p. 329. April, 1885. New Haven. 

 Describes the new genus Mesonacis from the Middle Cambrian, at 



Parker's quarry, Georgia, Vt., and substitutes the name Bailiclla for the 



subgenus Salteria, proposed by him in Bull. No. 10, U. 8. Geol. Survey. 



1884. Washington. 



Walcott, Charles D. — Description of Mesonacis, a new Genus of 

 Cambrian Trilobite. Amer. Nat., vol. xix, p. 707. July, 1885. Phila- 

 delphia. 

 (Notice. See Walcott, Charles D. Amer. Jour. Sci., April, 1885.) 



Walcott, Charles D. — Palaeozoic Notes ; new Genus of Cambrian Tri- 

 lobites, Mesonacis. Nature, vol. xxxii, p. G8. 1885. London and 

 New York. 

 Notice of Mr. Walcott's paper in the Amer. Journ. Sci. 



Walcott, Charles D. — Note on some Palaeozoic Fterpods. Amer. 



Journ. Sci., 3d ser., vol. xxx, pp. 17-21, figs. 1-6 on p. 20. July, 1885. 



New Haven. 



Describes the new genus Matthevia, of which 3£. variabilis is described 

 as the type from Cambrian limestone resting on Potsdam sandstone, 

 1 mile northwest of Saratoga Springs, N. Y. Records some additional 

 characters of Ilyolithes {Camarotheca) Emmonsi Ford. 



The characters of Matthevia diifer so much from all described forms 

 of Pterojpoda that the author proposes the new family Matthevidce to re- 

 ceive it. 



Walcott, Charles D. — Note on some Paheozoic Pteropods. Nature, 

 vol. XXXII, p. 358. 1885. London and New York. 

 Notice and abstract of Mr, Walcott's paper in the Amer. Journ. Sci. 



Ward, L. F. — The Fossil Flora of the Globe. The Botanical Gazette, 

 vol. IX, pp. 1G9-174. November, 1884. Indianapolis. 

 Abstract prepared by the author of a paper read before the Amer. 



Assoc. Adv. Sci. 1884. Philadelphia. 



