BIBLIOGR. APPENDIX—Q. ADDENDA. 1075 
i821.—Kernsten, H. Capitis Trichechi rosmari descriptio osteologica. Berol., 1821. 
1826.—Ross, J.C. Zovlogical appendix to Parry’s third voyage. Mammals, pp. 92-95. [8 species.] 
1827.—Williams, J.L. A view of West Florida, embracing its geography, topography, ete. 8°. Phil- 
adelphia, 1827. [Contains list of mammals. ] 
1828.—Ross, J.C. Zodlogical appendix to Parry’s fourth voyage. Mammals, pp. 190-192. [9 species. ] 
1829.—Field, D. D. History of Berkshire County, Mass. 18°. Pittsfield, 1829. [List of mammals, 
pp. 36-38. ] 
1830.—dnon. Quadrupeds. < Cab. Nat. Hist. i, 1830, p- 216. 
1831.—Frémery, N. C. de. Bijdragen tot de natuurlijke geschiedenis van den walrus en de kennis 
der verscheidenhenden, welke onder deze dieren voorkommen. < Bijdr. tot de natuurk. 
Wetensch. vi, 1831, pp. 360-392, with a plate. 
1837.—Williams, J. L. The Terrif6ry of Florida; or sketches of the topography, civil and natural 
history of the country, ihe climate, and the Indian tribes, from the first discovery to the pres- 
ent time, with a map, views, etc. New York, A. T. Goodrich, 1837. 
1841.—Harlan, R. Models of the fossil remains of the Dinotherium giganteum. < Am. Journ. Sci. 
and Arts, xli, 1841, p. 178. 
1842-43.—Holbol, C. Bemexrkninger over nogle pattedyrs og fugles dykkeevne. < Nat. Tidssk. iv, 
1842-43, pp. 277, 278. 
1844.—Morton, S.G. On a new species of Hippopotamus [H. minor]. < Proc. Acad. Nat. Sci. Phila. 
ii, 1844, pp. 14-17, with 2 figg. 
Plummer, J.T. Scraps in natural history. Quadrupeds. [Mammals of Wayne County, Indi- 
ana.] < Am. Journ. Sci. and Arts, xlvi, 1844, pp. 236-249. 
1845.—Wyman, J. [On the fossil skeleton of Hydrarchos sillimani.] < Proc. Boston Soe. Nat. Hist. 
li, 1845, pp. 65-68. 
1846,—Lister, G. [On the allegations of Dr. Koch respecting the discovery of Hydrarchos.] < Proce. 
Boston Soc. Nat. Hist. ii, 1846, pp. 94-96. 
1846-49.—Holboll, C. Notice over Grénlendernes kiperkarnak [Balena]. < Nat. Tidssk. ii, 1846-49, 
pp. 308-310. 
1847.—Miiller, J. Ueber die von Herrn Koch in Alabama gesammelten fossilen Knochenreste seines 
Iydrarchos. < Archiv fiir Anat. 1847, pp 363-396. 
Miiller, J. Untersuchungen iiber den Hydrarchos. < Bericht Verh. K. Pr. Akad. Wiss. Ber- 
lin, 1847, pp. 103-114. : 
Ritzius, A. [On the Hydrarchos of Koch.] < Am. Journ. Sei. and Arts (2), iv, 1847, pp. 421, 422. 
Editorial. Harlanus, a new genus of fossil pachyderms. < Am. Journ. Sci. and Arts (2), iii, 
1847, p. 125. 
1850.—Leidy, J. [On Eucrotaphus jacksoni and Archeotherium mortoni.] < Proc. Acad. Nat. Sci. 
Phila. v, 1850, pp. 90-93. ; ‘ 
1851.—Girard, C. Iconographic encyclopedia of science, literature, and art. Systematically arranged 
by J. G. Heck. ‘Translated from the German, with additions, and edited by Spencer F. Baird, 
In four volumes, ... New York, 1851: Rudolph Garrigue, publisher, ... [Vol. ii: 
[xxiv pp.+], Botany [203 pp.], Zoology [502 pp.], Anthropology and surgery [219 pp.+] 
+ Indexes, xii, xvi, v[+ 1] pp.] 
(Contains, pp. 392-502, a chapter on Mammals, by Charles Girard.) 
Girard, C. Outlines of general zoology. Mammals, by Charles Girard. Birds, by John Cassin. 
Reptiles, by Spencer F. Baird. Fishes, by Spencer F’. Baird. Invertebrates, by S. 8S. Haldemann. 
[Edited by Spencer Fullerton Baird.] Reprinted from the Iconographic Encyclopedia of Sei- 
ence, Literature,and Art. New York: Rudolph Garrigue, publisher, .... 1851. 8° 2p.1, 
ix—xxi, 502, xvi pp. 
[A reprint of the “Zoology” of the preceding volume with special title-page and introductory notice. Thechap- 
ter on Mammals occupies 111 pp. (392-502).] 
Leidy, J. [On some fossils—i. e., Aretodon—from Nebraska.] < Proc. Acad. Nat. Sci. Phila. v, 
1851, p. 278. 
1852.—Leidy, J. Remarks on a fossil vertebra—of Pontogenus priscus, n, sp.—from Ouachita, La, 
< Proe. Acad. Nat. Sci. Phila. vi, 1852, p. 52. 
