532 BULLETIN UNITED STATES GEOLOGICAL SUEVEY. 



1831. GODMAX, John D. American | Natural History. | — | Vol. III. | Part I. — ^Mas- 

 tology. I — I By Jolin D. Godman, M. D. | . . . [=titles, 4 lines]. ] Second 

 Edition. | Philadelpliia: | Stoddart and Athertou, 60, N. Front Street. | 1831. 

 8°. pp. 1-264, 9 plates, cuts. 



Order viii. Cete; Cetaceous Animals, pp. 37-237. Por analysis and comment see the ed. 

 prin., 1828, with -wtiicli this is testually identical. [760. j 



1831. Graves, R. J. An account of a Peculiarity not hitherto described in the Ankle, 

 or Hock-joint of the Horse ; with Remarks on the Structure of the Vertebrae 

 in the Species of Whale, entitled Delphinus Diodon. <^Trans. Boy. Irish Acad., 

 xvi, pt. 2, 1831, pp. 85-91. 



On the separation of the vertebral epiphyses in maceration, and the degree of union useful 

 as an index of the age of the animal among Cetaceans, pp. 88-91. 



Eeprinted in Edinh. Journ. ScL, new ser., iv, 1831, pp. 47-52, and in Edinb. New Philos. 

 Journ., [s], 1831, pp. 59-64. [761.] 



1831. Johnston, Geokge. Some account of a Whale stranded near Berwick-upon- 

 Tweed. <^Trans. Nat. Hist. Soc. of Northumberland, Durham and Newcastle 

 upon Tyiie, Vol. I, 1831, pp. 6-8, pi. 1. 



Account of the external characters and figure of a specimen apparently referable to Me- 

 gaptera longimana ; believed by the author to be the JSalcena Boops of Turton's "British 

 Fauna." [762.] 



1831. Knox, [Robert]. Notiz uber die Natur-einer eigentht^mlicheu Structur, -welche 

 im zweiten Mageu gewisser Cetaceen beobachtet worden ist und die man in 

 der Regel als bloss drusiger BeschaflPenheit betrachtet hat, die aber offenbar 

 den electrischen Organen des Torpedo und Gymnotus analog ist; mitgetheilt 

 in eiuem Briefe von Dr. Knox. Demselben ist beigefiigt die mikroscopische 

 Untersuchang der Structur von Dr. Brewster. <^Froriep's Notizen, xxix, no. 

 629, Jan. 1831, pp. 193-196. 



AnaBreioster's Edinburgh Journ. ScL, Vi&^a&i:., -no. Q^JxjXj^liZQ. /See 1830. Kjsox, E. [763.] 



1831. Knox, R. Observations to determine the Dentition of the Dugong ; to which 

 are added Observations illustrating the Anatomical Structure and Natural 

 History of certain of the Cetacea. <^Trans. Roy. Soc. Edini., xi, pt. 2, art. 

 xxiii, 1831, pp. 389-417, pi. xv. 



[Preliminary remarks on the osteology and dentition of the Dugong], pp. 389-397. The 

 zoological arrangement of the Dugong, pp. 398-400. True Cetacea, pp. 400, 401. Skeleton or 

 the Xarwhal, pp. 401-404. Delphinus phoccena, pp. 404, 405. Other specimens of the genus 

 Del2}hinus, pp. 405, 40G. Of the size of the Poetus of the Cetacea at the time of birth, pp. 406- 

 413. Digestive Organs, pp. 413-416. The plate represents the cranium of adult and young 

 j^.arwhal, the atlas dentata and third cervical vertebra of the M'arwhal, the tooth and gastric 

 cavities. [ 764.] 



1831. Lenz, H. 0. Naturgeschichte | der | Saugethiere, | nach Cuvier's Systeme bear- 

 beitet | von Dr. Harald Othmar Lenz, | Lehrer an der Erziehungsanstalt zu 

 Schnepfenthal. | — | (Preis: 1 Thlr. oder 1 fl. 48 fr. Rhnl.) | — | Gofcha, | 

 Beckersche Buchhandlung. | 1831. 8°. pp. 1-324. 



Ifeunte Ordnung der S&ugethiere: Fischs^ugethiere.— Ceiacea, pp. 294-306. 



Sirenia: 3 genera, 4 species. Cetacea, 4 genera, 24 species, to wit; Delphinus, 14 spp.; 



Monodon, 1 sp. ; Physeter, 3 spp. ; Balcena, 6 spp. The notices of the species are very short; 



the references relate only to figures. The technical names are marked for accent and their 



etymology is given. Evidently prepared for use as a concise hand-book of Mammalogy. [765.] 



1831. Less[on]., [R. P.]. Quelques details sur un c6tac6 6chou6 pres Berwich \_sic'\, 

 sur la Tweed; par Georges Johnston. {Trans, of the nat. hist, society of 

 Northumberland; part I, torn. I, pag. 6, avec une planche.) <^Ferussac's 

 Bull, des Sci. nat., xxvii, 1831, pp. 184-186. 



K6sum6. [766.] 



1831. M'MURTRIE, H. See 1831, Cuvier, G. 



1831. IMantel, Mr., of Leives. Large [Baleen] Whale recently found in the Channel 

 near Brighton [England]. <^Loiidon's Mag. Nat. Mist., iv, 1831, pp. 163, 164. 



[767.] 



