JEF— JEN 



273 



Jeifreys (John Gwyn). The Upper Tertiary Eossils at TJddevalla, in 

 Sweden. (Tract.) 8vo. London^ 1863. 



— — . Eeport on Shetland Dredgings. (Tract.) 8vo. London^ 1865. 



. Eeport on Dredging among the Hebrides. (Tract.) 



8vo. London, 1866. 



. Fourth Eeport on Dredging among the Shetland Isles. (Tract.) 



8vo. London, 1867. 

 . Last Eeport on Dredging among the Shetland Isles. (Tract.) 



8vo. London, 1868. 



. Mediterranean Mollusca. (Tract.) 8vo. London, 1870. 



. Norwegian Mollusca. (Tract.) 2 copies. 8vo. Londoyi, 1870. 



. The Mollusca of Europe compared with those of Eastern North 



America. (Tract.) 8vo. London, 1^12. 



. Address to the Biological Section of the British Association, 



Plymouth, 16th August, 1877. (Tract.) 8vo. London, 1877. 



. The Post-Tertiary Fossils procured in the late Arctic Expedition ; 



with notes on some of the Eecent or Liviug Mollusca from the same 

 Expedition. (Tract.) 8vo. London, 1877. 



. See Oaepentee (William Benjamin), Feilden (H. W.), " Porcu- 

 pine Expedition," and " Valoeous Expedition." 



Jeffries (David). A Treatise on Diamonds and Pearls. 



8vo. London, 1871. 



Jeitteles (Ludwig Heinrich). Bericht iiber das Erdbeben am 15. Janner 

 1858 in den Karpathen und Sudeten. (Tract.) 8vo. Vienna, 1859. 



. Versuch einer Geschichte der Erdbeben in den Karpathen- und 



Sudet^en-Landern bis zu Ende des achtzehnten Jahrhunderts. (Tract.) 



8vo. Berlin, 1860. 



. See Mallet (Eobert). 



Jenkins (Henry Michael). See Duncan (Peter Martin). 

 Jennings (Francis M.). On an Analysis of the Potash and Soda Felspars 

 of one of the Dublin mountains. (Tract.) 8vo. London, 1855. 



. On the Lakes and Eivers of Damascus. (Tract.) 



8vo. London, 1858. 



Jentzsch (Alfred). Die geologische und mineral ogische Literatur des 

 Kbnigreiches Sachsen von 1835 bis 1873. [Geologische Landesun- 

 tersuchung des Konigr. Sachsen.] 8vo. Leipzig, 1874. 



. Bericht liber die geologische Durchf orschung der Provinz Preussen 



im Jahre 1876. (Tract.) 4to. Kdnigsberg, 1877. 



Jenyns (Leonard). A Manual of British vertebrate animals. 



8vo. Cambridge and London, 1835. 



. Some Eemarks on the Study of Zoology, and on the present state 



of the science. (Tract.) 8vo. Edinburgh, 1837. 



. Memoir of the Eev. John Stevens Henslow. 8vo. London, 1862. 



. Observations in Meteorology. 8vo. London, 1863. 



. Phosphatic Nodules obtained in the Eastern Counties for agri- 

 cultural purposes. (Tract.) 8vo. Bath, 1866. 



Jenzsch (Gustav). Beitriige zur Kenntniss einiger Phonolithe des boh- 

 mischen Mittelgebirges. (Tract.) 8vo. Berlin, 1856. 



. Considerations relatives a la partie mineralogique des Instruc- 

 tions pour I'Expedition scientifique bresilienne. (Tract.) 2 copies. 



8vo. Birsden, 1857. 



