Haacke, W.--Der Nordpol als Schöpfungs-zentrum der Landfauna, "Biologisches Centralblatt," vol. vi., 1887.

Harlé, E.--Sur la succession de diverses faunes à la fin du quaternaire, dans le sud-ouest de la France, "Societé d'Histoire Naturelle," Toulouse, 1893.

The History of the European Fauna — Part 175

Harmer, F. W.--On the Pliocene Deposits of Holland, and their relation to the English and Belgian Crags, "Quarterly Journal Geological Soc.," vol. lii., 1896.

The History of the European Fauna — Part 175

Herdman, W. A., and Lomas, J.--On the Floor Deposits of the Irish Sea, "Proc. Liverpool Geological Society," vol. viii., 1898.

The History of the European Fauna — Part 175

Hofman, E.--Die Isoporien der Europäischen Tagfalter, "Inaugural Diss. d. Phil. Fakultät in Jena," 1873.

Hooker, J. D.--Outlines of the Distribution of Arctic Plants, "Trans. Linnean Soc.," vol. xxiii., 1862.

Howorth, Sir H.--"The Mammoth and the Flood," 1887.

Ihering, H. von.--=a.= Die Ameisen von Rio Grande d. Sul, "Berliner Entomolog. Zeitschrift," vol. iii., 1894. =b.= Najaden von São Paulo und die geographische Verbreitung d. Süsswasserfaunen von Süd Amerika, "Archiv. f. Naturgesch.," 1893.

Jordan, H.--Die Binnenmollusken der nördl. gemäss. Länder, "Nova Acta Acad. Carol.-Leop.," vol. xlv., 1883.

Judd, J. W.--Address to the Geological Section, "British Association Report," Aberdeen, 1885.

Karpinski, A.--Übersicht d. physiko-geograph. Verhältnisse d. Europ. Russlands, etc., "Beiträge z. Kenntniss d. Russ. Reichs" (3 Folge), vol. iv., 1888.

Kendall, P. F., and Bell, A.--On the Pliocene Beds of St. Erth, "Quart. Jour. Geol. Soc.," vol. xlii, 1886.

Kennard, A. S., and Woodward, B. B.--The Mollusca of the English Cave-Deposits, "Proc. Malacological Soc.," vol. ii., 1897.

Kew, H. W.--"The Dispersal of Shells," 1893.

Kinahan, G. H.--On possible land-connections in recent geological times between Ireland and Great Britain, "Trans. Manchester Geol. Soc.," vol. xxiv., 1896.

Kobelt, W.--=a.= Das Verhältniss d. Europ. Landmoll. z. Westindien und Central Amerika, "Nachrichtsblatt d. deutschen Malak. Gesell.," 1886. =b.= "Studien zur Zoogeographie," vols. i., ii., 1897-98.

Köppen, F. T.--Das Fehlen d. Eichhörnchens, etc., in der Krim, "Beiträge zur Kenntniss d. Russ. Reichs" (2 Folge), vol. vi., 1883.

Krasan, F.--Zur Abstammungsgesch. d. autochthonen Pflanzenarten, "Mitth. d. Naturw. Ver. Steiermark," 1896.