Palaeontology

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Hannover, 1957.

HOFKER, JAN.

Stuttgart, Schweizerbart'sche Verlagsbuchhandlung, 1966.

HOLM, GERHARD.

Stockholm., 1893.

KAUTSKY, F.

Berlin, 1925.

KNOWLSON, F.H.

Washington, Government Printing Office, 1919.

KOCH, F.E. u. C.M.WIECHMANN.

No Place, ab. 1872.

KAASSCHIETER, JOHANNES PAULUS HEIMEN.

Bruxelles, Inst. Royale des Sciences Nat. de belgique, 1961.

LANE, N. GARY.

Berkeley a. Los Angeles, 1973.

LANKESTER, E. RAY.

London, Constable & Co., 1906.

LEVINSEN, G.M.R.

Kbhvn., 1925.

LINDSTRÖM, G.

(Stockholm, 1865).

LUNDGREN, BERNHARD.

Lund, 1881.

MAJOR, C.I. FORSYTH. - THE EXTINCT LEMUR OF MADAGASCAR.

(London, Harrison and Sons, 1894).

MANTELL, GIDEON ALGERNON.

(London, Richard and John E., Taylor, 1841.).

MARYLAND GEOLOGICAL SURVEY.

Baltimore, 1904.

MATHIESEN, FR. J.

Cph., 1970.

MICHAEL, ERHARD.

Stuttgart, Schweizerbart'sche Verlagsbuchhandlung, 1967.

MOBERG, JOH.CHR.

Stockh., 1888.