Zoology

SWAINSON, WILLIAM.

London, Longman, Orme, Brown, 1840.

SCHÄFFER, J.C.

Regensburg, J.L. Montag, 1764.

ANON.

MODE, HEINZ.

(leipzig, 1977).

KNUDSEN, JØRGEN.

Copenhagen, Danish Science Press, 1970.

HÜNERSDORF, LUDWIG. - HIPPOLOGY.

Cassel, J.C. Krieger, 1840.

GOSCH, C.C.A.

Kjøbenhavn, Hoffenberg, jespersen & Traps Etabl., 1870-78.

WOLFF, TORBEN.

Copenhagen, Danish Science Press, 1962.

GOSCH, C.C.A.

Kjøbenhavn, Hoffenberg, Jespersen etc., 1870-78.

REINHARDT, J.

Kjøbenhavn, Bianco Luno, 1875.

MURRAY, JAMES A.

London & Bombay, Trübner & Co. etc., 1888-90.

WRANGEL, C.G.

Stuttgart, Schickhardt & Ebner (Konrad Wittwer), 1910.

REY, LUIS LOZANO.

Madrid, 1952.

MEDDELELSER OM GRØNLAND BD. 62.

Kbhvn., 1923.

KLUNZINGER, C.B.

Halle, 1913.

MEINERT, FR.

Kbhvn., 1895.

BØVING, ADAM GIEDE.

Kbhvn., 1906.

HANSEN, H.J.

Kbhvn., 1883.