Zoology

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Wien, Ueberreuter, 1863.

LYDEKKER, R.

Jena, 1897.

STEENSTRUP, JOH. JAPETUS SM.

Kbhvn., 1845.

EKMANN, SVEN.

London, 1953.

GOULD, JOHN.

London, Printed by Taylor and Francis - Published by the Author, (1862-) 73.

BATESON, WILLIAM.

(London, Harrisn and Sons, 1890).

MALO, CHARLES.

Paris, Janet, (1816).

STEENSTRUP, JOH. JAPETUS.

Kjöbenhavn, Bianco Luno, 1845.

BADE, E.

Berlin, 1923.

STERBA, GÜNTHER.

Jena, Urani-Verlag, 1954-(56).

FÆRØERNE - JENSEN, AD. S. M.FL.(EDT.)

Copenhagen, 1928-42.

RAREY, J.S.

Braunschweig, Vieweg und Sohn, 1858.

PEDERSEN, ALWIN.

Kbhvn., 1934.

PEDERSEN, ALWIN.

Kbhvn., 1934.

LILJEBORG, W.

Uppsala, 1891.

GLIBERT, MAXIME.

Bruxelles, 1949-52.

FREUCHEN, PETER a. FINN SALOMONSEN.

London, (1959).

PROSCH, V.

Kbhvn., 1855.