Palaeontology

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Berkeley a. Los Angeles, 1969.

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Kbhvn., 1902 og 1923.

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RAVN, J.P.J.

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SEELEY, H.G. - TAXONOMY OF REPTILIA.

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LANE, N. GARY.

Berkeley a. Los Angeles, 1973.

HEIE, OLE E.

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NYST, P.-H.

Bruxelles, 1881-78.

PERGENS, ED. et A.MEUNIER.

Bruxelles, 1886.

PARKINSON, JAMES.

London, The Author, 1822.