Berlin, G. Reimer, 1887. 4to (30.3 x 23.8 cm). 111 pp.; 30 text figures, nine fine lithographed plates with explanatory text leaves. Publisher's stamped wrappers. Plates loose in pocket [as issued].

Rare and important monograph on Mesozoic reptilians by the German palaeontologist Ernst (von) Koken (1860-1912). Well-illustrated. Published in the Palaeontologische Abhandlungen, edited by W. Dames and E. Kayser. Offprint with double pagination. Uncut. A very good, clean copy with all the plates. Nissen ZBI, 2278.