Senckenberg Naturforschende Gesellschaft Abhandlungen, no. 435, 442, 449, 451, 462, 465, 466 (7 monographs by Robert Mertens) color frontis plate of a

color frontis plate of a marsupial and placental mouse

Recent tan full calf leather with five raised bands on the spine

376-377) states: ‘A new edition of the author’s “General Synopsis of Birds

This work documents the exotic tropical fish of coastal and inland southern Mexico and Central America

Senckenberg Naturforschende Gesellschaft Abhandlungen, no. 435, 442, 449, 451, 462, 465, 466 (7 monographs by Robert Mertens) color frontis plate of aPp. 607; numerous full page black and white photo plates, some maps and text figures. Early dark blue textured cloth, lettered in gilt on the spine, thick 4to. This unique work, that was assembled and bound by herpetologist Walter Necker, presents seven key monographs by Robert Mertens. The titles of the monographs follow: Reptilien und Amphibien aus dem sdlichen Inner Afrika, Herpetologische Ergebnisse einer Reise nach Kamerun, Herpetologische