A Revision of the North American Species of Euphorbia of the section Tithymalus occurring north of Mexico
by Norton, J.B.S.
$ 25.00
A Revision of the Punctatus Group of African Typhlops (Reptilia: Serpentes)
by Laurent, R. F.
$ 10.00
A Study of Certain Plant and Animal Interrelations on a Native Prairie in Northwestern Minnesota
by Tester, John R. and Marshall, William H.
$ 10.00
A Synonymic Index-Catalogue of Spiders of North, Central and South America: With All Adjacent Islands Greenland, Bermuda, West Indies, Tierra del Fuego, Galapagos, etc.
by Petrunkevitch, Alexander
$ 45.00
A Synopsis of the Fishes of China, Part VII: The Perch-like Fishes (continued) + The Perch like Fishes (completed)
by Fowler, Henry W.
$ 25.00
A Synopsis of the Fishes of China, Part VIII: The Blenniioid and Related Fishes
by Fowler, Henry W.
$ 15.00
A Synopsis of the Lizards of the Sexlineatus group (Genus Cnemidophorus)
by Duellman, W.E. and Zweifel, R.G.
$ 13.00
A Synopsis of the Lizards of the Sexlineatus group (Genus Cnemidophorus)
by Duellman, W.E. and Zweifel, R.G.
$ 12.00