Zoogeography of North American Unionacea (Mollusca:Bivalvia) North of the maximum Pleistocene glaciation /

by Johnson, Richard Irwin, 1925-, Johnson, Richard Irwin, 1925-
Published 1980

Romeriid reptiles from the Lower Permian

by Clark, John, 1909-1967, Clark, John, 1909-1967, Clark, John, 1909-1967, Carroll, Robert L (Robert Lynn), 1938-, Carroll, Robert L (Robert Lynn), 1938-
Published 1973

A revision of the American species of Ceraurus

by Raymond, Percy E (Percy Edward), 1879-1952, Raymond, Percy E (Percy Edward), 1879-1952
Published 1913

The orb-weaver genera Verrucosa, Acanthepeira, Wagneriana, Acacesia, Wixia, Scoloderus, and Alpaida north of Mexico (Araneae, Araneidae) /

by Levi, Herbert W (Herbert Walter), 1921-2014, Levi, Herbert W (Herbert Walter), 1921-2014, Levi, Herbert W (Herbert Walter), 1921-2014
Published 1976

The American orb-weaver genera Colphepeira, Micrathena, and Gasteracantha north of Mexico (Araneae, Araneidae) /

by Levi, Herbert W (Herbert Walter), 1921-2014, Levi, Herbert W (Herbert Walter), 1921-2014, Levi, Herbert W (Herbert Walter), 1921-2014
Published 1978

A supplement to the fifth volume of the terrestrial air-breathing mollusks of the United States and adjacent territories

by Binney, W. G (William Greene), 1833-1909
Published 1883

A new genus of the Cheiruridae, with descriptions of some new species

by Barton, Donald C
Published 1913

The spider genera Gea and Argiope in America (Araneae: Araneidae)

by Levi, Herbert W (Herbert Walter), 1921-2014
Published 1968

The spider genera Gea and Argiope in America (Araneae: Araneidae)

by Levi, Herbert Walter, 1921-
Published 1968

Alexander Agassiz: his life and scientific work

by Murray, John, Sir, 1841-1914
Published 1911