Comparative biosystematics and life history of the nuthatches Sitta pygmaea and Sitta pusilla.

The nuthatches /
by: Matthysen, Erik
Published: (1998)

Chickadees, tits, nuthatches & treecreepers /
by: Harrap, Simon
Published: (1995)

Life histories of North American nuthatches, wrens, thrashers, and their allies.
by: Bent, Arthur Cleveland, 1866-1954
Published: (1964)

Life histories of North American nuthatches, wrens, thrashers, and their allies.
by: Bent, Arthur Cleveland, 1866-1954
Published: (1970)

Biosystematics of the Nymphomyiidae (Insecta: Diptera) : life history, morphology, and phylogenetic relationships /
by: Courtney, Gregory W.
Published: (1994)

Biosystematic studies of Ceylonese wasps, II : a monograph of the Scoliidae (Hymenoptera: Scolioidea) /
by: Krombein, Karl V.
Published: (1978)

Biosystematic studies of Ceylonese wasps, XXI : a revision of the Bethylinae and Epyrinae (Cephalonomiini and Sclerodermini) (Hymenoptera:Bethylidae).
by: Krombein, Karl V.
Published: (1996)

Biosystematic studies of Ceylonese wasps, XVII : a revision of Sri Lankan and South Indian Bembix Fabricius (Hymenoptera: Sphecoidea: Nyssonidae) /
by: Krombein, Karl V.
Published: (1987)

New nuthatch from Yunnan.
Published: (1938)

Populations and type specimens of a nomadic bird : comments on the North American crossbills, Loxia pusilla Gloger 1834 and Crucirostra minor Brehm 1845 /
by: Payne, Robert B.
Published: (1987)

A comparative myological study of three subgenera of Peromyscus.
by: Rinker, George Clark, 1922-
Published: (1963)

Integrative and comparative biology.
Published: (2002)

The Journal of comparative neurology.
Published: (1891)

Integrative and comparative biology.
Published: (2002)

Comparative studies in Chelicerata /
by: Hammen, L. van der
Published: (1979)

Principles of biosystematics /
by: Mertens, Thomas Robert, 1930-
Published: (1978)

Bulletin of the Museum of Comparative Zoology.

The life history of Trypanosoma dimorphon : Dutton & Todd.
by: Hindle, Edward, 1886-1973
Published: (1909)

Principles of biosystematics /
by: Lines, Judy Longley, et al.
Published: (1970)

On the life-history of a soil amoeba.
by: Wilson, Charlie Woodruff, 1883-
Published: (1916)

Comparative biology of reproduction in mammals ; the proceedings of an international symposium /
by: Rowlands, I. W.
Published: (1966)

Some recent developments in comparative medicine /
Published: (1966)

Comparative biology of skin : the proceedings of a symposium held at the Zoological Society of London on 30 and 31 October, 1975 /
Published: (1977)

Comparative aspects of lactation : the proceedings of a symposium held at the Zoological Society of London on 11 and 12 November 1976 /
Published: (1977)

Comparative aspects of lactation : the proceedings of a symposium held at the Zoological Society of London on 11 and 12 November 1976 /
Published: (1977)

Plant biosystematics /
Published: (1984)

Plant biosystematics /
Published: (1984)

Comparative functional anatomy of the Nandidae (Pisces: Teleostei) /
by: Liem, Karel F.
Published: (1970)

Memoirs of the Museum of Comparative Zool̈ogy at Harvard College.
Published: (1864)

Bulletin of the Museum of Comparative Zoology at Harvard College.

Comparative nutrition of wild animals : the proceedings of a symposium held at the Zoological Society of London on 10 and 11 November 1966 /
Published: (1968)

Comparative physiology of desert animals ; proceedings of a symposium held at the Zoological Society of London on 15 and 16 July, 1971 /
Published: (1972)

Comparative nutrition of wild animals. : (The proceedings of a symposium held at the Zoological Society of London on 10 and 11 November 1966) /
Published: (1968)

Biosystematic literature ; contributions to a biosystematic literature index (1945-1964) /
by: Solbrig, Otto Thomas
Published: (1970)

An outline of the morphology and life history of Crithidia leptocoridis, sp. nov.
by: McCulloch, Irene Agnes, 1886-
Published: (1915)

Comparative morphology and function of dermal structures in oceanic squids (Cephalopoda) /
by: Roper, Clyde F. E., 1937-
Published: (1990)