Bulletin of the Peabody Museum of Natural History
In publication since 1925, and originally a monograph series, the Bulletin of the Peabody Museum of Natural History publishes peer-reviewed contributions on original research in the natural sciences represented by the collections of the Yale Peabody Museum of Natural History’s curatorial divisions, covering diverse topics that include evolution, phylogeny, taxonomy, systematics, biology, botany, zoology, invertebrate and vertebrate paleontology, and paleoecology, paleobotany, and archaeology.
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PEABODY MUSEUM OF NATURAL HISTORY, YALE UNIVERSITY 170 WHITNEY AVENUE, P.O. BOX 208118, NEW HAVEN CT 06520-8118 USA PEABODY.YALE.EDU THE PEABODY MUSEUM OF NATURAL HISTORY BULLETIN 3
HYBRID DUCKS, INCLUDING DESCRIPTIONS OF TWO CROSSES OF BUCEPHALA AND LOPHODYTES
BY STANLEY C. BALL
LVXET
NEW HAVEN THE PEABODY MUSEUM OF NATURAL HISTORY YALE UNIVERSITY 1934 PEABODY MUSEUM OF NATURAL HISTORY TRUSTEES JAMES ROWLAND ANGELL, PH.D., LITT.D., LL.D. HIS EXCELLENCY THE GOVERNOR OF CONNECTICUT, ex officio. REV. WILLIAM ADAMS BROWN, PH.D., D.D. HOWELL CHENEY, M.A, VANCE CRISWELL MCCORMICK, M.A. FRED TOWSLEY MURPHY, M.D., M.A. SAMUEL HERBERT FISHER, LL.D. DIRECTOR RICHARD SWANN LULL, PH.D., SC.D.
CURATORS EDWARD SALISBURY DANA, PH.D., Curator of Mineralogy, Emeritus. GEORGE GRANT MAC CURDY, PH.D., Curator of Anthropology, Emeritus. CHARLES SCHUCHERT, LL.D., Sc.D., Curator of Invertebrate Paleon tology, Emeritus.
STANLEY CRITTENDEN BALL, PH.D., Curator of Zoology. CARL OWEN DUNBAR, PH.D., Curator of Invertebrate Paleontology. WILLIAM EBENEZER FORD, PH.D., Curator of Mineralogy. RICHARD SWANN LULL, PH.D., SC.D., Honorary Curator of Vertebrate Paleontology. CORNELIUS BERRIEN OSGOOD, PH.D., Curator of Anthropology. ALBERT EIDE PARR, M.A., Curator of the Bingham Oceanographic Collection, and Scientific Director of the Yale Oceanographic Expeditions. EDWARD SAPIR, PH.D., SC.D., Honorary Curator of Anthropology. MALCOLM RUTHERFORD THORPE, PH.D., Curator of Vertebrate Paleon tology. RESEARCH ASSOCIATES GEORGE GRANT MACCURDY, PH.D., Research Associate in Prehistoric Archeology, Emeritus. HELLMUT DE TERRA, PH.D., Research Associate in Geology. MALCOLM RUTHERFORD THORPE, PH.D., Research Associate in Verte brate Paleontology. CHARLES EDWIN WEAVER, PH.D., Research Associate in Invertebrate Paleontology. RESEARCH ASSISTANTS JAMES BROOKS KNIGHT, PH.D., Research Assistant in Invertebrate Paleontology. CLARA MAE LEVENE, B.A. NELDA EMELYN WRIGHT, M.A. ADVISOR IN GEOLOGY CHESTER RAY LONGWELL, PH.D.
DOCENTS MILDRED CYNTHIA BEULAH PORTER, M.A., in charge. DOROTHY EMMA ARNOLD, B.A. GERTRUDE HOTCHKISS CLARK. THE PEABODY MUSEUM OF NATURAL HISTORY BULLETIN 3
HYBRID DUCKS, INCLUDING DESCRIPTIONS OF TWO CROSSES OF BUCEPHALA AND LOPHODYTES
BY STANLEY C. BALL
LVX ET
NEW HAVEN THE PEABODY MUSEUM OF NATURAL HISTORY YALE UNIVERSITY 1934 HYBRID DUCKS, INCLUDING DESCRIPTIONS OF TWO CROSSES OF BUCEPHALA AND LOPHODYTES
By STANLEY C. BALI,
ANY hybrid clucks have been recorded, but as pointed out M by Bigelow (1907, p. 382), few specimens have been fully described. Suchetet in 1896 published a summary of all descrip tions of hybrid birds then in print. Since Bigelow's 1907 paper numerous additional instances have been recorded. Reviewing the literature, we find crosses between many species. A suggestive list of these follows, the nomen clature being that of Peters' Check list (1931). Anas platyrhynchos (Mallard) X Anas rubripes (Black duck) .... 3 " " " X Anas fulvigula fulvigula (Florida duck) .... 1 X Anas acuta (Pintail) 4 X Mareca americana (Baldpate) .. 2 X Spatula clypeata (Shoveller) ... 4 X Netta rufina (Red