...The relationships of many groups of birds within the OrderPasseriformes are poorly understood... 
William B. Stallcup 「Myology and Serology of the Avian Family Fringillidae」
...A summary of the serological relationships of the birds involved in theprecipitin tests is presented in Table, in which percentage values are presented...
William B. Stallcup 「Myology and Serology of the Avian Family Fringillidae」
...All data usedin interpretation of the serological relationships were obtained fromtests in which formolized antigens of equivalent age were used...
William B. Stallcup 「Myology and Serology of the Avian Family Fringillidae」
...
Serological relationships of Richmondena, Spiza, and Molothrus...
William B. Stallcup 「Myology and Serology of the Avian Family Fringillidae」
... Serological relationships of Carpodacus with the richmondenine-emberizine-thraupid assemblage...
William B. Stallcup 「Myology and Serology of the Avian Family Fringillidae」
...
Serological relationships of Spinus and Poephila with the richmondenines...
William B. Stallcup 「Myology and Serology of the Avian Family Fringillidae」
... Serological relationships of Carpodacus and Spinus with Richmondena and Piranga...
William B. Stallcup 「Myology and Serology of the Avian Family Fringillidae」
...The relationships of the species now includedin this Family have been the subject of much discussion and constitutean important problem in avian systematics...
William B. Stallcup 「Myology and Serology of the Avian Family Fringillidae」
...
In an attempt to clarify the relationships of the Fringillidae andallied groups, I here review briefly the evidence which has beenpresented...
William B. Stallcup 「Myology and Serology of the Avian Family Fringillidae」
...Specifically, the relationships of the subfamiliesRichmondeninae, Emberizinae, and Carduelinae of theFamily Fringillidae are poorly understood...
William B. Stallcup 「Myology and Serology of the Avian Family Fringillidae」
... Serological relationships of Richmondena and Spinus with the estrildines...
William B. Stallcup 「Myology and Serology of the Avian Family Fringillidae」
...Variations and genetic relationships of the garter-snakes...
Henry S. Fitch 「Occurrence of the Garter Snake, Thamnophis sirtalis, in the Great Plains and Rocky Mountains」
...Whatever their ultimate relationships may prove to be, twodistinctive taxa seem to be present in Nicaragua; the larger isassignable to ater and the smaller to pretiosus, ascurrently understood...
J. Knox Jones 「Noteworthy Records of Bats From Nicaragua, with a Checklist of the Chiropteran Fauna of the Country」
...Faunal relationships and geographic distribution of mammals inSonora, Mexico...
E. Raymond Hall 「A Synopsis of the North American Lagomorpha」
...Therefore, in its ecologic relationships with manyother species, it is a density dependent predator...
Dwight Platt 「Food of the Crow, Corvus brachyrhynchos Brehm, in South-central Kansas」
...The jawmuscles of six Mourning Doves (Zenaidura) and five White-wingedDoves (Zenaida) were investigated as to differences and similaritiesthat might clarify the relationships of the genera...
Robert L. Merz 「Jaw Musculature of the Mourning and White-winged Doves」
...Furthermore,the first two animals show close relationships with an unsexed skullwhich Alcorn obtained at the Buckinghorse River in BritishColumbia...
Rollin H. Baker 「Mammals taken Along the Alaska Highway」
...Specimens from the western foot-hills of the Rocky Mountainsshow an amazing series of relationships with the montane S...
James S. Findley 「Speciation of the Wandering Shrew」
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