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Descriptions of Two Species of Frogs, Genus Ptychohyla Studies of American Hylid Frogs, V
Descriptions of Two Species of Frogs, Genus Ptychohyla Studies of American Hylid Frogs, V Duellman William Edward $0.00
Systematic Status of a South American Frog, Allophryne ruthveni Gaige
Systematic Status of a South American Frog, Allophryne ruthveni Gaige Freeman Howard L $0.00
Taxonomy of the Chipmunks, Eutamias quadrivittatus and Eutamias umbrinus
Taxonomy of the Chipmunks, Eutamias quadrivittatus and Eutamias umbrinus White John A $0.00
Mammals of the Grand Mesa, Colorado
Mammals of the Grand Mesa, Colorado Anderson Sydney $0.00
Natural History of the Brush Mouse (Peromyscus boylii) in Kansas With Description of a New Subspecies
Natural History of the Brush Mouse (Peromyscus boylii) in Kansas With Description of a New Subspecies Long Charles Alan $0.00
Natural History of the Salamander, Aneides hardii
Natural History of the Salamander, Aneides hardii Johnston Richard F $0.00
Conspecificity of two pocket mice, Perognathus goldmani and P. artus
Conspecificity of two pocket mice, Perognathus goldmani and P. artus Ogilvie Marilyn Bailey $0.00
A New Subspecies of Bat (Myotis velifer) from Southeastern California and Arizona
A New Subspecies of Bat (Myotis velifer) from Southeastern California and Arizona Vaughan Terry A $0.00
The Genera of Phyllomedusine Frogs (Anura: Hylidae)
The Genera of Phyllomedusine Frogs (Anura: Hylidae) Duellman William Edward $0.00
Geographic Distribution of the Pocket Mouse, Perognathus fasciatus
Geographic Distribution of the Pocket Mouse, Perognathus fasciatus Jones J Knox $0.00
A New Species of Frog (Genus Tomodactylus) from Western México
A New Species of Frog (Genus Tomodactylus) from Western México Webb Robert G $0.00
A New Bat (Myotis) From Mexico
A New Bat (Myotis) From Mexico Hall E Raymond (Eugene Raymond) $0.00
A New Subspecies of Wood Rat (Neotoma mexicana) from Colorado
A New Subspecies of Wood Rat (Neotoma mexicana) from Colorado Finley Robert B $0.00
A New Piñon Mouse (Peromyscus truei) from Durango, Mexico
A New Piñon Mouse (Peromyscus truei) from Durango, Mexico Finley Robert B $0.00
Pleistocene Pocket Gophers From San Josecito Cave, Nuevo Leon, Mexico
Pleistocene Pocket Gophers From San Josecito Cave, Nuevo Leon, Mexico Russell Robert J $0.00
Distribution of Some Nebraskan Mammals
Distribution of Some Nebraskan Mammals Jones J Knox $0.00
Four New Pocket Gophers of the Genus Cratogeomys from Jalisco, Mexico
Four New Pocket Gophers of the Genus Cratogeomys from Jalisco, Mexico Russell Robert J $0.00
Taxonomic Notes on Mexican Bats of the Genus Rhogeëssa
Taxonomic Notes on Mexican Bats of the Genus Rhogeëssa Hall E Raymond (Eugene Raymond) $0.00
Neotropical Bats from Western México
Neotropical Bats from Western México Anderson Sydney $0.00
Taxonomy and Distribution of Some American Shrews
Taxonomy and Distribution of Some American Shrews Findley James S (James Smith) $0.00
The Subspecies of the Mexican Red-Bellied Squirrel, Sciurus aureogaster
The Subspecies of the Mexican Red-Bellied Squirrel, Sciurus aureogaster Kelson Keith R $0.00
A New Pocket Mouse (Genus Perognathus) from Kansas
A New Pocket Mouse (Genus Perognathus) from Kansas Cockrum E Lendell $0.00
A New Order of Fishlike Amphibia From the Pennsylvanian of Kansas
A New Order of Fishlike Amphibia From the Pennsylvanian of Kansas Eaton Theodore H (Theodore Hildreth) $0.00
Two New Moles (Genus Scalopus) from Mexico and Texas
Two New Moles (Genus Scalopus) from Mexico and Texas Baker Rollin H (Rollin Harold) $0.00
Mammals of Mesa Verde National Park, Colorado
Mammals of Mesa Verde National Park, Colorado Anderson Sydney $0.00