...This small vespertilionid occurs throughout much of Central America,but the available material still is insufficient to permit an accurateassessment of geographic variation in that region... 
J. Knox Jones 「Noteworthy Records of Bats From Nicaragua, with a Checklist of the Chiropteran Fauna of the Country」
...tumida, as defined by Goodwin(1958); we are not wholly convinced that these are valid species(rather than variable geographic races of the same species)...
J. Knox Jones 「Noteworthy Records of Bats From Nicaragua, with a Checklist of the Chiropteran Fauna of the Country」
...The maps herewith and listings of marginal localities are themeans chosen to present the information on geographic distribution...
E. Raymond Hall 「A Synopsis of the North American Lagomorpha」
...Despitethis fault of the key to the lagomorphs, it, and the accompanyingaccount, I hope, will aid workers who need to identify kinds oflagomorphs and to know about their geographic distribution...
E. Raymond Hall 「A Synopsis of the North American Lagomorpha」
...Faunal relationships and geographic distribution of mammals inOklahoma...
E. Raymond Hall 「A Synopsis of the North American Lagomorpha」
...No noticeable geographic trends in size and proportions are evident...
William E. Duellman 「Neotropical Hylid Frogs, Genus Smilisca」
...Little geographic variation in color or pattern is evident...
William E. Duellman 「Neotropical Hylid Frogs, Genus Smilisca」
...Variations of this kind are spoken of as geographic, racial, or subspecificand the birds exhibiting them are termed subspecies...
Frank M. Chapman 「Color Key to North American Birds」
...In the western and central part of the Tropical Barrier, the climaticfactor is supported by a geographic factor...
Ticul Alvarez 「The Recent Mammals of Tamaulipas, Mexico」
...The geographic position of each was takenfrom the maps of the American Geographical Society of New York, scale1:1,000,000, and the Atlas Geográfico de la República Mexicana, scale1:500,000...
Ticul Alvarez 「The Recent Mammals of Tamaulipas, Mexico」
...I assume, on geographic grounds,that the individuals reported by Hooper (1953:5) as concavus arenegatus; they are here referred to as negatus...
Ticul Alvarez 「The Recent Mammals of Tamaulipas, Mexico」
...tamaulipensis on geographic grounds...
Ticul Alvarez 「The Recent Mammals of Tamaulipas, Mexico」
...They include the northern part ofTamaulipas in the geographic range of T...
Ticul Alvarez 「The Recent Mammals of Tamaulipas, Mexico」
...A geographic classification of Neotropical mammals...
Ticul Alvarez 「The Recent Mammals of Tamaulipas, Mexico」
...The geographic races ofHedymeles melanocephalusSwainson...
Emil K. Urban 「Birds from Coahuila, Mexico」
...Paynter (1955a) discussed in detail the contradictions in the literature concerning the geographic range of this subspecies, and referred a male in his collection taken in February, 1952, toC...
Erwin E. Klaas 「Summer Birds From the Yucatan Peninsula」
...Comments on the taxonomy and geographic distribution of some North Americanrodents...
Harrison B Tordoff 「Check-list of the Birds of Kansas」
...californicus (Lesson), on geographic grounds...
Harrison B Tordoff 「Check-list of the Birds of Kansas」
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