...“During my stay at Boruca andPalmar, (the last of February) thebreeding season was at its height, andI observed many of the Costa RicaRed-Rumps nesting... 
Various 「Birds Illustrated by Color Photograph [January, 1897]」
...Measurements ofour specimens agree closely with those reported for material from ElSalvador (Felten, 1955:284) and Costa Rica (Starrett and Casebeer,1968:3-4)...
J. Knox Jones 「Noteworthy Records of Bats From Nicaragua, with a Checklist of the Chiropteran Fauna of the Country」
...The species was reported only recently from Costa Rica(Starrett and Casebeer, 1968:8) and is unknown from Panamá...
J. Knox Jones 「Noteworthy Records of Bats From Nicaragua, with a Checklist of the Chiropteran Fauna of the Country」
...The one Costa Rican localityof record also is in the Caribbean versant...
J. Knox Jones 「Noteworthy Records of Bats From Nicaragua, with a Checklist of the Chiropteran Fauna of the Country」
...Michigan, 266:3, June 28, type from Hacienda Santa Maria,Province of Guanacaste, 3200 ft, Costa Rica...
E. Raymond Hall 「A Synopsis of the North American Lagomorpha」
...Mammals of Costa Rica...
E. Raymond Hall 「A Synopsis of the North American Lagomorpha」
...0; and Limón, Costa Rica, 68...
William E. Duellman 「Neotropical Hylid Frogs, Genus Smilisca」
...Frogs from the Caribbeanlowlands of Honduras and Costa Rica are relatively large and have relativelylong tibiae and small tympani...
William E. Duellman 「Neotropical Hylid Frogs, Genus Smilisca」
...E Cosalá, KU 73910; Costa Rica,16 km...
William E. Duellman 「Neotropical Hylid Frogs, Genus Smilisca」
...Coloration of young in life (KU68484 from Río Chitaría, Cartago Province, Costa Rica): "Dorsum pale tan;side of head and flanks darker brown, separated from tan dorsum by anindistinct cream stripe...
William E. Duellman 「Neotropical Hylid Frogs, Genus Smilisca」
...Large females have scattered small tubercles on the head and back; tuberclesoccur in males from Costa Rica and in some males from western Panamá...
William E. Duellman 「Neotropical Hylid Frogs, Genus Smilisca」
...In living individuals from Costa Rica and Panamá west of the Canal Zone,the blue coloration on the flanks and thighs is much less conspicuous than inspecimens from eastern Panamá...
William E. Duellman 「Neotropical Hylid Frogs, Genus Smilisca」
...In the streams in southern Costa Rica S...
William E. Duellman 「Neotropical Hylid Frogs, Genus Smilisca」
...El mono araña(Ateles geoffroyi) encontrado en la costa de Jalisco y enla región central de Tamaulipas...
Ticul Alvarez 「The Recent Mammals of Tamaulipas, Mexico」
...Appendiculate cell: Hymenoptera; is on costa justbeyond 2d radius 1 and 2...
John. B. Smith 「Explanation of Terms Used in Entomology」
...Subcostal fold or furrow: lies between costa andradius...
John. B. Smith 「Explanation of Terms Used in Entomology」
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