Etymologies of Brazilian Amphibians

Herpetologia Brasileira - Suplemento 1
bicolor: L. bicolor, of two colors. (1) Oxyrhynchus bicolor Guérin-Méneville, 1838.
(?). Also Oxyrhincus bicolor — Duméril & Bibron, 1841 (incorrect subsequent
spelling of the generic name). Engystoma ovale var. bicolor — Boulenger,
1885. Elachistocleis ovale bicolor — Parker, 1927. Elachistocleis
ovalis bicolor — Müller & Hellmich, 1936. Engystoma bicolor — Dubois et
al., 2021. Today Elachistocleis bicolor (Valenciennes in Guérin-Menéville,
1838). (2) Rana bicolor Boddaert, 1772. (“... Rana pedibus fissis, palmis
tetradactylis, plantis pentadactylis omnibus orbiculato dilatatis, superne
cyanea, inferne fulva. Adjecto nomine breviari bicoloris ...”). Also Calamita
bicolor — Schneider, 1799. Hyla bicolor — Daudin, 1800. Rana (Phyllomedusa)
bicolor — Guérin-Méneville, 1838. Phyllomedusa (Phyllomedusa)
bicolor — B. Lutz, 1950. Today Phyllomedusa bicolor (Boddaert, 1772).
bifurca, bifurcus: L. bifurca, -us, two-forked, two pronged, bifurcated. Hyla
(Hylella) bifurca Andersson, 1945. [“... Upper surface of forehead to a
curved line between the front corners of the orbits bright white (in life
possibly red). This white area is prolonged backwards by two very distinct
white (red?) streaks, running along the outer margins of the upper eyelids
above tympanum and shoulders on the sides of back to sacrum, where they
end ...”]. Today Dendropsophus bifurcus (Andersson, 1945).
bigibbosa: L. bi, two + L. gibba, bulge, protuberance. Ceratophrys bigibbosa Peters,
1872. (“... sondern ist eine eigenthümliche Art mit Augenlidern fast
wie A. turpicola, welche ich wegen der grossen runden Höcker hinter den
Augen C. bigibbosa benenne ...”). Today Proceratophrys bigibbosa (Peters,
1872).
biligonigerus: L. bilis, anger, ill temper, madness + G. goao (γοάω), wailing,
moaning. Liuperus biligonigerus Cope, 1861 “1860”. (?). Also Pleurodema
biligonigera — Cope, 1862. Gomphobates biligonigerus — Cope, 1870
“1869”. Paludicola (Gomphobates) biligonigerus — Peters, 1873. Paludicola
biligonigera — Boulenger, 1882. Today Physalaemus biligonigerus
(Cope, 1861).
bilineata, bilineatus: L. bi, two + L. lineatus, lined. (1) Eleutherodactylus bilineatus
Bokermann, 1975 “1974”. (“... Dorso negro, apresentando de cada
lado, uma faixa longitudinal esbranquiçada ...”). Also Ischnocnema bilin-
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