Etymologies of Brazilian Amphibians

Herpetologia Brasileira - Suplemento 1
matogrosso: P. Mato Grosso, Brazilian state. Elachistocleis matogrosso Caramaschi,
2010. (“... The specific name ... honors both states of Mato Grosso
and Mato Grosso do Sul, Brazil, where the species occurs ...”). Also Engystoma
matogrosso — Dubois et al., 2021.
mattogrossensis: P. Mat[t]o Grosso, Brazilian state + L. -ensis, belonging to a
place. Leptodactylus pentadactylus mattogrossensis Schmidt & Inger,
1951. Refers to the type locality, “Urucum de Corumba, Matto Grosso”. In
the synonymy of Leptodactylus labyrinthicus (Spix, 1824).
matuta: P. matuta, rustic, provincial. Pseudopaludicola matuta Andrade et al.,
2018. (“... related to those who live in the countryside ...”).
maxima, maximus: L. maxima, greatest/biggest/largest. (1) Rana maxima Laurenti,
1768. (“... XXIV. Rana maxima. Seba I. 72. 3 ...”). Calamita maximus
— Schneider, 1799. Hyla maxima — Oken, 1816. In the synonymy
of Boana boans (Linnaeus, 1758). (2) Rana maxima Merrem, 1820. (?).
In the synonymy of Rhinella marina (Linnaeus, 1758). (3) Physalaemus
maximus Feio et al., 1999. (“... The name of the species, a Latin adjective,
refers to its large size ...”).
Mayamandra: S. Maya, Midde-american culture + L. mandra, ending of Salamandra,
genus of urodeles due to Garsault (1764) (in turn, from G.
σαλαμάνδρα, vernacular name of the animals). Mayamandra Parra-Olea
et al., 2004. (?). A subgenus of Bolitoglossa Duméril, Bibron & Duméril,
1854.
mayi: May + L. -i, suffix indicating the genitive of masculine names and nouns.
Honouring Hugo May (?), Brazilian entomologist. Bufo crucifer mayi Miranda-Ribeiro,
1937. In the synonymy of Rhinella ornata (Spix, 1824).
Megacephala, megacephalus: G. megas (μέγας), great, large, big + G. kéfali
(κεφάλη), head. (1) Gastrotheca megacephala Izecksohn et al., 2009.
(“… O epíteto megacephala significa cabeça grande ...”). Also Gastrotheca
(Eotheca) megacephala — Duellman, 2015. Today Eotheca megacephala
(Izecksohn et al., 2009). (2) Bradymedusa megacephala Miranda-Ri-
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