species Diplodon fontainianus (d’Orbigny, 1835): synonymy

Unio fontainiana d’Orbigny, 1835

d’Orbigny, 1835. Mag. Zool. 5(61-62): 36.
d’Orbigny, 1846. Voyage dans l’Amérique Méridionale 5(3): 605, pl. 69, figs. 6-7 [as ‘fontaineana’].
Type(s): TYPE BMNH_1854-9-4-49, Rio Parahiba, Brazil.

Diplodon (Cyclomya s.s.) fontainianus — Simpson (1900), Simpson (1914)
Diplodon (Cyclomya) fontainianus — Haas (1930), Haas (1931)
Diplodon (Rhipidodonta) fontainianus — Morretes (1949), Haas (1969)
Diplodon fontainianus — Bonetto (1959), Graf (2000), Simone (2006), Graf & Cummings (2007), Bogan (2010), Pereira et al. (2014), Miyahira et al. (2019), Mansur et al. (2020), Graf & Cummings (2021)
Diplodon (s.s.) rotundus fontaineana [sic] — Bonetto (1964)
Diplodon (s.s.) rotundus fontaneanus [sic] — Bonetto (1965)
Diplodon rotundus fontaineanus [sic] — Parodiz (1968)
Diplodon (s.s.) rhombeus fontaineanus [sic] — Bonetto & Mansur (1970)
Diplodon fontaineanus [sic] — IUCN (1996)

Unio fontaineana d’Orbigny, 1846

(error for Unio fontainiana d’Orbigny, 1835)
d’Orbigny, 1846. Voyage dans l’Amérique Méridionale 5(3): 605, pl. 69, figs. 6-7.

Diplodon (Cyclomya s.s.) fontainianus — Simpson (1900), Simpson (1914)

Diplodon fontaneanus Bonetto, 1965

(error for Unio fontainiana d’Orbigny, 1835)
‘Orb.’ Bonetto, 1965. Anais Congr. Lat.-Amer. Zool. 2: 42.