Characidium helmeri

Taxonavigation: Characiformes

Superregnum: Eukaryota Cladus: Unikonta Cladus: Opisthokonta Cladus: Holozoa Regnum: Animalia Subregnum: Eumetazoa Cladus: Bilateria Cladus: Nephrozoa Superphylum: Deuterostomia Phylum: Chordata Subphylum: Vertebrata Infraphylum: Gnathostomata Megaclassis: Osteichthyes Superclassis/Classis: Actinopterygii Classis/Subclassis: Actinopteri Subclassis/Infraclassis: Neopterygii Infraclassis: Teleostei Megacohors: Osteoglossocephalai Supercohors: Clupeocephala Cohors: Otomorpha Subcohors: Ostariophysi Sectio: Otophysa Ordo: Characiformes

Familia: Crenuchidae
Subfamilia: Characidiinae
Genus: Characidium

Species: Characidium helmeri

Name

Characidium helmeri Zanata et al., 2015

• Holotype: MNRJ 42610.
• Paratypes: MNRJ 29038 (14); MBML 3834 (5), 7365 (1 C&S), 531 (18, 1 C&S), 7363 (1 C&S), 6633 (1), 6645 (2), 6652 (8), 6668 (4), 6673 (1), 6680 (10), 6688 (9), 6700 (10), 7368 (1 C&S), 6708 (5), 6710 (13), 6720 (6), 6725 (2), 6755 (2), 6757 (2), 3963 (4), 3969 (1); MZUSP 27003 (1), 74029 (4), 112666 (24), 112653 (21), 93899 (1), 112433 (1).

Type locality: Brazil, Bahia, Prado, rio Ribeirão, on road between Cumuruxatiba and Corumbau, tributary of rio Cahy, 17°00’45”S, 39°12’07”W, 17 m above sea level.

Etymology: The specific name helmeri is given in honor of Dr. José Luis Helmer, who collected part of the material of the species, and in recognition of his pioneer studies on the natural history of the freshwater fishes in Espírito Santo and Southern Bahia, since 1976.

References

• Zanata, A.M., Sarmento-Soares, L.M. & Martins-Pinheiro, R.F. 2015. A new species of Characidium Reinhardt (Ostariophysi: Characiformes: Crenuchidae) from coastal rivers in the extreme south of Bahia, Brazil. Zootaxa 4040(3): 371–383. DOI: 10.11646/zootaxa.4040.3.8 Preview (PDF) Reference page.