Classification / Names
Common names | Synonyms | Catalog of Fishes(genus, species) | ITIS | CoL | WoRMS | Cloffa
Teleostei (teleosts) >
Characiformes (Characins) >
Stevardiidae (Stevardiids) > Planaltininae
Etymology: diamantina: Named for Chapada Diamantina, the region where the species is found. A noun in apposition.
Environment: milieu / climate zone / depth range / distribution range
Ecology
Freshwater; benthopelagic. Tropical
South America: Rio Paraguaçu basin in Bahia State, Brazil.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 3.9 cm SL male/unsexed; (Ref. 87315)
Short description
Identification keys | Morphology | Morphometrics
Dorsal soft rays (total): 10 - 11; Anal soft rays: 23 - 26. Can be diagnosed by having the following characters: head depth 16.7-18.8% SL; 8 longitudinal scale rows between lateral-line and pelvic-fin origin; 47-56 scales on lateral line; and 19-22 branched anal-fin rays (Ref. 87315).
Body shape (shape guide): elongated.
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Ferreira, K.M., N.A. Menezes and I. Quagio-Grassioto, 2011. A new genus and two new species of Stevardiinae (Characiformes: Characidae) with a hypothesis on their relationships based on morphological and histological data. Neotrop. Ichthyol. 9(2):281-298. (Ref. 87315)
IUCN Red List Status (Ref. 130435: Version 2025-2)
Threat to humans
Harmless
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