Redefinition of Heptapterus (Heptapteridae) and description of Heptapterus carmelitanorum, a new species from the upper Paraná River basin in Brazil
A new diagnosis and a new classification of Heptapterus are provided and a new species, H. carmelitanorum, is described. Heptapterus is diagnosed by the following character combination: adipose fin confluent with the caudal fin; non-bifurcate caudal fin; anal-fin insertion posterior to vertical through adipose-fin insertion; 10–23 anal-fin rays; anal fin not confluent with caudal fin; and extremely elongate body, with a head length of 16.1–24.9%SL. Species included in Heptapterus are H. borodini, H. carmelitanorum, H. carnatus, H. exilis, H. hollandi, H. mandimbusu, H. mbya, H. mustelinus, H.... Mehr ...
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Dokumenttyp: | Research article |
Erscheinungsdatum: | 2022 |
Verlag/Hrsg.: |
Pensoft Publishers
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Schlagwörter: | ‘Chasmocranus’ / brachynema / Grande River basin / Heptapterus mustelinus / Imparfinis borodini / Imparfinis hollandi / Minas Gerais / Pariolius / Sapucaí River basin / Siluriformes |
Sprache: | Englisch |
Permalink: | https://search.fid-benelux.de/Record/base-26716906 |
Datenquelle: | BASE; Originalkatalog |
Powered By: | BASE |
Link(s) : | https://doi.org/10.3897/zse.98.89413 |