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Reganella depressa and Hemiodontichthys acipenserinus?
Posted: 20 Jan 2022, 00:54
by bekateen
and
? It never occurred to me how similar they are. How do you tell these two species apart (other than maybe catch location). Is it the bulbous nose of
Hemiodontichthys? Is it mouth parts?
Thanks, Eric
Reganella depressa
Hemiodontichthys acipenserinus
Re: Reganella depressa and Hemiodontichthys acipenserinus?
Posted: 20 Jan 2022, 03:16
by bekateen
There's this:
Isbrücker, I. J. H., & Nijssen, H. (1974). On
Hemiodontichthys acipenserinus and
Reganella depressa, two remarkable mailed catfishes from South America (Pisces, Siluriformes, Loricariidae).
Beaufortia, 22(294), 193-222.
https://repository.naturalis.nl/pub/505 ... 294001.pdf
(Kner, 1854) is redescribed and figured after examination of 132 specimens from the Rio Amazonas, Essequibo River, and Rio Paraguai systems, including five syntypes, from which the lectotype is selected.
(Kner, 1854) is redescribed and figured after examination of 7 specimens from the Rio Amazonas system, including two syntypes, from which the lectotype is selected. Relationships of the monotypic genera
Hemiodontichthys Bleeker, 1862, and
Reganella Eigenmann, 1905 with other genera are briefly discussed.
Re: Reganella depressa and Hemiodontichthys acipenserinus?
Posted: 20 Jan 2022, 05:03
by bekateen
How short my own memory is...
bekateen wrote: ↑28 Jul 2017, 23:46
See this
article
The citation is:
Isbrücker, I. J. H., & Nijssen, H. (1974). On
Hemiodontichthys acipenserinus and
Reganella depressa, two remarkable mailed catfishes from South America (Pisces, Siluriformes, Loricariidae).
Beaufortia, 22(294), 193-222.
