Cactus catfish

Cactus catfish
Pseudacanthicus fordii
Systematics
Order : Catfish (Siluriformes) Subordination : Loricarioidei Family : Armored catfish (Loricariidae) Subfamily : Hypostominae Tribe : Ancistrini Genre : Cactus catfish
Scientific name
Pseudacanthicus
Bleeker , 1862

The cactus catfish ( Pseudacanthicus ( lat . "Pseudo" = false + Acanthicus )) form a genus in the family of South American armored catfish , which includes current seven species and the Amazon basin and Guiana occurs.

features

Cactus catfish are between 15 ( Pseudacanthicus leopardus ) and 90 cm ( Pseudacanthicus histrix ) long and have the squat and flattened physique typical of ancistrine armor catfish. Characteristic of the genus and the reason for the German name are the strong, thorny skin ossifications, further features are the large number of small bone shields in the nuchal region ("neck") and the upper jaw, which is short compared to the lower jaw, whose teeth form an undivided row.

species

Pseudacanthicus spinosus

As of February 2018, eight species were described:

• Pseudacanthicus fordii (Günther, 1868)
• Pseudacanthicus histrix (Valenciennes, 1840)
• Pseudacanthicus leopardus (Fowler, 1914)
• Pseudacanthicus major Chamon & Costa e Silva, 2018
• Pseudacanthicus pirarara Chamon & Sousa, 2016
• Pseudacanthicus pitanga (Chamon, 2015)
• Pseudacanthicus serratus (Valenciennes, 1840) ( type species )
• Pseudacanthicus spinosus (Castelnau, 1855)

literature

• Hans-Jochim Franke: Handbook of Welskunde. Urania-Verlag, 1985.
• Günther Sterba : The world's freshwater fish. 2nd Edition. Urania, Leipzig / Jena / Berlin 1990, ISBN 3-332-00109-4 .

Individual evidence

1. ↑ Pseudacanthicus leopardus on Fishbase.org (English)
2. ↑ Pseudacanthicus histrix on Fishbase.org (English)

Web links

Commons : Pseudacanthicus  - collection of images, videos and audio files

• Pseudacanthicus on Fishbase.org (English)