Interesting Taxonomy...

For the discussion of catfish systematics. Post here to draw our attention to new publications or to discuss existing works.
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Fish Demon
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Interesting Taxonomy...

Post by Fish Demon »

In a book I got a few weeks ago, it says that catfish and knifefish are in the same order (but different suborders). Is this true? This edition of the book was printed this year, so the information must be fairly new. Not really much else to say, so here's a picture.

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BTW: The book is called "Encyclopedia of Fishes".
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Post by Silurus »

That's a typo.

The "suborder Gymnotiformes" should be "order Gymnotiformes", as the "-iformes" suffix denotes an order (suborders have "-oidei" suffixes; if it was a suborder, it would have been Gymnotoidei).

In older literature, knifefishes (Gymnotoidei) and catfishes (Siluroidei) are considered suborders of the carps (Cypriniformes).
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