Acanthodiformes is an
order
Order, ORDER or Orders may refer to:
* Categorization, the process in which ideas and objects are recognized, differentiated, and understood
* Heterarchy, a system of organization wherein the elements have the potential to be ranked a number of ...
of
acanthodian
Acanthodii or acanthodians is an extinct class of gnathostomes (jawed fishes), typically considered a paraphyletic group. They are currently considered to represent a grade of various fish lineages leading up to the extant Chondrichthyes, which ...
fishes which lived from the
Early Devonian
The Early Devonian is the first of three epochs comprising the Devonian period, corresponding to the Lower Devonian series. It lasted from and began with the Lochkovian Stage , which was followed by the Pragian from and then by the Emsian, whi ...
to
Early Permian 01 or '01 may refer to:
* The year 2001, or any year ending with 01
* The month of January
* 1 (number)
Music
* 01'' (Richard Müller album), 2001
* ''01'' (Son of Dave album), 2000
* ''01'' (Urban Zakapa album), 2011
* ''O1'' (Hiroyuki Sawano ...
.
Subtaxa
* Family
Acanthodidae
** Genus ''
Acanthodes
''Acanthodes'' (from el, ἄκανθώδης , 'provided with spines') is an extinct genus of spiny shark. Fossils have been found in Europe, North America, Asia, and Australia. ''Acanthodes'' was most common in the Carboniferous and Early Pe ...
''
** Genus ''
Acanthodopsis''
** Genus ''
Traquairichthys''?
** Genus ''
Utahacanthus''?
* Family
Cheiracanthidae
** Genus ''
Cheiracanthus
''Cheiracanthus'' (from el, χείρ , 'hand' and el, ἄκανθα , 'spine') is an extinct genus of a group of fish called Acanthodii (or "spiny sharks"). It was a deep-bodied acanthodian about 12 in. (30 cm) in length. It had a blunt ...
''
** Genus ''
Fallodentus''
** Genus ''
Ginkgolepis''
** Genus ''
Haplacanthus''
** Genus ''
Homalacanthus''?
** Genus ''
Markacanthus''
* Family
Howittacanthidae
** Genus ''
Halimacanthodes''
** Genus ''
Howittacanthes''
* Family
Mesacanthidae
** Genus ''
Lodeacanthus''
** Genus ''
Melanoacanthus''
** Genus ''
Mesacanthus''
** Genus ''
Promesacanthus''
** Genus ''
Teneracanthus''
** Genus ''
Triazeugacanthus''?
References
Acanthodii
Prehistoric fish orders
Permian fish
Carboniferous fish
Devonian fish
Devonian first appearances
Permian extinctions
{{Acanthodii-stub