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Acanthothoraci (spine chests) is an
extinct group of chimaera-like
placoderms closely related to the
rhenanid placoderms. Superficially, the acanthoracids...
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postmortem dis****ociation, and is not an
actual rarity of the species.
Acanthothoraci ("spine chests") were a
group of chimaera-like
placoderms closely related...
- Cretaceous–Oligocene List of
prehistoric cartilaginous fish List of
chimaeras Acanthothoraci Ptyctodontida Froese, Rainer, and
Daniel Pauly, eds. (2014). "Chimaeriformes"...
- †Brindabellaspida †Petalichthyida †Phyllolepida †Ptyctodontida †Rhenanida †
Acanthothoraci †Pseudopetalichthyida? †Stensioellida? †Acanthodii †Acanthodiformes...
- †Brindabellaspida †Petalichthyida †Phyllolepida †Ptyctodontida †Rhenanida †
Acanthothoraci †Pseudopetalichthyida? †Stensioellida? †Acanthodii †Acanthodiformes...
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Eukaryota Kingdom:
Animalia Phylum:
Chordata class: †Placodermi Order: †
Acanthothoraci Family: †Weejasperaspididae Genus: †Murrindalaspis Long, 1984 Type species...
- †Brindabellaspida †Petalichthyida †Phyllolepida †Ptyctodontida †Rhenanida †
Acanthothoraci †Pseudopetalichthyida? †Stensioellida? †Acanthodii †Acanthodiformes...
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right shows the rise and
demise of the
separate placoderm lineages:
Acanthothoraci, Rhenanida, Antiarchi, Petalichthyidae,
Ptyctodontida and Arthrodira...
- †Brindabellaspida †Petalichthyida †Phyllolepida †Ptyctodontida †Rhenanida †
Acanthothoraci †Pseudopetalichthyida? †Stensioellida? †Acanthodii †Acanthodiformes...
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Acanthothoraci*
Petalichthyida Ptyctodontida Rhenanida Asterosteus Bolivosteus Gemuendina Jagorina Nefudina Ohioaspis Antiarchi see
Antiarchi Arthrodira...
