 | Petalichthyida is an extinct order of small, flattened placoderm fish. They are typified by their splayed pectoral fins, exaggerated lateral spines, flattened... 8 KB (360 words) - 15:08, 28 January 2024 |
 | Placoderm (section Petalichthyida) 358.9 million years ago. Many placoderms, particularly the Rhenanida, Petalichthyida, Phyllolepida, and Antiarchi, were bottom-dwellers. In particular, the... 42 KB (4,235 words) - 16:47, 25 April 2024 |
 | †Petalichthyida... 77 KB (7,023 words) - 02:52, 10 April 2024 |
 | †Placoderms †Antiarchi †Arthrodira †Brindabellaspida †Petalichthyida †Phyllolepida †Ptyctodontida †Rhenanida †Acanthothoraci †Pseudopetalichthyida? †Stensioellida... 24 KB (2,477 words) - 17:23, 13 March 2024 |
 | †Placoderms †Antiarchi †Arthrodira †Brindabellaspida †Petalichthyida †Phyllolepida †Ptyctodontida †Rhenanida †Acanthothoraci †Pseudopetalichthyida? †Stensioellida... 21 KB (1,727 words) - 12:24, 22 April 2024 |
 | †Placoderms †Antiarchi †Arthrodira †Brindabellaspida †Petalichthyida †Phyllolepida †Ptyctodontida †Rhenanida †Acanthothoraci †Pseudopetalichthyida? †Stensioellida... 73 KB (6,361 words) - 17:30, 2 May 2024 |
 | †Placoderms †Antiarchi †Arthrodira †Brindabellaspida †Petalichthyida †Phyllolepida †Ptyctodontida †Rhenanida †Acanthothoraci †Pseudopetalichthyida? †Stensioellida... 5 KB (332 words) - 15:33, 22 November 2023 |
 | Acanthothoraci Order Arthrodira Order Antiarchi Order Brindabellaspida Order Petalichthyida Order Phyllolepida Order Ptyctodontida Order Rhenanida Order Pseudopetalichthyida... 14 KB (945 words) - 16:45, 25 April 2024 |
†Placoderms †Antiarchi †Arthrodira †Brindabellaspida †Petalichthyida †Phyllolepida †Ptyctodontida †Rhenanida †Acanthothoraci †Pseudopetalichthyida? †Stensioellida... 4 KB (321 words) - 02:31, 20 April 2024 |
 | †Placoderms †Antiarchi †Arthrodira †Brindabellaspida †Petalichthyida †Phyllolepida †Ptyctodontida †Rhenanida †Acanthothoraci †Pseudopetalichthyida? †Stensioellida... 7 KB (764 words) - 21:01, 24 January 2024 |