Definition of Gnathostomes. Meaning of Gnathostomes. Synonyms of Gnathostomes

Here you will find one or more explanations in English for the word Gnathostomes. Also in the bottom left of the page several parts of wikipedia pages related to the word Gnathostomes and, of course, Gnathostomes synonyms and on the right images related to the word Gnathostomes.

Definition of Gnathostomes

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Meaning of Gnathostomes from wikipedia

- bite in some gnathostomes. Newer research suggests that a branch of Placoderms was most likely the ancestor of present-day gnathostomes. A 419-million-year-old...
- cyclostomes and gnathostomes went through a genome duplication before their split, and while a second genome duplicatio occurred in the stem-gnathostomes, the stem-cyclostomes...
- ancestral to hagfishes, and finally as the closest jawless relatives of the gnathostomes. This last theory was based on the fact that they seem to have a paired...
- closely integrated as in modern gnathostomes. These teeth were likely homologous to the teeth of other gnathostomes. One of the largest known arthrodires...
- †Placodermi (Paleozoic armoured forms; paraphyletic in relation to all other gnathostomes) class Chondrichthyes (cartilaginous fish; 900+ species) class †Acanthodii...
- animals, cyclostomes are sister to all vertebrates with jaws, known as gnathostomes. Molecular data, both from rRNA and from mtDNA as well as embryological...
- Hypothalamic–pituitary–gonadal axis, a system which once thought to be exclusive to the Gnathostomes. Some species of hagfish reproduce seasonally, stimulated by hormones...
- the squamosal (a small cranial bone) meet to form the joint. In most gnathostomes, including early therapsids, the joint consists of the articular (a small...
- Vertebrata └─Infraphylum Gnathostomata ├─Placodermi — extinct (armored gnathostomes) └Eugnathostomata (true jawed vertebrates) ├─Acanthodii (stem cartilaginous...
- Acanthodii or acanthodians is an extinct class of gnathostomes (jawed fishes). They are currently considered to represent a paraphyletic grade of various...