Statements (53)
| Predicate | Object |
|---|---|
| gptkbp:instance_of |
gptkb:fish
|
| gptkbp:characterized_by |
bony armor
|
| gptkbp:exhibited_at |
sexual dimorphism
varied body shapes |
| gptkbp:first_appearance |
Ordovician period
|
| gptkbp:had |
a unique evolutionary history
a complex life cycle a significant fossil record various feeding strategies a complex morphology a variety of ecological niches no jaws cartilaginous structures primitive eyes a notochord a role in the development of vertebrate features a role in the evolution of jaws a significant impact on marine ecosystems a variety of body sizes a variety of morphological adaptations a wide geographic distribution dermal bone structures gill structures paired sensory organs |
| https://www.w3.org/2000/01/rdf-schema#label |
Ostracoderms
|
| gptkbp:included |
Cephalaspidomorphi
Anaspida Pteraspidomorphi |
| gptkbp:is_divided_into |
several groups
|
| gptkbp:is_found_in |
marine environments
|
| gptkbp:lived_during |
Paleozoic era
|
| gptkbp:originated_in |
earlier fish-like organisms
|
| gptkbp:related_to |
vertebrates
|
| gptkbp:used_for |
filter feeding
|
| gptkbp:were |
benthic organisms
filter feeders notable for their diversity often studied in paleontology important for paleoecological studies an important part of the fossil record diverse in form an important subject of study in evolutionary biology among the first vertebrates an early branch of vertebrates an early example of vertebrate diversity an early form of aquatic life an important group in vertebrate history important in vertebrate evolution often found in fossil deposits part of the vertebrate lineage |
| gptkbp:wildlife |
Devonian period
|
| gptkbp:bfsParent |
gptkb:Osteichthyes
|
| gptkbp:bfsLayer |
6
|