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Chelicerates

Chelicerata

2010 Moorea Biocode cc-by-nc-sa-3.0

Chelicerata (Chelicerates) is a subphylum of arthropods. There are 75034 species of Chelicerates, in 7868 genera and 903 families. This subphylum has been around since the phanerozoic eon. It includes groups like Arachnids, Sea Scorpions, and Sea Spiders.

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EOL has data for 10 attributes, including:

first appearance
- URI: http://eol.org/schema/terms/FossilFirst
- Definition: The first appearance of this taxon in the fossil record.
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541 million years ago
number of fossil occurrences
- URI: http://eol.org/schema/terms/fossilOccPBDB
- Definition: The number of fossil occurrences in the Paleobiology Database (https://paleobiodb.org) that are identified as belonging to a particular taxon or any of its subtaxa.
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4433
skeleton structure
- URI: http://purl.obolibrary.org/obo/OBA_0002342
- Definition: The structure of a skeleton.
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exoskeleton
- URI: http://purl.obolibrary.org/obo/UBERON_0006611
- Definition: Exoskeleton or shell, including those of mollusks, turtles, insects and crustaceans
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visual system
- URI: http://purl.obolibrary.org/obo/UBERON_0002104
- Definition: The sensory system subserving the sense of vision.
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ocelli
- URI: http://purl.obolibrary.org/obo/BTO_0001758
- Definition: small simple eyes, found in many invertebrates, usually consisting of a few sensory cells and a single lens
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2010 Moorea Biocode cc-by-nc-sa-3.0

Chelicerate Habitats

The environments in which many chelicerates species are known to live. Select an environment to see its chelicerates species checklist.

chelicerates Habitats

The environments in which many chelicerates species are known to live. Select an environment to see its chelicerates species checklist.

chelicerates includes 5 children: