Dekatriata
Sign in to saveDekatriata is a clade of planatergan chelicerates including the groups Arachnida, Chasmataspidida, Eurypterida and additionally two stem-genera Winneshiekia and Houia. Dekatriata is defined by an opisthosoma with 13 segments as groundplan (the number proposed to be secondarily reduced in most arachnid orders) and fused, plate-like appendages on the first opisthosomal segment (somite VII).
Wikidata facts
- Instance of
- clade
- Image
- Pseudoscorpion - Soil Fauna Diversity.jpeg
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- start time
- 467300000-
- taxon name
- Dekatriata
- Commons category
- Euchelicerata
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Encyclopedic overview
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- References
Dekatriata is a clade of planatergan chelicerates including the groups Arachnida, Chasmataspidida, Eurypterida and additionally two stem-genera Winneshiekia and Houia. Dekatriata is defined by an opisthosoma with 13 segments as groundplan (the number proposed to be secondarily reduced in most arachnid orders) and fused, plate-like appendages on the first opisthosomal segment (somite VII).
== References ==
Excerpted from Wikipedia’s “Dekatriata” article, available under the CC BY-SA 4.0 licence.