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Parachela (tardigrade)

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Parachela
Temporal range: Campanian–Recent[1]
Hypsibius dujardini
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Tardigrada
Class: Eutardigrada
Order: Parachela
Superfamilies and families
See text

Parachela is an order of tardigrades in the class Eutardigrada. Members of this order have existed for at least 72 million years, up to the present. The oldest known species are Beorn leggi and Aerobius dactylus.[2][3]

Superfamilies and families

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The order includes the following superfamilies and families:

References

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  1. ^ Budd, G. (2001). "Tardigrades as 'Stem-Group Arthropods': The Evidence from the Cambrian Fauna". Zoologischer Anzeiger. 240 (3–4): 265–279. doi:10.1078/0044-5231-00034. ISSN 0044-5231.
  2. ^ Cooper, Kenneth W. (1964). "The First Fossil Tardigrade: Beorn Leggi Cooper, From Cretaceous Amber". Psyche: A Journal of Entomology. 71 (2): 41–48. doi:10.1155/1964/48418.
  3. ^ Mapalo, Marc A.; Wolfe, Joanna M.; Ortega-Hernández, Javier (2024-08-06). "Cretaceous amber inclusions illuminate the evolutionary origin of tardigrades". Communications Biology. 7 (1). doi:10.1038/s42003-024-06643-2. ISSN 2399-3642. PMC 11303527.
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