Tetrachela

Extinct genus of crustaceans

Tetrachela
Temporal range: Late Triassic
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Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Arthropoda
Class: Malacostraca
Order: Decapoda
Suborder: Pleocyemata
Superfamily: Eryonoidea
Family: Tetrachelidae
Beurlen, 1930
Genus: Tetrachela
Reuss, 1858
Species:
T. raiblana
Binomial name
Tetrachela raiblana
(Bronn, 1858)

Tetrachela raiblana is an extinct species of polychelid crustacean from the Late Triassic. It is the only species in the family Tetrachelidae.[1] It is distinguished from most other polychelids, including all the extant Polychelidae, by the retention of the diaeresis (divisions) of the uropodal exopods.[2]

References

  1. ^ Sammy De Grave; N. Dean Pentcheff; Shane T. Ahyong; et al. (2009). "A classification of living and fossil genera of decapod crustaceans" (PDF). Raffles Bulletin of Zoology. Suppl. 21: 1–109.
  2. ^ Shane T. Ahyong (2009). "The polychelidan lobsters: phylogeny and systematics (Polychelida: Polychelidae)". In Joel W. Martin; Keith A. Crandall; Darryl F. Felder (eds.). Decapod Crustacean Phylogenetics (PDF). Crustacean Issues 18. CRC Press. pp. 369–396. ISBN 978-1-4200-9258-5.
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Subgroups of Order Decapoda
Dendrobranchiata
Dendrobranchiata (prawns)

Stenopodidea (boxer shrimp) Caridea (true shrimp) Achelata (spiny lobsters, slipper lobsters) Astacidea (lobsters, crayfish) Anomura (hermit crabs and others)

Brachyura (crabs)
Pleocyemata
Stenopodidea
Procarididea
Caridea
Reptantia
Achelata
Polychelida
Glypheidea
Astacidea
Axiidea
Gebiidea
Anomura
Brachyura
    • see Brachyura
Taxon identifiers
Tetrachela
Tetrachelidae


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