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Cyclida (formerly Cycloidea, and so
sometimes known as cycloids) is an
extinct order of crab-like
fossil arthropods that
lived from the Carboniferous...
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included Oligostraca Ichthyostraca Mystacocarida Ostracoda Multicrustacea †
Cyclida Copepoda Thecostraca Malacostraca Tantulocarida †Priscansermarinidae Allotriocarida...
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First appearance:
Early Jur****ic The
extinct probable crustacean order Cyclida are also
noted to "strikingly
resemble crabs", and
probably had a similar...
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Pancrustacea Oligostraca Ostracoda Mystacocarida Ichthyostraca Multicrustacea Cyclida †
Thecostraca Tantulocarida Copepoda Malacostraca Allotriocarida Cephalocarida...
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Leptostraca Claus, 1880 †Genus
Nothozoe Barrande, 1872
Incertae sedis Order Cyclida Notes:
class Hexanauplia Oakley, Wolfe,
Lindgren & Zaharof, 2013 was proposed...
- Schweitzer,
Carrie E.; Alekseev,
Alexander S. (25
October 2019). "New
genus of
Cyclida (Crustacea) from
Lower Carboniferous (Mississippian, Viséan) of Russia...
- E. (2025). "New
Carboniferous and
Permian cyclidans (Multicrustacea:
Cyclida) from the
Urals (Russia): the
unpublished collection of B.I. Chernyshev...
- crustaceans, such as
Kallidecthes richardsoni, Belotelson, Tyrannophontes, and
Cyclidas such as
Americlus americ****, and Apionicon, sea scorpions, such as Adelophthalmus...
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Order Siphonostomatoida Order Arguloida (Carp lice, or fish lice)
Order †
Cyclida (Cycloids)
Order Cephalobaenida Order Porocephalida Order Raillietiellida...
- Schweitzer,
Carrie E.; Alekseev,
Alexander S. (2019-10-25). "New
genus of
Cyclida (Crustacea) from
Lower Carboniferous (Mississippian, Viséan) of Russia...
