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Semionotiformes is an
order of ray-finned fish
known from the
Middle Tri****ic (Anisian) to the Late
Cretaceous (Maastrichtian).
Their closest living relatives...
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Ginglymodi that are more
closely related to gar than to the
extinct Semionotiformes, the
other major grouping of ginglymodians. They are one of two extant...
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family Lepidotidae) in the
order Lepisosteiformes, the
extinct orders Semionotiformes and Kyphosichthyiformes, and
various other extinct taxa. Ginglymodi...
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During the time of the
deposition of the
Niobrara Chalk, much life
inhabited the seas of the
Western Interior Seaway. By this time in the Late Cretaceous...
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Ginglymodi Cope 1871
Order †Dapediiformes
Thies &
Waschkewitz 2015
Order †
Semionotiformes Arambourg &
Bertin 1958
Order Lepisosteiformes Hay 1929 (gars) Clade...
- Ebert,
Martin (May 2012). "Macrosemimimus, gen. nov. (Actinopterygii,
Semionotiformes), from the Late Jur****ic of Germany, England, and France". Journal...
- Adriana; Codorniú,
Laura (2007-12-12). "Semionotids (Neopterygii,
Semionotiformes) from the
Lower Cretaceous Lagarcito Formation, San Luis Province,...
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million years ago.
Ginglymodi comprises three orders: Lepisosteiformes,
Semionotiformes and Kyphosichthyiformes.
Lepisosteiformes includes 1 family, 2 genera...
- Acentrophoridae. It is
generally referred to the
ginglymodian order Semionotiformes. However, the
genus has been
described as "enigmatic" and "pending...
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until it was
moved to the new
genus in 1990.
Formerly placed in the
Semionotiformes, more
recent morphological studies indicate that it is more closely...
