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Coosella is an
extinct genus from a well-known
class of
fossil marine arthropods, the trilobites. It
lived from 501 to 490
million years ago
during the...
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Coosella helena is an
extinct marine species of
trilobite from the
middle to
upper Cambrian period.
Fossils of this
species can be
found in
North America...
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Agraulos 1847
Menevia Formation Jince Formation Manuels River Formation Coosella 1936
Bonneterre Dolomite Norwoodia 1916 W****s
Formation Tricrepicephalus...
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Conophrys Conopolus Conoredlichia Constantina Constrictella Contracheirurus Coosella (=Wilsonella)
Coosia Coosina Coosinoides Coplacoparia Corbinia Corcorania...
- been
excavated from the
Upper Cambrian of the
United States (Dresbachian,
Coosella zone,
Riley Formation,
Central Texas, 30.3° N, 97.7° W) G. bigranulosa...
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opressa – or
unidentified comparable form †
Coosella †
Coosella convexa – type
locality for
species †
Coosella vulgaris – type
locality for
species †Coosia...
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parasulcata †Composita
plana †Composita
subtilita †Composita
trinuclea †
Coosella †Coosina †Cordaicarpus †Cordaites †Cordaites prin****lis
Crania †Cravenoceras...
- of
trilobite fossils have been
reported from the Bonneterre,
including Coosella, Holcacephalus, Meteoraspis, Tricrepicephalus, and Welleraspis. Several...
- †Columnaria †Columnaria
halli †Constellaria †Constellaria
prominens †
Coosella †
Coosella curticei †Coosia †Coosia
superba †Cordaites †Cordaites
communis †Cordaites...
- been
excavated from the
Upper Cambrian of the
United States (Dresbachian,
Coosella zone,
Riley Formation,
Central Texas, 30.3° N, 97.7° W; and Crepicephalus...
