Calymenidae
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Calymenidae is a
family Family (from ) is a Social group, group of people related either by consanguinity (by recognized birth) or Affinity (law), affinity (by marriage or other relationship). It forms the basis for social order. Ideally, families offer predictabili ...
of
trilobite Trilobites (; meaning "three-lobed entities") are extinction, extinct marine arthropods that form the class (biology), class Trilobita. One of the earliest groups of arthropods to appear in the fossil record, trilobites were among the most succ ...
s, containing the following genera: *'' Alcymene'' *'' Apocalymene'' *'' Arcticalymene'' *''
Calymene ''Calymene'' is a genus of trilobites in the order Phacopida, suborder Calymenina, that are found throughout North America, North Africa, and Europe in primarily Silurian outcrops. ''Calymene'' is closely related to ''Flexicalymene'', and both ge ...
'' *'' Calymenella'' *'' Calymenesum'' *'' Colpocoryphe'' *'' Dekalymene'' *'' Diacalymene'' *'' Flexicalymene'' *'' Gravicalymene'' *'' Limbocalymene'' *'' Linguocalymene'' *'' Liocalymene'' *'' Metacalymene'' *'' Neseuretinus'' *'' Neseuretus'' *'' Nipponocalymene'' *'' Onnicalymene'' *'' Papillicalymene'' *'' Paracalymene'' *'' Platycalymene'' *'' Pradoella'' *'' Protocalymene'' *'' Reacalymene'' *'' Reedocalymene'' *'' Salterocoryphe'' *'' Sarrabesia'' *'' Spathacalymene'' *'' Sthenarocalymene'' *'' Tapinocalymene'' *'' Thelecalymene'' *'' Vietnamia''


References

Calymenina Trilobite families {{Phacopida-stub