Calymenidae

Calymenidae
Colpocoryphe grandis
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Arthropoda
Class:	†Trilobita
Order:	†Phacopida
Suborder:	†Calymenina
Family:	†Calymenidae Milne-Edwards, 1840

Calymenidae is a family of trilobites, containing the following genera:^[1]

References

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Trilobites

Taxonomy

Orders	Agnostida Asaphida Corynexochida Harpetida Redlichiida Lichida Phacopida Proetida Ptychopariida
Genera	List of trilobites

Geochronology

• Cambrian
• Ordovician
• Silurian
• Devonian
• Carboniferous
• Permian

Notable fossils

Earliest	Fritzapsis spp. Hupetina antiqua Lunagraulos Profallotaspis jakutensis Serrania gordaensis
Latest	Acropyge Cheiropyge Carniphillipsia Kathwaia Paraphillipsia Pseudophillipsia
First described	Calymene
Largest	Isotelus Hungioides
Smallest	Acanthopluerella

Notable trilobitologists

• Alexander von Humboldt
• Joachim Barrande
• Alfred Russel Wallace
• Charles Doolittle Walcott
• Charles Emerson Beecher
• Roderick Murchison
• Adam Sedgwick
• Rudolf Kaufmann
• Rudolf Richter & Emma Richter
• Martin Basse
• Niles Eldredge
• George Frederic Matthew
• Harry B. Whittington
• Brian D. E. Chatterton
• Richard Fortey
• Euan Clarkson
• Franco Rasetti
• Gregory D. Edgecombe
• Bruce S. Lieberman
• Gerald J. Kloc
• Gerhard K. B. Alberti
• Teiichi Kobayashi
• Johan Wilhelm Dalman

Paleobiology

• Cambrian explosion
• Cruziana
• Diplichnites
• Permian–Triassic extinction event
• Rusophycus
• Trilobite zone

Notable fossil sites

• Anti-Atlas Mountains
• Beecher's Trilobite Bed
• Burgess Shale
• Emu Bay Shale
• Gees, Gerolstein
• Hunsrück Slate
• Jince Formation
• Latham Shale
• Llandeilo Group
• Maotianshan Shales
• Silica Shale Formation
• Takaka Terrane
• Walcott–Rust quarry
• Wenlock Group
• Wheeler Shale
• Wolchov River
• Wren's Nest

Morphology

Exoskeleton	Tagmata Cephalon Thorax Pygidium Axial lobe Pleural lobe Terminology Cranidium Effacement Enrollment Facial sutures Fixigena Gena Genal angle Glabella Gonatoparian Heteronomous Homonomous Hypostome Isopygous Librigena Macropygous Micropygous Opisthoparian Proparian Prosopon Spinosity Subisopygous
Soft body parts	Appendages Digestive tract Internal organs Musculature Antennae Eyes Sensory pits

Category:Trilobites

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