Glyptoria

Glyptoria
Scientific classification
Kingdom:	Animalia
Phylum:	Brachiopoda
Class:	Rhynchonellata
Order:	†Protorthida
Family:	†Protorthidae
Genus:	†Glyptoria

Glyptoria is a genus of protorthid brachiopod with a ventral spondylium.[1] It is characterized by a free apical plate in the ventral valve interior and a distinctive coarse, lamellose ornament.[2]

References

Williams, Alwyn; Brunton, C.H.C.; Carlson, S.J.; et al. (1997–2007). Roger L. Kaesler (1997–2006); Paul Selden (2007) (eds.). Part H, Brachiopoda (Revised). Treatise on Invertebrate Paleontology. Boulder, CO; Lawrence, KS: Geological Society of America.
Arthur, Cooper (March 1976). "Lower Cambrian Brachiopods from the Rift Valley (Israel and Jordan)". Journal of Paleontology. 50 (2): 269–289. JSTOR 1303495.

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[1] Williams, Alwyn; Brunton, C.H.C.; Carlson, S.J.; et al. (1997–2007). Roger L. Kaesler (1997–2006); Paul Selden (2007) (eds.). Part H, Brachiopoda (Revised). Treatise on Invertebrate Paleontology. Boulder, CO; Lawrence, KS: Geological Society of America.

[2] Arthur, Cooper (March 1976). "Lower Cambrian Brachiopods from the Rift Valley (Israel and Jordan)". Journal of Paleontology. 50 (2): 269–289. JSTOR 1303495.