''Pleurodictyum'' is an extinct genus of

tabulate coral Tabulata, commonly known as tabulate corals, are an order of extinct forms of coral. They are almost always colonial, forming colonies of individual hexagonal cells known as corallites defined by a skeleton of calcite, similar in appearance to ...

s, characterized by polygonal

corallite A corallite is the skeletal cup, formed by an individual stony coral polyp, in which the polyp sits and into which it can retract. The cup is composed of aragonite, a crystalline form of calcium carbonate, and is secreted by the polyp. Corallit ...

s. Colonies commonly encrust hard substrates such as rocks, shells and

carbonate hardgrounds Carbonate hardgrounds are surfaces of synsedimentarily cemented carbonate layers that have been exposed on the seafloor (Wilson and Palmer, 1992). A hardground is essentially, then, a lithified seafloor. Ancient hardgrounds are found in limestone ...

Distribution

Fossils of ''Pleurodictyum'' have been found in:''Pleurodictyum''
at

Fossilworks Fossilworks is a portal which provides query, download, and analysis tools to facilitate access to the Paleobiology Database The Paleobiology Database is an online resource for information on the distribution and classification of fossil animals ...

.org ;Silurian Argentina, Australia, Bolivia, Tajikistan, and the United States (Kentucky, Wisconsin) ;Devonian Algeria, Australia, Bolivia, Brazil, Canada (Ontario), China, Colombia (

Floresta Formation The Floresta Formation ( es, Formación Floresta, Df) is a geological formation of the Altiplano Cundiboyacense in the Eastern Ranges of the Colombian Andes. The sequence of siltstones, shales, coquinas and sandstone beds dates to the Devonian per ...

Altiplano Cundiboyacense The Altiplano Cundiboyacense () is a high plateau located in the Eastern Cordillera of the Colombian Andes covering parts of the departments of Cundinamarca and Boyacá. The altiplano corresponds to the ancient territory of the Muisca. The Alti ...

), the Czech Republic, France, Germany, Luxembourg, New Zealand, South Africa, Spain, Tajikistan, Turkey, the United Kingdom, United States (Indiana, Kentucky, Michigan, New York, Ohio, Pennsylvania, Tennessee), and Venezuela ;Carboniferous Czech Republic, Mexico, and the United States (Georgia)

References

Tabulata Prehistoric Hexacorallia genera Devonian animals of Africa Devonian animals of Asia Paleozoic animals of Australia Devonian animals of Europe Carboniferous animals of Europe Silurian animals of North America Devonian animals of North America Carboniferous animals of North America Devonian Canada Carboniferous Mexico Silurian United States Devonian United States Carboniferous United States Fossils of Georgia (U.S. state) Devonian animals of South America Silurian Argentina Silurian Bolivia Devonian Bolivia Devonian Brazil Devonian Colombia Fossils of Colombia Silurian first appearances Late Devonian animals Carboniferous extinctions Fossil taxa described in 1829 Paleozoic life of Ontario Floresta Formation {{Devonian-animal-stub