Plagiochasma (echinoderm)

Plagiochasma
Scientific classification
Kingdom: Animalia
Phylum: Echinodermata
Class: Echinoidea
Family: †Pygaulidae
Genus: †Plagiochasma
Pomel, 1883
Species

See text

Plagiochasma is an extinct echinoderm genus in the family Pygaulidae.[1]

Species include:

  • Plagiochasma cruciferum (Morton, 1830); Paleocene of Denmark, Belgium, The Netherlands, Trinidad and the United States
  • Plagiochasma faringdonense (Wright, 1875); Lower Greensand, Upper Aptian, Early Cretaceous of UK
  • Plagiochasma olfersii (L. Agassiz, 1836); Hauterivian, Early Cretaceous of France and Switzerland
  • Plagiochasma saurai Forner i Valls, 2016; Barremian, Early Cretaceous of Spain
  • Plagiochasma texanum Smith & Rader, 2009; Lower Albian, Texas, USA

References

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