Biology:Quadrisemicoscinium

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Quadrisemicoscinium
Temporal range: Emsian–Eifelian[1]
Scientific classification e
Domain: Eukaryota
Kingdom: Animalia
Phylum: Bryozoa
Class: Stenolaemata
Order: Fenestrata
Family: Semicosciniidae
Genus: Quadrisemicoscinium
Sepkoski, 2002

Quadrisemicoscinium is an extinct genus of fenestrate bryozoan, known from the Early Devonian period, of the family Semicosciniidae. It formed net-like colonies of relatively thick branches with two rows of autozooids per branch, supported by a vesicular skeleton.[2][3]

Species

Three species are recognized.[4]

  • (Nekhoroshev, 1926) (Troitzkaia, 1968)
  • Quadrisemicoscinium fungiforme †Quadrisemicoscinium alticarinatum
  • Plamenskaya, 1991 †Quadrisemicoscinium intermedium

References

  1. "Quadrisemicoscinium". Palaeobiology Database. https://paleobiodb.org/classic/checkTaxonInfo?taxon_no=25630. 
  2. Ernst, Andrej; Dorsch, Tobias; Keller, Martin (2011). "A bryozoan fauna from the Santa Lucia Formation (Lower–Middle Devonian) of Cantabrian Mountains, NW Spain". Facies 57 (2): 301–329. doi:10.1007/s10347-010-0238-9. 
  3. Ernst, Andrej (2012). "Diversity dynamics and evolutionary patterns of Devonian Bryozoa". Palaeobiodiversity and Palaeoenvironments 93. 
  4. Bock, P. (2022). "World List of Bryozoa. Quadrisemicoscinium Plamenskaya, 1991 †". WoRMS. World Register of Marine Species. http://www.marinespecies.org/aphia.php?p=taxdetails&id=1378341. 

Wikidata ☰ Q107268465 entry