Biology:Glomerula

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Short description: Genus of annelid worms

Glomerula
Temporal range: 199–0 Ma[1]
Jurassic - present
Glomerula gordialis.jpg
Glomerula gordialis from the Upper Cretaceous of Germany
Scientific classification e
Domain: Eukaryota
Kingdom: Animalia
Phylum: Annelida
Clade: Pleistoannelida
Subclass: Sedentaria
Order: Sabellida
Family: Sabellidae
Subfamily: Sabellinae
Genus: Glomerula
Brünnich Nielsen, 1931
Species
  • Glomerula piloseta
  • Glomerula gordialis
  • Glomerula serpentina
  • Glomerula lombricus
  • Glomerula plexus
Glomerula piloseta, longitudinal section of the tube

Glomerula is a genus of polychaete worm in the family Sabellidae. It differs from all other Sabellidae in having a calcareous tube and spinose setae. Only one living species, G. piloseta, is known from Lizard Island, Great Barrier Reef, Australia. [2] The oldest fossils of Glomerula are known from the Early Jurassic[1] and their tube microstructure has remained unchanged since then.[3]

References

  1. 1.0 1.1 Jäger, M. (2004). "Serpulidae und Spirorbidae (Polychaeta sedentaria) aus Campan und Maastricht von Norddeutschland, den Niederlanden, Belgien und angrenzenden Gebieten". Geologisches Jahrbuch A 157: 121–249. 
  2. Perkins, T.H. (1991). "Calcisabella piloseta, new genus and species of Sabellinae (Polychaeta: Sabellidae)". Bulletin of Marine Science 48 (2): 261–267. 
  3. Vinn, O.; ten Hove, H.A.; Mutvei, H. (2008). "On the tube ultrastructure and origin of calcification in sabellids (Annelida, Polychaeta)". Palaeontology 51 (2): 295–301. doi:10.1111/j.1475-4983.2008.00763.x. 

Wikidata ☰ Q2153277 entry