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Punctaconchus

Punctaconchus
Temporal range: Mid Jurassic
Punctaconchus ampliporus.jpg
Punctaconchus ampliporus Vinn and Taylor, 2007 from the Bathonian, White Limestone Formation, Foss Cross Quarry, Gloucestershire, UK.
Scientific classification
Kingdom: Animalia
Phylum: incertae sedis
Class: Tentaculita
Order: Microconchida
Genus: Punctaconchus
Vinn and Taylor, 2007

Punctaconchus is a genus of microconchid tubeworms. Their tubes have large pores (punctae) penetrating the tube wall. Tubes lumen is covered by ripplemark−like transverse ridges. Punctaconchus occurs in the Middle Jurassic of England and France.


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Wikipedia

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