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Lichenalia concentrica (Hall, 1851)

Lichenalia concentrica
Lichenalia concentrica

Scientific Classification

Kingdom: Animalia
Phylum: Bryozoa
Class: Stenolaemata
Order: Cryptostomata
Family: Rhinoporidae
Genus: Lichenalia
Species: Lichenalia concentrica (Hall, 1851)

Information

Geological Range

Middle Devonian

Paleogeographic Distribution

Wisconsin

Stratigraphic Occurrences

Milwaukee Formation
Berthelet Member

References

Hall (1852): p. 171.

Bassler (1906): p. 61.

Bassler (1911): p. 168.

Gass et al. (2019): p. 47, fig. 39.

Remarks

From Bassler (1911, p. 168): “The thin, unilaminate zoaria, large zooecia (averaging 0.5 mm. in their longer diameter), and the meandering surface canals, are characters making these species easily recognized.”

Online Resources

Biodiversity Heritage Library

Media

Images

Photograph of fossil of Lichenelia concentrica (MPM P28180)
Lichenalia concentrica from the Milwaukee Fm. (Berthelet Mbr.) of Milwaukee County, Wisconsin (MPM P28180).

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