Worthenia

Worthenia is an extinct genus of sea snail found in the fossil record. This genus is primarily found in rocks formed during the Devonian to Triassic periods (416-200 Ma) from the central areas of North America. Worthenia was named for the paleontologist Amos Henry Worthen, who lived from 1813-1888.[4]

Worthenia
Temporal range:
Worthenia cf. tabulata
Scientific classification
Kingdom:
Animalia
Phylum:
Mollusca
Class:
Gastropoda
Superfamily:
†Trochonematoidea
Family:
†Lophospiridae[1]

Kues & Batten, 2001 [2]
Genus:
†Worthenia

Worthenia species have a "turban-shaped shell in which a raised ridge follows the margin of the whorls. Small nodes occur along the ridge, and the opening of the shell is oval and large."[5]

References
Wikispecies has information related to Worthenia.
  1. "Lophospiridae (Family)". BayScience Foundation, Inc. Retrieved 5 November 2010.
  2. Kues S. & Batten R. L. (2001). "Middle Pennsylvanian gastropods from the Flechado Formation, north-central New Mexico". Journal of Paleontology 75(1, supp): 1-95.
  3. de Koninck L. G. (1883). "Faune du calcaire carbonifère de la Belgique, 4e partie, Gastéropodes (suite en fin)". Musée Royale d’Historie Naturelle Belgique Annales, Série Paléontoloque 8: 1-240. page 64.
  4. National Audubon Society Field Guide to Fossils (408)
  5. "Worthenia." Encyclopædia Britannica. 2010. Encyclopædia Britannica Online. 04 Nov. 2010.


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