MarBEF Data System - ERMS - Astemma Örsted, 1843

ERMS name details

Astemma Örsted, 1843

AphiaID

147040 (urn:lsid:marinespecies.org:taxname:147040)

Classification

Status

unaccepted > junior homonym (Astemma Lepeletier & Serville, 1825 (urn:lsid:irmng.org:taxname:1277216))

Accepted name

Cephalothrix Örsted, 1843

Rank

Genus

Type taxon

none (type not designated)

Parent

Cephalotrichidae McIntosh, 1874

Original name

Astemma Örsted, 1843

Direct children (3)

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Species Astemma filiformis (Johnston, 1828) accepted as Cephalothrix filiformis (Johnston, 1828) (unaccepted > superseded combination)
Species Astemma longum Örsted, 1843 accepted as Cephalothrix linearis (Rathke, 1799) (unaccepted > junior subjective synonym)
Species Astemma rufifrons (Johnston, 1837) accepted as Cephalothrix rufifrons (Johnston, 1837) (unaccepted > superseded combination)

Environment

marine, ~~brackish~~, ~~fresh~~, ~~terrestrial~~

Fossil range

recent only

Original description

Örsted, A. S. (1843). Forsog til en ny Classification af Planarierne (Planariea Dugès) grundet paa mikroskopisk-anatomiske Undersogelser. <em>Naturhistorisk Tidsskrift.</em> 4(8): 519–581., available online at https://www.biodiversitylibrary.org/page/2323275 [details]

Taxonomic citation

Norenburg, J.; Chernyshev, A.; Kajihara, H.; Maslakova, S. (2025). World Nemertea Database. Astemma Örsted, 1843. Accessed through: Costello, M.J.; Bouchet, P.; Boxshall, G.; Arvanitidis, C.; Appeltans, W. (2025) European Register of Marine Species at: http://www.marbef.org//www.marbef.org/data/aphia.php?p=taxdetails&id=147040 on 2026-05-13

Regional species database citation

Costello, M.J.; Bouchet, P.; Boxshall, G.; Arvanitidis, C.; Appeltans, W. (2026). European Register of Marine Species. Astemma Örsted, 1843. Accessed at: http://marbef.org/data/aphia.php?p=taxdetails&id=147040 on 2026-05-13

Taxonomic edit history

Date

action

2005-03-01 14:19:17Z

created

Gibson, Raymond

2012-05-04 16:10:10Z

changed

Norenburg, Jon

2024-05-09 13:50:05Z

changed

Norenburg, Jon

2024-06-07 02:30:34Z

changed

Norenburg, Jon

Licensing

The webpage text is licensed under a Creative Commons Attribution 4.0 License

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Sources (1)

original description Örsted, A. S. (1843). Forsog til en ny Classification af Planarierne (Planariea Dugès) grundet paa mikroskopisk-anatomiske Undersogelser. <em>Naturhistorisk Tidsskrift.</em> 4(8): 519–581., available online at https://www.biodiversitylibrary.org/page/2323275 [details]