World Register of Introduced Marine Species (WRiMS)

Traits taxon details

Janua Saint-Joseph, 1894

AphiaID

129631 (urn:lsid:marinespecies.org:taxname:129631)

Classification

Status

accepted

Rank

Genus

Type taxon

Spirorbis pagenstecheri Quatrefages, 1866 accepted as Janua heterostropha (Montagu, 1803) (type by monotypy)

Parent

Januini Knight-Jones, 1978

Original name

Janua Saint-Joseph, 1894

Synonymised names

Spirorbis (Janua) · unaccepted (objective synonym)

Direct children (8)

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Species Janua bilineata (Schmidt, 1951) †
Species Janua heterostropha (Montagu, 1803)
Subgenus Janua (Dexiospira) Caullery & Mesnil, 1897 accepted as Neodexiospira Pillai, 1970 ( Dexiospira genus is a junior homonym, its synonym Neodexiospira replaces it)
1. Species Janua (Dexiospira) marioni (Caullery & Mesnil, 1897) accepted as Spirorbis marioni Caullery & Mesnil, 1897 represented as Spirorbis (Spirorbis) marioni Caullery & Mesnil, 1897 (superseded recombination)
2. Species Janua (Dexiospira) pagenstecheri (Quatrefages, 1866) accepted as Janua heterostropha (Montagu, 1803) (subjective synonym)
Species Janua brasiliensis (Grube, 1872) accepted as Neodexiospira brasiliensis (Grube, 1872) (superseded recombination)
Species Janua corrugatus (Montagu, 1803) accepted as Spirorbis corrugatus (Montagu, 1803) (superseded subsequent combination)
Species Janua pagenstecheri (Quatrefages, 1866) accepted as Janua heterostropha (Montagu, 1803) (subjective synonym)

Environment

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

Fossil range

recent only

Original description

Saint-Joseph, Arthur d'Anthoine de. (1894). Les Annélides polychètes des côtes de Dinard. Troisième Partie. Annales des sciences naturelles, Paris, Série 7. 17: 1-395, plates I-XIII., available online at https://biodiversitylibrary.org/page/35662416
page(s): 260; note: brief comment in a key establishing Janua for Spirorbis pagenstecheri [details]

Taxonomic citation

Read, G.; Fauchald, K. (Ed.) (2025). World Polychaeta Database. Janua Saint-Joseph, 1894. Accessed through: Marine Species Traits editorial board (2025) Marine Species Traits at: https://www.marinespecies.org/traits/aphia.php?p=taxdetails&id=129631 on 2025-05-05

Thematic species database citation

Marine Species Traits editorial board (2025). Marine Species Traits. Janua Saint-Joseph, 1894. Accessed at: https://marinespecies.org/traits/aphia.php?p=taxdetails&id=129631 on 2025-05-05

Taxonomic edit history

Date

action

2004-12-21 15:54:05Z

created

Bellan, Gérard

2006-07-17 10:41:03Z

changed

Vanden Berghe, Edward

2008-03-04 06:49:09Z

changed

Decock, Wim

2008-03-26 11:36:43Z

changed

Fauchald, Kristian

2023-11-29 22:04:14Z

changed

Gil, João

[taxonomic tree]

original description Saint-Joseph, Arthur d'Anthoine de. (1894). Les Annélides polychètes des côtes de Dinard. Troisième Partie. Annales des sciences naturelles, Paris, Série 7. 17: 1-395, plates I-XIII., available online at https://biodiversitylibrary.org/page/35662416
page(s): 260; note: brief comment in a key establishing Janua for Spirorbis pagenstecheri [details]

basis of record Bellan, G. (2001). Polychaeta, in: Costello, M.J. et al. (Ed.) (2001). European register of marine species: a check-list of the marine species in Europe and a bibliography of guides to their identification. Collection Patrimoines Naturels. 50: 214-231. (look up in IMIS) [details]

additional source Fauchald, K. (1977). The polychaete worms, definitions and keys to the orders, families and genera. Natural History Museum of Los Angeles County: Los Angeles, CA (USA), Science Series. 28:1-188., available online at http://www.vliz.be/imisdocs/publications/123110.pdf [details]

Present

Inaccurate

Introduced: alien

Containing type locality

Definitions

[show lower level...]

To European Nucleotide Archive, ENA (Janua)
To Genbank
To ITIS