IRMNG - Geragnostus Howell, 1935 †

IRMNG taxon details

Geragnostus Howell, 1935 †

IRMNG_ID

1345629 (urn:lsid:irmng.org:taxname:1345629)

Classification

Status

accepted

Rank

Genus

Parent

Sphaeragnostidae †

Synonymised names

Novoagnostus Nielsen, 1997 † · unaccepted (Treated as subgenus)

Direct children (11)

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Species Geragnostus bavarinus †
Species Geragnostus crassus Tjernvik, 1956 †
Species Geragnostus explanatus Tjernvik, 1956 †
Species Geragnostus howelli Troedsoon, 1937 †
Species Geragnostus huarpensis †
Species Geragnostus jahrelensis †
Species Geragnostus kobayashii †
Species Geragnostus lepidus Tjernvik, 1956 †
Species Geragnostus microcephalus †
Species Geragnostus sidenbladhi (Linnarsson, 1869) †
Species Geragnostus wimani †

Environment

marine

Fossil range

fossil only

Original description

J. Paleont., 9
page(s): 231 [details]

Taxonomic citation

IRMNG (2021). Geragnostus Howell, 1935 †. Accessed at: https://www.irmng.org/aphia.php?p=taxdetails&id=1345629 on 2026-03-30

Taxonomic edit history

Date

action

2006-09-20 22:00:00Z

created

Rees, Tony

2011-12-31 23:00:00Z

changed

Rees, Tony

[taxonomic tree]

[clear cache]

Sources (7)
Notes (1)

original description J. Paleont., 9
page(s): 231 [details]

basis of record Neave, S. A. and successors. (1939-2004). Nomenclator Zoologicus, vols. 1-10 online. [developed by uBio, hosted online at MBLWHOI Library]. Previously at http://ubio.org/NomenclatorZoologicus/ (URL no longer current). , available online at https://insecta.bio.spbu.ru/z/nomenclator_zoologicus_PDF.htm [details]

basis of record Brands, S. J. (compiler). (1989-2005). Systema Naturae 2000. Amsterdam, The Netherlands (2006 version). Originally available online at http://sn2000.taxonomy.nl/; for current information, refer http://taxonomicon.taxonomy.nl/ProjectDescription.aspx . [details]

name verified source Neave, S. A. and successors. (1939-2004). Nomenclator Zoologicus, vols. 1-10 online. [developed by uBio, hosted online at MBLWHOI Library]. Previously at http://ubio.org/NomenclatorZoologicus/ (URL no longer current). , available online at https://insecta.bio.spbu.ru/z/nomenclator_zoologicus_PDF.htm [details]

current name source Brands, S. J. (compiler). (1989-2005). Systema Naturae 2000. Amsterdam, The Netherlands (2006 version). Originally available online at http://sn2000.taxonomy.nl/; for current information, refer http://taxonomicon.taxonomy.nl/ProjectDescription.aspx . [details]

extant flag source extinct group [details]

original description (of Novoagnostus Nielsen, 1997 †) Nielsen, A. T. (1996). A review of Ordovician agnostid genera (Trilobita). <em>Transactions of the Royal Society of Edinburgh: Earth Sciences.</em> 87(4): 463-501., available online at https://doi.org/10.1017/s0263593300018150 [details]

Unreviewed

Descriptive info Fossil according to SN2000. Marine, fossil: Ordovician (Sepkoski 2002) [details]