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Diplagnostidae ✝

Source Data
SourceIDLink
Global Biodiversity Information Facility ID (GBIF)4639528https://www.gbif.org/species/4639528
PaleoBioDB ID (PBDB)82588https://paleobiodb.org/classic/checkTaxonInfo?taxon_no=82588
Rankfamily
Taxonomy (GBIF,PBDB)Life : Animalia : Arthropoda : Trilobita : Agnostida : Diplagnostidae
Taxonomic Status (GBIF)accepted
Classification
(PBDB,GBIF)
RankNameAuthor
-Eukaryota
-OpisthokontaCavalier-Smith 1987
kingdomAnimalia
-Bilateria
-EubilateriaAx 1987
-ProtostomiaGrobben 1908
-Ecdysozoa
-Panarthropoda
phylumArthropodaLatreille 1829
subphylumMandibulata
classTrilobitaWalch 1771
orderAgnostidaSalter 1864
superfamilyAgnostoideaM'Coy 1849
familyDiplagnostidaeWhitehouse 1936
Scientific NameDiplagnostidae
Opinions (PBDB)
NameRankOpinionEvidenceAuthor
Diplagnostidaefamilybelongs to Agnostidastated with evidenceWhittington et al., 1997
Diplagnostidaefamilybelongs to Agnostidastated without evidenceBao and Jago, 2000
Diplagnostidaefamilybelongs to Agnostoideastated with evidenceBruton and Harper, 2000
Status (PBDB)extinct
Taxon Size (PBDB)82
First Recorded Appearance513 - 505 Ma
Cambrian
Last Recorded Appearance479 - 468 Ma
Ordovician
Environmentmarine (based on Trilobita)
Motilityslow-moving (based on Agnostida)
Visionblind
Dietdetritivore (based on Agnostida)
Ontogenymolting,addition of parts (based on Trilobita)
Ecospace CommentsBODY SIZE: Based on component genera; 3 of 3 genera share 1 to < 10 width, inconsistent length.
Taphonomylow Mg calcite, chitin (based on Trilobita)
Primary Reference (PBDB)J.-S. Bao and J.B. Jago. 2000. Late Late Cambrian trilobites from near Birch Inlet, south-western Tasmania. Palaeontology 43(5):881-917

Fossil Distribution

Subtaxa

NameStatusCommon Name(s)Fossil OccurrencesOldestYoungest
Diplagnostinae
subfamily
listed (PBDB)
Acadagnostus
genus
accepted (GBIF)
listed (PBDB)
5513 Ma
Cambrian
485 Ma
Cambrian
Agnostotes
genus
accepted (GBIF)
listed (PBDB)
25501 Ma
Cambrian
499 Ma
Cambrian
Baltagnostus
genus
accepted (GBIF)
listed (PBDB)
49513 Ma
Cambrian
501 Ma
Cambrian
Denagnostus
genus
doubtful (GBIF)
listed (PBDB)
2501 Ma
Cambrian
501 Ma
Cambrian
Diplagnostus
genus
accepted (GBIF)
listed (PBDB)
52513 Ma
Cambrian
501 Ma
Cambrian
Iniospheniscus
genus
accepted (GBIF)
listed (PBDB)
2513 Ma
Cambrian
513 Ma
Cambrian
Linguagnostus
genus
accepted (GBIF)
listed (PBDB)
45513 Ma
Cambrian
501 Ma
Cambrian
Litagnostus
genus
accepted (GBIF)
listed (PBDB)
21501 Ma
Cambrian
485 Ma
Cambrian
Machairagnostus
genus
accepted (GBIF)
listed (PBDB)
13497 Ma
Cambrian
485 Ma
Cambrian
Nahannagnostus
genus
accepted (GBIF)
listed (PBDB)
43505 Ma
Cambrian
499 Ma
Cambrian
Oedorhachis
genus
accepted (GBIF)
listed (PBDB)
12513 Ma
Cambrian
501 Ma
Cambrian
Oidalagnostus
genus
accepted (GBIF)
listed (PBDB)
36513 Ma
Cambrian
501 Ma
Cambrian
Pseudagnostina
genus
accepted (GBIF)No associated record in PBDB
Pseudagnostus
genus
accepted (GBIF)
listed (PBDB)
551513 Ma
Cambrian
485 Ma
Cambrian
Pseudoglyptagnostus
genus
accepted (GBIF)No associated record in PBDB
Sulcatagnostus
genus
accepted (GBIF)No associated record in PBDB
Xestagnostus
genus
accepted (GBIF)
listed (PBDB)
3501 Ma
Cambrian
501 Ma
Cambrian

Synonymy List

YearName and Author
1936Diplagnostidae Whitehouse
1997Diplagnostidae Whittington et al. p. 362
2000Diplagnostidae Bao and Jago pp. 887, 892
2000Diplagnostidae Bruton and Harper

References

Bao J.-S., Jago J.B. (2000) Late Late Cambrian trilobites from near Birch Inlet, south-western Tasmania, Palaeontology 43 5, 881-917
Whittington H. B., Chatterton B. D. E., et al (1997) Trilobita. Introduction, Order Agnostina, Order Redlichiida. Volume 1, Treatise on Invertebrate Paleontology O, 1-530
Bruton D. L., Harper D. A. T. (2000) A mid-Cambrian shelly fauna from Ritland, western Norway and its palaeogeographical implications, Bulletin of the Geological Society of Denmark 47, 29-51
Benton, M.J. (ed). (1993). The Fossil Record 2. Chapman & Hall, London, 845 pp. - via The Interim Register of Marine and Nonmarine Genera
SN2000: Brands, S. J. (compiler) 1989-2005. Systema Naturae 2000. Amsterdam, The Netherlands (2006 version). Available online at http://sn2000.taxonomy.nl/. - via The Interim Register of Marine and Nonmarine Genera
extinct group - via The Interim Register of Marine and Nonmarine Genera
Data courtesy of: PBDB: The Paleobiology Database, Creative Commons CC-BY licenced. , GBIF: the Global Biodiversity Information Facility, various licences, iDigBio, various licences, and EOL: The Encyclopedia of Life (Open Data Public Domain). Because fossils are made of minerals too!
Data courtesy of: PBDB: The Paleobiology Database, Creative Commons CC-BY licenced. , GBIF: the Global Biodiversity Information Facility, various licences, iDigBio, various licences, and EOL: The Encyclopedia of Life (Open Data Public Domain). Because fossils are made of minerals too!
 
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