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BETA TEST - Fossil data and pages are very much experimental and under development. Please report any problems

Acutiramus

Source Data
SourceIDLink
Global Biodiversity Information Facility ID (GBIF)Not linked to a GBIF record.
PaleoBioDB ID (PBDB)18948https://paleobiodb.org/classic/checkTaxonInfo?taxon_no=18948
Rankgenus (PBDB)
Taxonomy (PBDB)Life : Animalia : Arthropoda : Xiphosura : Eurypterida : Pterygotidae : Acutiramus
Classification
(PBDB,GBIF)
RankNameAuthor
-Eukaryota
-OpisthokontaCavalier-Smith 1987
kingdomAnimalia
-Bilateria
-EubilateriaAx 1987
-ProtostomiaGrobben 1908
-Ecdysozoa
-Panarthropoda
phylumArthropodaLatreille 1829
subphylumChelicerataHeymons 1901
-EuchelicerataWeygoldt and Paulus 1979
-ProsomapodaLamsdell 2013
classXiphosura
orderXiphosuridaLatreille 1802
-PlanatergaLamsdell 2013
-DekatriataLamsdell 2013
-SclerophorataKamenz et al. 2011
orderEurypteridaBurmeister 1843
familyPterygotidaeClarke and Ruedemann 1912
genusAcutiramus
Opinions (PBDB)
NameRankOpinionEvidenceAuthor
Acutiramussubgenusbelongs to Pterygotusstated with evidenceKjellesvig-Waering and Caster, 1955
Acutiramusgenusbelongs to Eurypteridasecond handSepkoski, 2002
Acutiramusgenusbelongs to Pterygotidaestated with evidenceDunlop et al., 2013
Status (PBDB)extinct
Taxon Size (PBDB)2
First Recorded Appearance426 - 423 Ma
Silurian
Last Recorded Appearance411 - 408 Ma
Early/Lower Devonian
Motilityactively mobile (based on Eurypterida)
Visionwell-developed (based on Eurypterida)
Dietcarnivore (based on Eurypterida)
Primary Reference (PBDB)J. J. Sepkoski, Jr. 2002. A compendium of fossil marine animal genera. Bulletins of American Paleontology 363:1-560

Fossil Distribution

Subtaxa

NameStatusCommon Name(s)Fossil OccurrencesOldestYoungest
Acutiramus floweri
species
listed (PBDB)1426 Ma
Silurian
426 Ma
Silurian

Synonymy List

YearName and Author
1955Pterygotus (Acutiramus) Kjellesvig-Waering and Caster p. 1046
2002Acutiramus Sepkoski, Jr.
2013Acutiramus Dunlop et al.

References

Sepkoski, Jr. J. J. (2002) A compendium of fossil marine animal genera, Bulletins of American Paleontology 363, 1-560
Kjellesvig-Waering E. N., Caster K. E. (1955) The Pterygotidae of the Silurian Vernon Shales of New York, Journal of Paleontology 29, 1041-1047
Dunlop J. A., Penney D., et al (2013) A summary list of fossil spiders and their relatives, The World Spider Catalog, version 14.0. American Museum of Natural History
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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