Basic info Taxonomic history Classification Included Taxa
Morphology Ecology and taphonomy External Literature Search Age range and collections

Megalograptoidea

Eurypterida

Taxonomy
Megalograptoidea was named by Caster and Kjellesvig-Waering (1955). It is not extant. Its type is Megalograptus.

It was assigned to Eurypterina by Dunlop et al. (2020).

Subtaxa
Megalograptidae

Synonymy list
YearName and author
1955Megalograptoidea Caster and Kjellesvig-Waering
2020Megalograptoidea Dunlop et al. p. 20

Is something missing? Join the Paleobiology Database and enter the data

RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Ecdysozoa
—Panarthropoda
phylumArthropodaLatreille 1829
—Deuteropoda
subphylumChelicerataHeymons 1901
RankNameAuthor
—EuchelicerataWeygoldt and Paulus 1979
—Prosomapoda
—Planaterga
—Dekatriata
—SclerophorataKamenz et al. 2011
orderEurypteridaBurmeister 1843
suborderEurypterinaBurmeister 1843
superfamilyMegalograptoideaCaster and Kjellesvig-Waering 1955
superfamilyMegalograptoideaCaster and Kjellesvig-Waering 1955

If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.

Superfm. †Megalograptoidea Caster and Kjellesvig-Waering 1955
show all | hide all
Fm. †Megalograptidae Caster and Kjellesvig-Waering 1955
hide
G. †Echinognathus Walcott 1882
hide
†Echinognathus clevelandi Walcott 1882
G. †Megalograptus Miller 1874
hide
†Megalograptus alveolatus Shuler 1915
†Megalograptus ohioensis Caster and Kjellesvig-Waering 1964
†Megalograptus shideleri Caster and Kjellesvig-Waering 1964
†Megalograptus welchi Miller 1874
†Megalograptus williamsae Caster and Kjellesvig-Waering 1964
G. †Pentecopterus Lamsdell et al. 2015
hide
†Pentecopterus decorahensis Lamsdell et al. 2015
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Locomotion: actively mobileo
Life habit: nektobenthico
Diet: carnivoreo
Vision: well-developedo
Created: 2004-09-24 08:12:58
Modified: 2010-02-05 01:21:51
Source: o = order
Reference: Aberhan et al. 2004

Age range: base of the Darriwilian to the top of the Telychian or 467.30000 to 433.40000 Ma

Collections (11 total)


Time interval Ma Country or state Original ID and collection number
Darriwilian467.3 - 458.4USA (Iowa) Pentecopterus decorahensis (225212)
Caradoc458.4 - 449.5USA (Virginia) Megalograptus alveolatus (204960)
Katian453.0 - 445.2USA (New York) Echinognathus clevelandi (204767)
Katian453.0 - 445.2USA (Ohio) Megalograptus ohioensis (204962) Megalograptus shideleri (204963) Megalograptus welchi (204994) Megalograptus williamsae (204993)
Edenian451.0 - 450.2USA (Pennsylvania) Megalograptus sp. (34895)
Richmondian - Ashgill449.6 - 443.7USA (Ohio) Megalograptus sp. (392 393)
Telychian438.5 - 433.4France Megalograptidae indet. (26111)