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Terropterus

Eurypterida - Lanarkopteridae

Discussion

Mixopterid characterized by retaining two spines on the fourth podomere of prosomal appendage III, longest spines (normally three in number) on each of the following podomeres: III-5, III-6 evenly arranged, nearly the same length, interlaced by other moderately long and short spines; appendage II short, with several pairs of spines at the distal end; appendages IV and V bearing slim and long spines at the end of each podomere, almost parallel to the direction in which the end of the limb is pointing.

Taxonomy
Terropterus was named by Wang et al. (2021). It is not extant. Its type is Terropterus xiushanensis. It was considered monophyletic by Wang et al. (2021).

It was assigned to Mixopteridae by Wang et al. (2021); and to Lanarkopteridae by Lamsdell (2025).

Species
T. xiushanensis (type species)

Synonymy list
YearName and author
2021Terropterus Wang et al.
2025Terropterus Lamsdell

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
EcdysozoaAguinaldo et al. 1997
Panarthropoda
phylumArthropodaGravenhorst 1843
Deuteropoda
RankNameAuthor
subphylumChelicerataHeymons 1901
orderEurypteridaHuxley 1857
suborderEurypterinaNovojilov 1962
infraorderDiploperculata
superfamilyCarcinosomatoideaStoermer 1934
familyLanarkopteridaeTollerton 1989
genusTerropterus

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.

G. †Terropterus Wang et al. 2021
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Terropterus xiushanensis Wang et al. 2021
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: Telychian or 438.60000 to 432.90000 Ma

Collections (2 total)


Time interval Ma Country or state Original ID and collection number
Telychian438.6 - 432.9China (Chongqing ) T. xiushanensis (225096)
Telychian438.6 - 432.9China (Hubei) T. sp. (225099)