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Pycnogonida (sea spider)


Pycnogonida was named by Latreille (1810). It is extant.

It was assigned to Chelicerata by Siveter et al. (2004) and Nielsen (2012); and to Arthropoda by Sepkoski (2002) and Dunlop et al. (2020).

Synonymy list
YearName and author
1810Pycnogonida Latreille
1853Arachnopoda Dana
2002Pycnogonida Sepkoski
2004Pycnogonida Siveter et al. p. 978
2012Pycnogonida Nielsen p. 240 figs. Fig. 44.2
2020Pycnogonida Dunlop et al. p. 4

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EubilateriaAx 1987
phylumArthropodaLatreille 1829
classPycnogonidaLatreille 1810
classPycnogonidaLatreille 1810

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.

Cl. Pycnogonida Latreille 1810 [sea spider]
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G. †Cambropycnogon Waloszek and Dunlop 2002
Cambropycnogon klausmuelleri Waloszek and Dunlop 2002
G. †Flagellopantopus Poschmann and Dunlop 2006
Flagellopantopus blocki Poschmann and Dunlop 2006
G. †Haliestes Siveter et al. 2004
Haliestes dasos Siveter et al. 2004
Fm. †Palaeoisopodidae Dubinin 1957
G. †Palaeoisopus Broili 1928
G. †Palaeomarachne Rudkin et al. 2013
Palaeomarachne granulata Rudkin et al. 2013
Fm. †Palaeopantopodidae Hedgpeth 1955
G. †Palaeopantopus Broili 1929
Palaeopantopus maucheri Broili 1929
Palaeothea devonica Bergstroem et al. 1980
Or. Pantopoda Gerstaecker 1863
Fm. Ammotheidae Dohrn 1881
Invalid names: Ammothellidae Fry 1978 [synonym], Ephyrogymnidae Fry 1978 [synonym], Eurycididae Sars 1891 [synonym], Oorhynchidae Schimkewitsch 1913 [synonym], Paranymphonidae Fry 1978 [synonym], Sericosuridae Fry 1978 [synonym], Tanystylidae Shimkevich 1913 [synonym], Trygaeidae Fry 1978 [synonym]
Fm. Ascorhynchidae Hoek 1881
G. Eurycyde Schiödte 1857
Eurycyde golem Sabroux et al. 2019
Fm. Callipallenidae Hilton 1942
Invalid names: Cheilapallenidae Fry 1978 [synonym], Clavigeropallenidae Fry 1978 [synonym], Hannonidae Fry 1978 [synonym], Metapallenidae Fry 1978 [synonym], Pallenidae Wilson 1878 [synonym], Queubidae Fry 1978 [synonym], Stylopallenidae Fry 1978 [synonym]
Fm. Colossendeidae Jarzynsky 1870
Subfm. Colossendeinae Jarzynsky 1870
G. †Colossopantopodus Charbonnier et al. 2007
Colossopantopodus boissinensis Charbonnier et al. 2007
Colossopantopodus nanus Sabroux et al. 2019
Invalid names: Pasithoidae Sars 1891 [synonym], Rhopalorhynchidae Fry 1978 [synonym]
Fm. Endeidae Norman 1904
G. †Palaeoendeis Charbonnier et al. 2007
Palaeoendeis elmii Charbonnier et al. 2007
Fm. †Palaeopycnogonididae Sabroux et al. 2023
G. †Palaeopycnogonides Charbonnier et al. 2007
Palaeopycnogonides gracilis Charbonnier et al. 2007
Fm. Phoxichilidiidae Sars 1891
Invalid names: Anoplodactylidae Fry 1978 [synonym], Phoxiphilyridae Fry 1978 [synonym]
Invalid names: Austrodecidae Stock 1954 [empty], Nymphonidae Wilson 1878 [empty], Pallenopsidae Fry 1978 [empty], Pycnogonidae Wilson 1878 [empty], Rhynchothoracidae Thompson 1909 [empty]
G. †Pentapantopus Kühl et al. 2013
Pentapantopus vogteli Kühl et al. 2013
Invalid names: Arachnopoda Dana 1853 [synonym], Palaeoisopoda [empty]
No diagnoses are available
No measurements are available
Locomotion: actively mobilec
Life habit: epifaunalc
Diet: carnivorec
Vision: limitedc
Created: 2010-02-15 04:21:13
Modified: 2010-02-15 06:22:33
Source: c = class
Reference: Aberhan et al. 2004

Age range

Maximum range based only on fossils: base of the Wenlock to the top of the Early/Lower Tithonian or 433.40000 to 145.00000 Ma
Minimum age of oldest fossil (stem group age): 427.4 Ma

Collections (8 total)

Time interval Ma Country or state Original ID and collection number
Wenlock433.4 - 427.4United Kingdom Haliestes dasos (68060)
Early/Lower Emsian409.1 - 402.5Germany (Gemuenden) Palaeothea devonica (26903)
Early/Lower Emsian409.1 - 402.5Germany Palaeoisopus problematicus, Palaeopantopus maucheri (26904 230899) Pycnogonida indet., Flagellopantopus blocki, Pentapantopus vogteli (163371)
Early/Lower Callovian164.7 - 161.2France Pantopoda indet., Colossopantopodus boissinensis, Palaeopycnogonides gracilis, Pycnogonites pantopodes (58221)
Early/Lower Tithonian150.8 - 145.0Germany Eurycyde golem (121197)
Early/Lower Tithonian150.8 - 145.0Germany (Bayern) Colossopantopodus nanus (139551)