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Pentazonia was named by Brandt (1833). It is extant.

It was assigned to Diplopoda by Hoffman (1969); to Helminthomorpha by Štamberg and Zajíc (2008); and to Chilognatha by Shear and Edgecombe (2010).

Synonymy list
YearName and author
1833Pentazonia Brandt
1969Pentazonia Hoffman p. 584
2008Pentazonia Štamberg and Zajíc p. 84
2010Pentazonia Shear and Edgecombe p. 181

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EubilateriaAx 1987
phylumArthropodaLatreille 1829
DignathaTiegs 1947
subclassDiplopodaGervais 1844
infraclassPentazoniaBrandt 1833
infraclassPentazoniaBrandt 1833

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.

Infracl. Pentazonia Brandt 1833
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Or. Glomeridesmida Cook 1895
Fm. Glomeridesmidae Latzel 1884
G. Glomeridesmus Gervais 1844
Superor. Oniscomorpha Pocock 1887
Or. †Amynilyspedida Hoffman 1969
Fm. †Amynilyspedidae Hoffman 1969
G. †Amynilyspes Scudder 1882
Amynilyspes crescens Fritsch 1899
Amynilyspes fatimae Racheboeuf et al. 2004
Amynilyspes springhillensis Copeland 1957
Amynilyspes typicus Fritsch 1899
Amynilyspes wortheni Scudder 1882
Fm. †Sphaerherpestidae Fritsch 1899
G. †Glomeropsis Fritsch 1895
Glomeropsis crassa Fritsch 1899
Glomeropsis magna Fritsch 1899
Glomeropsis multicarinata Fritsch 1899
Glomeropsis ovalis Fritsch 1895
Or. Glomerida Cook 1895
Fm. Glomerididae Leach 1815
G. Glomeris Latreille 1802
Glomeris denticulata Menge 1854
G. Hyleoglomeris Verhoeff 1910
Hyleoglomeris groehni Wesener 2019
Invalid names: Sphaerotheriida Brandt 1833 [empty]
Or. †Zosterogrammida Wilson 2005
Fm. †Zosterogrammidae Wilson 2005
G. †Casiogrammus Wilson 2005
Casiogrammus ichthyeros Wilson 2005
G. †Purkynia Fritsch 1899
Purkynia lata Fritsch 1899
G. †Zosterogrammus Wilson 2005
No diagnoses are available
No measurements are available
Locomotion: actively mobilep
Created: 2004-02-29 09:38:49
Modified: 2004-02-29 11:38:49
Source: p = phylum
Reference: Kiessling 2004

Age range

Maximum range based only on fossils: base of the Wenlock to the top of the Langhian or 433.40000 to 13.82000 Ma
Minimum age of oldest fossil (stem group age): 427.4 Ma

Collections (17 total)

Time interval Ma Country or state Original ID and collection number
Wenlock433.4 - 427.4United Kingdom (South Lanarkshire) Casiogrammus ichthyeros (155868)
Westphalian A318.7 - 316.9Canada (Nova Scotia) Amynilyspes sp. (28069) Amynilyspes springhillensis (155664)
Westphalian B316.9 - 314.6United Kingdom (England) Amynilyspes sp. (105060)
Moscovian315.2 - 307.0Czech Republic (Pilsen) Amynilyspes typicus, Amynilyspes crescens, Glomeropsis ovalis, Glomeropsis crassa, Glomeropsis magna, Purkynia lata (128574)
Westphalian D309.8 - 307.5USA (Illinois) Amynilyspes wortheni (155941) Amynilyspes wortheni, Sphaerotheriida indet., Oniscomorpha indet. (112638) Zosterogrammus stichostethus (112630)
Stephanian B301.5 - 301.0France Amynilyspes fatimae (122490 161212)
Early/Lower Cenomanian99.6 - 93.5Myanmar Glomerida indet. (172900) Glomerida indet., Glomeridesmidae indet. (184444 184692)
Priabonian38.0 - 33.9Poland Glomeris denticulata (120811)
Priabonian38.0 - 33.9Russian Federation (Kaliningrad) Hyleoglomeris groehni (110735 206315)
Burdigalian - Langhian20.44 - 13.82Dominican Republic Glomeridesmus sp. (122472)