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Lejopyge laevigatus

Agnostida - Ptychagnostidae

Taxonomy
Battus laevigatus was named by Dalman (1828). It is not extant. It is the type species of Lejopyge.

It was recombined as Lejopyge laevigata by Hawle and Corda (1847); it was recombined as Agnostus laevigatus by Linnarsson (1869); it was recombined as Lejopyge laevigatus by Bruton et al. (1984).

Sister species lacking formal opinion data
L. seminula

Synonyms
  • Lejopyge calva was named by Robison (1964). It is not extant.

    It was synonymized subjectively with Lejopyge laevigata by Daily and Jago (1975).
Synonymy list
YearName and author
1847Lejopyge laevigata Hawle and Corda
1869Agnostus laevigatus Linnarsson
1964Lejopyge calva Robison
1984Lejopyge laevigatus Bruton et al.

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Ecdysozoa
—Panarthropoda
phylumArthropodaLatreille 1829
RankNameAuthor
subphylumArtiopoda(Hou and Bergstrom)
orderAgnostidaSalter 1864
suborderAgnostinaSalter 1864
superfamilyCondylopygoideaRaymond 1913
familyPtychagnostidaeKobayashi 1939
genusLejopygeHawle and Corda 1847
specieslaevigatus(Dalman 1828)

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.

†Lejopyge laevigatus Dalman 1828
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Invalid names: Lejopyge calva Robison 1964 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Entire body: yesg
Adult length: 1.0 to < 10g
Adult width: 1.0 to < 10g
Spines: noneg
Locomotion: slow-movingo
Life habit: epifaunalo
Diet: detritivoreo
Vision: blindf
Created: 2009-02-25 10:21:32
Modified: 2009-02-25 12:21:32
Source: g = genus, f = family, o = order
References: Hendy 2009, Kiessling 2004

Age range: base of the Zhanaarykian to the top of the Boomerangian or 503.00000 to 499.00000 Ma

Collections (59 total)


Time interval Ma Country or state Original ID and collection number
Cambrian538.8 - 485.4Norway (Hedmark) Lejopyge laevigata (192873 192874)
Middle Cambrian509.0 - 497.0Argentina (Mendoza) Lejopyge laevigata (9811)
Middle Cambrian509.0 - 497.0USA (Alaska) Lejopyge calva (64770) Lejopyge laevigata (64768 64772)
St Davids509.0 - 497.0Canada (British Columbia) Lejopyge calva (122017 122072)
Mayan504.5 - 499.5Russian Federation (Altai (Region)) Lejopyge laevigata (10060 10062)
Mayan504.5 - 499.5Russian Federation Lejopyge laevigata (10118)
Mayan504.5 - 499.5Kazakhstan (Balkhash) Lejopyge laevigata (118218)
Menevian504.5 - 499.5USA (Utah) Lejopyge calva (10572)
Marjumian504.5 - 497.0Greenland (Peary Land) Lejopyge laevigata (49435 49449 49454)
Wangcunian504.5 - 497.0China (Hunan) Lejopyge calva (49288 128333 128334 128335 128336 128338 128339)
Wangcunian - Guzhangian504.5 - 497.0China (Sichuan) Lejopyge laevigata (127067)
Zhanaarykian503.0 - 500.5Kazakhstan Lejopyge calva (9958 118102)
Boomerangian500.5 - 499.0Australia (Queenslandd) Lejopyge laevigata (225252)
Guzhangian500.5 - 497.0China (Sichuan) Lejopyge laevigata (127068 127070)
Guzhangian500.5 - 497.0Antarctica Lejopyge calva (227789)
Guzhangian500.5 - 497.0China (Hunan) Lejopyge laevigata (49169 49170 49172 49173 49174 49176 49292 49298 126304 126312 128342 128351 128354 128365 128366 128367) Lejopyge laevigata, Lejopyge calva (49166)
Ayusokkanian499.5 - 497.0Kazakhstan Lejopyge calva (118158 118164 118165) Lejopyge laevigata (9949 118177 118178 118179 118180 118181 118182 118186) Lejopyge laevigata, Lejopyge calva (9950)