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Cephoidea (stem sawfly)

Insecta - Hymenoptera

Taxonomy
Cephoidea was named by Newman (1834). It is extant. Its type is Cephus.

It was assigned to Symphyta by Sharkey (2007); to Unicalcarida by Heraty et al. (2011); and to Siricomorpha by Archibald and Rasnitsyn (2015).

Subtaxa
Cephidae, Sepulcidae

Synonymy list
YearName and author
1834Cephoidea Newman
2007Cephoidea Sharkey
2011Cephoidea Heraty et al.
2015Cephoidea Archibald and Rasnitsyn

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Ecdysozoa
—Panarthropoda
phylumArthropodaLatreille 1829
superclassHexapodaLatreille 1825
classInsecta
—Dicondylia
RankNameAuthor
—Paranotalia
subclassPterygota()
—NeopterygotaCrampton 1924
infraclassNeopteraMartynov 1923
—Holometabola
—Hymenopterida
orderHymenoptera
—Unicalcarida
superfamilyCephoidea
superfamilyCephoidea

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. Cephoidea Newman 1834 [stem sawfly]
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Fm. Cephidae Newman 1834 [stem sawfly]
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Subfm. Cephinae Newman 1834
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G. Cephus Latreille 1802
G. †Electrocephus Konow 1897
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G. Janus Stephens 1835
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†Janus disperditus Cockerell 1913
G. †Mesocephus Rasnitsyn 1968
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†Mesocephus brachycerus Kopylov and Rasnitsyn 2016
†Mesocephus leleji Kopylov and Rasnitsyn 2016
†Mesocephus sibiricus Rasnitsyn 1968
Subfm. †Cuspilonginae Kopylov and Rasnitsyn 2016
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G. †Cuspilongus Archibald and Rasnitsyn 2015
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†Cuspilongus cachecreekensis Archibald and Rasnitsyn 2015
†Cuspilongus ghilarovi Rasnitsyn 1988
Fm. †Sepulcidae Rasnitsyn 1968
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Subfm. †Ghilarellinae Rasnitsyn 1988
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G. †Ghilarella Rasnitsyn 1988
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†Ghilarella alexialis Kopylov and Rasnitsyn 2017
†Ghilarella elegantula Li et al. 2024
†Ghilarella kopylovi Li et al. 2024
†Ghilarella masculina Kopylov and Rasnitsyn 2017
†Ghilarella mercurialis Rasnitsyn 1988
†Ghilarella nivalis Rasnitsyn 1993
G. †Meiaghilarella Rasnitsyn and Martínez-Delclòs 2000
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†Meiaghilarella cretacica Rasnitsyn and Martínez-Delclòs 2000
Subfm. †Parapamphiliinae Rasnitsyn 1968
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G. †Micramphilius Rasnitsyn 1993
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†Micramphilius minutus Rasnitsyn 1993
†Micramphilius mirabilipennis Kopylov and Rasnitsyn 2017
†Micramphilius secundus Rasnitsyn 1993
G. †Pamparaphilius Rasnitsyn 1993
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†Pamparaphilius khasurtensis Kopylov and Rasnitsyn 2017
†Pamparaphilius mongolensis Rasnitsyn 1993
†Pamparaphilius semen Rasnitsyn 1993
†Pamparaphilius vitimicus Rasnitsyn 1993
G. †Parabakharius Rasnitsyn 1993
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†Parabakharius parvus Rasnitsyn 1993
G. †Parapamphilius Rasnitsyn 1968
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†Parapamphilius confusus Rasnitsyn 1968
G. †Shurabisca Rasnitsyn 1968
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†Shurabisca deteria Rasnitsyn 1993
†Shurabisca liassica Rasnitsyn 1968
G. †Yananphilius Jouault 2024
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Subfm. †Sepulcinae Rasnitsyn 1968
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G. †Sepulca Rasnitsyn 1968
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†Sepulca mirabilis Rasnitsyn 1968
†Sepulca mongolica Rasnitsyn 1993
G. †Sepulenia Rasnitsyn 1968
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†Sepulenia syricta Rasnitsyn 1968
Subfm. †Trematothoracinae Rasnitsyn 1988
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G. †Prosyntexis Sharkey 1990
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†Prosyntexis antennata Li et al. 2023
†Prosyntexis aristovi Li et al. 2023
†Prosyntexis gobiensis Rasnitsyn 1993
†Prosyntexis gouleti Sharkey 1990
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Invalid names: Prosyntexis legitima Martins-Neto 2007 [synonym]
†Prosyntexis lata Li et al. 2023
†Prosyntexis montsecensis Rasnitsyn and Ansorge 2000
†Prosyntexis okhotensis Rasnitsyn 1993
†Prosyntexis sennlaubi Jouault and Nel 2021
G. †Thoracotrema Rasnitsyn 1988
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†Thoracotrema caudatum Rasnitsyn 1988
†Thoracotrema mongolicum Rasnitsyn 1993
†Thoracotrema nebulosum Rasnitsyn 1993
†Thoracotrema obscuripenne Rasnitsyn 1993
†Thoracotrema oculatum Rasnitsyn 1988
†Thoracotrema vitimicum Rasnitsyn 1993
†Thoracotrema zonale Rasnitsyn 1993
G. †Trematothorax Rasnitsyn 1988
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†Trematothorax baissensis Rasnitsyn 1988
†Trematothorax brachyurus Kopylov and Rasnitsyn 2017
†Trematothorax clementsi Rasnitsyn and Jarzembowski 1998
†Trematothorax demeter Rasnitsyn and Kopylov 2014
†Trematothorax extravenosus Kopylov and Rasnitsyn 2017
†Trematothorax ingodensis Rasnitsyn 1993
†Trematothorax kasparyani Rasnitsyn and Kopylov 2014
†Trematothorax liaoningensis Zhang et al. 2001
†Trematothorax valdensis Rasnitsyn and Jarzembowski 1998
†Trematothorax zhangi Kopylov and Rasnitsyn 2017
Invalid names: Trematothoracoides Zhang et al. 2001 [synonym]
Subfm. †Xyelulinae Rasnitsyn 1993
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G. †Neoxyelula Rasnitsyn 1993
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†Neoxyelula micron Rasnitsyn 1993
†Neoxyelula obscura Rasnitsyn 1993
†Neoxyelula oligophlebia Rasnitsyn 1993
†Neoxyelula reducta Rasnitsyn 1993
G. †Onokhoius Rasnitsyn 1990
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†Onokhoius aculeatus Rasnitsyn 1993
†Onokhoius dubius Rasnitsyn 1990
†Onokhoius sogdianus Rasnitsyn 1993
†Onokhoius venustus Kopylov and Rasnitsyn 2017
G. †Xyelula Rasnitsyn 1969
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†Xyelula alexandri Rasnitsyn 2008
†Xyelula bakharensis Rasnitsyn 1993
†Xyelula benderi Rasnitsyn et al. 2003
†Xyelula hybrida Rasnitsyn 1969
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: chitinc
Environment: terrestrialc
Locomotion: actively mobilep
Created: 2017-04-17 09:56:18
Modified: 2017-04-17 09:56:18
Source: c = class, p = phylum
References: Bush and Bambach 2015, Kiessling 2004

Age range

Maximum range based only on fossils: base of the Sevatian to the top of the Late/Upper Eocene or 212.00000 to 33.90000 Ma
Minimum age of oldest fossil (stem group age): 205.6 Ma

Collections (58 total)


Time interval Ma Country or state Original ID and collection number
Sevatian212.0 - 205.6Germany Sepulenia sp. (123417)
Early/Lower Toarcian183.0 - 182.0Germany (Bavaria) Xyelula benderi (117794)
Early/Lower Toarcian183.0 - 182.0Germany (Mecklenburg-Vorpommern) Xyelula benderi (154298)
Early/Lower Toarcian183.0 - 182.0Germany (Niedersachsen) Xyelula benderi (154299)
Early/Lower Toarcian183.0 - 182.0Germany Xyelula benderi (114991)
Toarcian182.7 - 174.1Kyrgyzstan (Batken) Onokhoius sogdianus (105003) Sepulenia syricta, Shurabisca liassica (105124)
Toarcian182.7 - 174.1Germany Xyelula benderi (104056)
Toarcian182.7 - 174.1India (Andhra Pradesh) Xyelula alexandri (79229)
Aalenian174.1 - 170.3China (Shaanxi) Yananphilius peizhuangensis (222545)
Bajocian - Bathonian170.3 - 166.1Mongolia (Bayan-Khongor) Parabakharius parvus (124340) Xyelula bakharensis (114615)
Callovian - Oxfordian166.1 - 157.3Kazakhstan (Chimkent) Parapamphilius confusus (105970) Sepulca mirabilis (105971) Xyelula hybrida (113439)
Tithonian152.1 - 145.0Mongolia Sepulca mongolica (121393)
Tithonian152.1 - 145.0Mongolia (Dund-Gov’ Aymag) Onokhoius aculeatus (122321)
Late/Upper Berriasian145.0 - 140.2United Kingdom (England) Trematothorax sp., Trematothorax clementsi (176354)
Late/Upper Hauterivian136.4 - 130.0United Kingdom (England) Trematothorax valdensis (123451)
Hauterivian - Barremian132.9 - 125.0Mongolia (Bayankhongor) Neoxyelula reducta (113357)
Early/Lower Barremian130.0 - 125.45Spain Meiaghilarella cretacica (104052) Prosyntexis montsecensis (118913)
Late/Upper Barremian130.0 - 125.45China (Nei Mongol) Ghilarella elegantula (125656)
Late/Upper Barremian130.0 - 125.45China (Liaoning) Trematothoracoides liaoningensis (111725)
Aptian125.0 - 113.0Mongolia Ghilarella mercurialis (103657) Neoxyelula oligophlebia, Neoxyelula reducta, Mesocephus ghilarovi, Ghilarella mercurialis, Thoracotrema oculatum, Ghilarella alexialis (113355) Pamparaphilius mongolensis (121713) Thoracotrema mongolicum (121711) Thoracotrema nebulosum (124341) Thoracotrema obscuripenne, Thoracotrema zonale (113356) Trematothorax gobiensis, Thoracotrema nebulosum (113359)
Aptian125.0 - 113.0Russian Federation (Chita) Onokhoius dubius (138072)
Aptian125.0 - 113.0Russian Federation (Buryatia) Ghilarella masculina (118216) Mesocephus sibiricus (105536) Micramphilius minutus (125413) Micramphilius secundus (125795) Micramphilius sp., Onokhoius sp., Pamparaphilius khasurtensis, Micramphilius mirabilipennis, Trematothorax zhangi, Trematothorax brachyurus, Trematothorax extravenosus, Ghilarella sp. (113350) Neoxyelula micron (122549) Pamparaphilius vitimicus, Micramphilius secundus (119498) Shurabisca deteria, Micramphilius minutus (119441) Thoracotrema vitimicum (122547) Trematothorax baissensis (105969) Trematothorax sp., Ghilarella sp., Trematothorax kasparyani, Trematothorax demeter, Micramphilius mirabilipennis, Onokhoius venustus (113349)
Late/Upper Aptian122.46 - 113.0Brazil (Ceará) Prosyntexis gouleti (122352 122553 122557 227841) Prosyntexis legitima (104659) Prosyntexis sennlaubi (215116)
Early/Lower Aptian121.4 - 122.46Russian Federation (Chita) Neoxyelula obscura (114316)
Early/Lower Aptian121.4 - 122.46Russian Federation Pamparaphilius semen, Trematothorax ingodensis (123220)
Early/Lower Cenomanian99.6 - 93.5Myanmar Prosyntexis aristovi, Prosyntexis lata, Prosyntexis antennata (165561)
Late/Upper Coniacian89.3 - 85.8Russian Federation (Khabarovsk) Ghilarella nivalis (123528)
Early/Lower Campanian83.5 - 70.6Russian Federation (Tenkinskii) Trematothorax okhotensis, Thoracotrema caudatum, Mesocephus leleji, Mesocephus brachycerus (105375)
Ypresian56.0 - 47.8Canada (British Columbia) Cephinae indet. (119948) Cuspilongus cachecreekensis (103205)
Priabonian38.0 - 33.9Poland Electrocephus stralendorffi (152578)
Late/Upper Eocene37.2 - 33.9USA (Colorado) Janus disperditus (140149)