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Didymograptina

Pterobranchia - Graptoloidea

Taxonomy
Didymograptina was named by Lapworth (1875).

It was assigned to Graptoloidea by Bulman (1970), Toro (1993), Vento et al. (2012).

Synonymy list
YearName and author
1875Didymograptina Lapworth
1970Didymograptina Bulman p. V118
1993Didymograptina Toro p. 71
2012Didymograptina Vento et al. p. 351

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
—Ambulacraria
phylumHemichordataBateson 1885
RankNameAuthor
classPterobranchiaLankester 1877
subclassGraptolithina(Bronn 1849)
orderGraptoloideaLapworth 1875
suborderDidymograptinaLapworth 1875
suborderDidymograptinaLapworth 1875

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.

Subor. †Didymograptina Lapworth 1875
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Fm. †Abrograptidae Mu 1958
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G. †Parabrograptus Mu and Qiao 1962
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†Parabrograptus tribrachiatus Mu and Qiao 1962
Fm. †Corynoididae Bulman 1944
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G. †Corynites
Fm. †Nemagraptidae Lapworth 1873
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Invalid names: Tangyagraptus [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: "sclero-protein"c
Locomotion: passively mobileo
Life habit: planktonico
Diet: suspension feedero
Vision: blindc
Created: 2004-02-28 15:07:12
Modified: 2009-05-19 07:15:15
Source: o = order, c = class
References: Aberhan 1992, Aberhan et al. 2004

Age range: base of the Blackhillsian to the top of the Eastonian or 475.30000 to 449.00000 Ma

Collections (51 total)


Time interval Ma Country or state Original ID and collection number
Blackhillsian475.3 - 471.3USA (California) Didymograptina indet. (77106)
Darriwilian469.4 - 458.2New Zealand Retiograptus latus, Retiograptus speciosus (63958) Retiograptus latus, Retiograptus speciosus, Retiograptus geinitzianus (63957) Retiograptus speciosus (63966 63970)
Lasnamagi461.4 - 459.7Sweden Abrograptus sp. (2933)
Early/Lower Llandeilo461.1 - 458.2Norway Retiograptus sp. (2950)
Llandeilo461.1 - 458.2China (GanSu) Amphigraptus sp., Reteograptus sp., Syndyograptus sp. (8553) Reteograptus sp. (8549)
Llandeilo461.1 - 458.2China (JiangXi) Abrograptus sp. (7761)
Llandeilo461.1 - 458.2China (ZheJiang) Abrograptus sp., Dinemagraptus sp., Parabrograptus sp. (7770)
Llandeilian - Caradoc461.1 - 449.5USA (Alaska) Retiograptus geinitzianus (114860)
Costonian458.2 - 457.2Argentina Reteograptus sp. (8874)
Costonian - Harnagian458.2 - 457.2China (Shaanxi) Reteograptus sp. (8535)
Costonian - Longvillian458.2 - 455.0Venezuela (Merida Andes) Amphigraptus sp. (8858)
Sandbian458.2 - 452.8Russian Federation (Siberia) Reteograptus geinitzianus (206162 206163)
Gisbornian458.2 - 452.3New Zealand Retiograptus geinitzianus (63444 63956) Retiograptus sp. (63445) Retiograptus speciosus (63965) Retiograptus speciosus, Retiograptus geinitzianus (63961 63967)
Gisbornian458.2 - 452.3Argentina Amphigraptus sp. (9035)
Gisbornian458.2 - 452.3USA (Idaho) Reteograptus geinitzianus (145228 145331)
Caradoc458.2 - 449.5USA (Alaska) Retiograptus geinitzianus (114850 114853)
Caradoc458.2 - 449.5Canada (Yukon) Retiograptus geinitzianus (114856)
Caradoc458.2 - 449.5Canada (British Columbia) Parabrograptus tribrachiatus (25169) Retiograptus geinitzianus (25170)
Late/Upper Ordovician458.2 - 443.1USA (Alaska) Retiograptus geinitzianus (111711 111713)
Blackriveran457.3 - 449.6USA (New York) Reteograptus sp. (328)
Katian - Hirnantian452.8 - 443.1Russian Federation (Siberia) Reteograptus sp. (205663)
Eastonian452.3 - 449.0USA (Idaho) Reteograptus pulcherrimus (145474 145478 145480)
Ashgill449.5 - 443.1China (Gansu) Retiograptus sp. (23586)
Ashgill449.5 - 443.1Canada (Northwest Territories and Yukon) Reteograptus sp. (403)
Ashgill449.5 - 443.1China (ZheJiang) Reteograptus sp. (7793)
Wufeng - Rawtheyan449.4 - 445.2China (Sichuan) Tangyagraptus sp. (5337 7654)
Wufeng - Rawtheyan449.4 - 445.2China (AnHui) Reteograptus sp. (7847)
Wufeng - Rawtheyan449.4 - 445.2China (JiangXi) Reteograptus sp., Tangyagraptus sp. (7748)
Wufeng - Rawtheyan449.4 - 445.2China (Hubei) Tangyagraptus sp. (4688)
Wufeng - Rawtheyan449.4 - 445.2China (Guizhou) Tangyagraptus sp. (5134)
Wufeng - Hirnantian449.4 - 443.1China (Hubei) Tangyagraptus sp. (7721)
Cautleyan - Rawtheyan449.2 - 445.2China (Sichuan) Reteograptus sp. (7252)
Cautleyan - Hirnantian449.2 - 443.1China (GanSu) Reteograptus sp. (8557 8569)