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Pseudisograptus hastatus

Pterobranchia - Graptoloidea - Glossograptidae

Taxonomy
Isograptus hastatus was named by Harris (1933) [= Didymograptus manubriatus T. S. Hall (pars), T. S. Hall, Proc. Roy. Soc. Vict., vol. 27 (n.s.), 1914, p. 108, pl. 17, fig. 13, non fig. 12. D. manubriatus Keble and Benson, Trans. N.Z. Inst., vol. 59, 1929, p. 853, pl. 104, fig. 8. Didymograptus manubriatus T. S. Hall (pars), T. S. Hall, Proc. Roy. Soc. Vict., vol. 27 (n.s.), 1914, p. 108, pl. 17, fig. 13, non fig. 12. D. manubriatus Keble and Benson, Trans. N.Z. Inst., vol. 59, 1929, p. 853, pl. 104, fig. 8. Didymograptus manubriatus T. S. Hall (pars), T. S. Hall, Proc. Roy. Soc. Vict., vol. 27 (n.s.), 1914, p. 108, pl. 17, fig. 13, non fig. 12. D. manubriatus Keble and Benson, Trans. N.Z. Inst., vol. 59, 1929, p. 853, pl. 104, fig. 8. Didymograptus manubriatus T. S. Hall (pars), T. S. Hall, Proc. Roy. Soc. Vict., vol. 27 (n.s.), 1914, p. 108, pl. 17, fig. 13, non fig. 12. D. manubriatus Keble and Benson, Trans. N.Z. Inst., vol. 59, 1929, p. 853, pl. 104, fig. 8. Didymograptus manubriatus T. S. Hall (pars), T. S. Hall, Proc. Roy. Soc. Vict., vol. 27 (n.s.), 1914, p. 108, pl. 17, fig. 13, non fig. 12. D. manubriatus Keble and Benson, Trans. N.Z. Inst., vol. 59, 1929, p. 853, pl. 104, fig. 8. Didymograptus manubriatus T. S. Hall (pars), T. S. Hall, Proc. Roy. Soc. Vict., vol. 27 (n.s.), 1914, p. 108, pl. 17, fig. 13, non fig. 12. = Didymograptus manubriatus Keble and Benson 1929, Trans. N.Z. Inst., vol. 59]. It is not extant.

It was recombined as Pseudisograptus hastatus by Cooper (1979).

Sister species lacking formal opinion data
P. dumosus, P. manubriatus

Synonymy list
YearName and author
1933Isograptus hastatus Harris p. 104 figs. 33, 34
1979Pseudisograptus hastatus Cooper

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
—Ambulacraria
phylumHemichordataBateson 1885
classPterobranchiaLankester 1877
RankNameAuthor
subclassGraptolithina(Bronn 1849)
orderGraptoloideaLapworth 1875
suborderGlossograptinaJaanuson 1960
familyGlossograptidaeLapworth 1873
subfamilyKalpinograptinaeQiao 1977
genusPseudisograptus
specieshastatus(Harris 1933)

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.

†Pseudisograptus hastatus Harris 1933
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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 et al. 2004, Aberhan 1992

Age range: base of the Castlemainian to the top of the Yapeenian or 471.30000 to 469.40000 Ma

Collections (8 total)


Time interval Ma Country or state Original ID and collection number
Castlemainian471.3 - 470.3New Zealand Pseudisograptus hastatus (63196 63284 63285)
Yapeenian470.3 - 469.4New Zealand Pseudisograptus hastatus (63200 63201 63362 63367 63370)