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Tetragraptus headi

Pterobranchia - Graptoloidea - Phyllograptidae

Taxonomy

No taxonomic data are available

Sister species
T. acclinans, T. akzharensis, T. amii, T. bigsbyi, T. decipiens, T. insuetus, T. phyllograptoides, T. pseudobigsbyi, T. quadribrachiatus, T. reclinatus
Sister species lacking formal opinion data
T. chapmani, T. quadribachiatus, T. taraxacum

Synonymy list
No taxonomic opinions are available

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
—Ambulacraria
phylumHemichordataBateson 1885
classPterobranchiaLankester 1877
RankNameAuthor
subclassGraptolithina(Bronn 1849)
orderGraptoloideaLapworth 1875
suborderDichograptinaLapworth 1873
familyPhyllograptidae
genusTetragraptusSalter 1863
speciesheadi

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.

Diagnosis
No diagnoses are available
Measurements
No measurements are available
No ecological data are available

Age range: base of the Castlemainian to the top of the Volkhov or 471.30000 to 469.10000 Ma

Collections (3 total)


Time interval Ma Country or state Original ID and collection number
Castlemainian471.3 - 470.3New Zealand Tetragraptus headi (63284)
Volkhov471.3 - 469.1Lithuania Tetragraptus headi (207284)
Darriwilian469.4 - 458.2Canada (Quebec) Tetragraptus headi (174725)