Basic info Taxonomic history Classification Relationships
Morphology Ecology and taphonomy External Literature Search Age range and collections

Retiolitinae

Pterobranchia - Bireclinata - Retiolitidae

Taxonomy
Retiolitinae was named by Lapworth (1873). It is not extant. It was considered monophyletic by Melchin et al. (2011).

It was assigned to Retiolitidae by Lenz and Melchin (1987) and Melchin et al. (2011).

Synonymy list
YearName and author
1873Retiolitinae Lapworth
1987Retiolitinae Lenz and Melchin
2011Retiolitinae Melchin et al.

Is something missing? Join the Paleobiology Database and enter the data

RankNameAuthor
kingdomAnimalia()
Triploblastica
Nephrozoa
Deuterostomia
Ambulacraria
phylumHemichordataBateson 1885
classPterobranchiaLankester 1877
classGraptolithina(Bronn 1849)
Graptoloida
Eugraptoloida
RankNameAuthor
Reclinata
superorderPanbireclinata
orderBireclinata
infraorderAxonophora(Frech 1897)
infraorderNeograptinaStorch et al. 2011
superfamilyRetiolitoideaLapworth 1873
familyRetiolitidaeLapworth 1873
subfamilyRetiolitinaeLapworth 1873
subfamilyRetiolitinaeLapworth 1873

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
ReferenceDiagnosis
M. J. Melchin et al. 2011The first species that acquired a unistipular (aseptate)
biserial rhabdosome in the clade that contains Paramplexograptus
madernii and Retiolites geinitzianus and all its
descendants (Node 4, Figs 2 & 3).