Family

Isograptidae Harris, 1933

Selection of related publications

Maletz, J., Ahlberg, P. 2021. Dapingian to lower Darriwilian (Middle Ordovician) graptolite biostratigraphy and correlation of the Krapperup drill core, Scania, Sweden. GFF 143, 1, 16-39. DOI:10.1080/11035897.2020.1822439

Maletz, J. 2011. Scandinavian Isograptids (Graptolithina, Isograptidae): Biostratigraphy and Taxonomy. Proceedings of the Yorkshire Geological Society 58, 4, 267-280. DOI:10.1144/pygs.58.4.295

Mitchell, C. E., Maletz, J. 1995. Proposal for adoption of the base of the Undulograptus austrodentatus Biozone as a global Ordovician stage and series boundary level. Lethaia 28, 4, 317-331. DOI:10.1111/j.1502-3931.1995.tb01822.x

List of species

1. Arienigraptus balticus Maletz et Ahlberg, 2021 | Darriwilian

2. Arienigraptus delicatus Maletz & Ahlberg, 2021 | Darriwilian

3. Arienigraptus tau (Harris, 1933) | Dapingian→Darriwilian

4. Arienigraptus zheijangensis Yu et Fang, 1981 | Darriwilian

5. Isograptus mobergi Maletz, 2011 | Dapingian

6. Isograptus rigidus Maletz, 2011

7. Isograptus spjeldnaesi Maletz, 2011

8. Pseudisograptus angel Jenkins, 1982 | Ordovician

9. Pseudisograptus janus (Cooper et Ni, 1986) | Darriwilian

10. Pseudisograptus koi Cooper & Ni, 1986 | Darriwilian

11. Pseudisograptus manubriatus (Harris, 1933) | Dapingian→Darriwilian

Klassificering

Organism group	Biota
Kingdom	Animalia
Phylum	Hemichordata
Class	Pterobranchia
Subclass	Graptolithina
Order	Graptoloidea
Suborder	Glossograptina
Family	Glossograptidae
	Isograptidae
Subfamily	Arienigraptinae
	Isograptinae
Genus	Cardiograptus
	Oncograptus
	Parisograptus
	Proncograptus
unranked	Procardiograptus