Genus

Gymnograptus Bulman, 1953

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Selection of related publications

Maletz, J., Ahlberg, P., Lundberg, F. 2020. Ordovician graptolite biostratigraphy of the Röstånga-2 drill core (Scania, southern Sweden). GFF 142, 3, 206-222. DOI:10.1080/11035897.2020.1739743

Goldman, D., Nõlvak, J., Maletz, J. 2015. Middle to Late Ordovician graptolite and chitinozoan biostratigraphy of the Kandava-25 drill core in western Latvia. GFF 137, 3, 197-211. DOI:10.1080/11035897.2015.1021375

Ulst, R., Gailite, L., Yakovleva, V. 1982. Ordovik Latvii. pp. 1-294. Zinatne.

Männil, Ralf 1976. Distribution of graptoloids in the Ordovician carbonate rocks of the East Baltic area.Graptolites and Stratigraphy , pp. 105-118. Academy of Sciences of Estonian SSR. Institut of Geology.

Rõõmusoks, A. 1970. Stratigraphy of the Viruan Series (Middle Ordovician) in Northern Estonia, I. pp. 1-346. Valgus.

Obut, A. M. 1960. Correlation of some parts of Estonian Ordovician and Silurian deposits according to graptolites. ENSV TA Geoloogia Instituudi uurimused V, 143-157.

Jaanusson, V. 1960. Graptoloids from the Ontikan and Viruan (Ordov.) limestones of Estonia and Sweden. Bulletin of the Geological Institutions of the University of Uppsala 38, 289-366.

List of species

1. Gymnograptus ejuncidus (Berry, 1964) | Darriwilian

2. Gymnograptus linnarssoni (Moberg, 1896) | Lasnamägi Stage→Uhaku Stage

Classification

Organism group	Biota
Kingdom	Animalia
Phylum	Hemichordata
Class	Pterobranchia
Subclass	Graptolithina
Order	Graptoloidea
Suborder	Axonophora
Infraorder	Neograptina
Family	Dimorphograptidae
	Normalograptidae
Genus	Gymnograptus
Species	ejuncidus
	linnarssoni
Genus	Haddingograptus
	Oelandograptus
	Proclimacograptus
	Prolasiograptus
	Reteograptus
	Undulograptus

References based on distribution

Obut, 1960 667.9 - 668 Lasnamägi Stage
Obut, 1960 Gnilno 4 borehole, Pihkva Oblast 443 - Lasnamägi Stage
Rõõmusoks, 1970a Lasnamägi Lasnamägi Stage
Jaanusson, 1960a Vikarbyn
Jaanusson, 1960a Gotska Sandön borehole 149.05 - 150.05
Jaanusson, 1960a Oslo depression
Ulst et al., 1982 Uhaku Stage
Männil, Ralf, 1976 Kandava 25 borehole Uhaku Stage
Goldman et al., 2015a Kandava 25 borehole Uhaku Stage
Maletz et al., 2020 Röstånga-2 borehole Darriwilian