Graptolithina
Species

Spirograptus spiralis (Geinitz, 1842)

Synonymy list
1842     Graptolithus spiralis — Geinitz , pp. 700 , fig. 10:26-27
1876     Monograptus spiralis — Lapworth , pp. 359 , fig. XIII 4 g,h
1913     Monograptus spiralis (Geinitz) — Elles et Wood , pp. 475-476 , fig. 48:7a-d
1932     Monograptus spiralis (Geinitz) — Bulman , pp. 13-14 , fig. 6:15-16
1945     Spirograptus spiralis spiralis (Geinitz) — Přibyl , pp. 6-9 , fig. 1:1-4; 5:1-3
1947     Monograptus spiralis (Geinitz) — Ruedemann , pp. 487-488 , fig. 87:15
1966     Oktavites spiralis (Geinitz) — Obut et Sobolevskaya , pp. 41-42 , fig. 7:8; 8:1
1975     Monograptus spiralis spiralis (Geinitz) — Berry et Murphy , pp. 59 , fig. 5:1-2
Selection of related publications
Kaljo, D. (ed) 1970. The Silurian of Estonia. pp. 1-343. Valgus.
Classification
Organism groupBiota
KingdomAnimalia
PhylumHemichordata
ClassPterobranchia
SubclassGraptolithina
OrderGraptoloidea
SuborderAxonophora
FamilyMonograptidae
GenusSpirograptus
Speciesguerichi
spiralis
turriculatus
References based on distribution