Graptolithina
Species

Hormograptus densitubularis (Obut, 1960)

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Synonymy list
1960     Thallograptus densitubularis sp. nov. — Obut , pp. 146-147 , fig. 1:1-1a
Selection of related publications
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.
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Classification
Organism groupBiota
KingdomAnimalia
PhylumHemichordata
ClassPterobranchia
SubclassGraptolithina
FamilyWimanicrustidae
GenusHormograptus
Speciescervus
densitubularis
luhai
ramulus
sphaericola
References based on distribution