Hirmuse Formation | Stratigraphy | eMaapõu

Hirmuse Formation

General info

Belongs to	Baltic lithostratigraphy (Ordovician)
Type	lithostratigraphy
Rank	Formation
Scope	regional
Status	formal standard
Author	Grigelis
Year	1978
Etymon	Hirmuse, stream (E)
Original locality	River bed outcrop
Age (Ma)	Oandu Stage
Index	D_IIIH
Alt. index	O₃hr
Date changed	2014-09-02

Stratotypes

Locality	Type	From (m)1	To (m)2	Reference	Remarks
	holostratotype			Männil, Ralf & Rõõmusoks, 1984	River bed outcrop
Piilse 7909 borehole	hypostratotype	9.8	12.4	Põlma et al., 1988

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References (5)Specimens (229)Samples (54)

Quick search

Number	Name	Locality	Depth (m)	Stratigraphy	Image
GIT 675-1003	Sowerbyella (Sowerbyella)		16.55	Oandu Stage
GIT 675-988	Sowerbyella (Sowerbyella) uhakuana	Kiviõli trench		Kukruse Stage
GIT 675-987	Sowerbyella (Sowerbyella)	Piilse 7909 borehole	10.35	Oandu Stage
GIT 675-986	Sowerbyella (Sowerbyella)	Mullikamäe H-8 borehole	20.3	Oandu Stage
GIT 675-983	Plectambonitoidea	Ussimägi outcrop		Oandu Stage
GIT 675-981	Plectambonitoidea	Tõrremägi ditches		Oandu Stage
GIT 675-979	Sowerbyella (Sowerbyella)	Tõrremägi ditches		Oandu Stage
GIT 753-24	Plectodina	Ussimägi outcrop		Oandu Stage
GIT 753-23	Plectodina	Ussimägi outcrop		Oandu Stage
GIT 753-20	Amorphognathus complicatus	Virunurme 7721 borehole	18.4	Oandu Stage
GIT 753-18	Amorphognathus tvaerensis	Virunurme 7721 borehole	20.2	Oandu Stage
GIT 753-17	Amorphognathus	Ussimägi outcrop		Oandu Stage
GIT 753-16	Amorphognathus	Ussimägi outcrop		Oandu Stage
GIT 753-15	Amorphognathus	Virunurme 7721 borehole	19.58	Oandu Stage
GIT 753-14	Amorphognathus	Virunurme 7721 borehole	19.58	Oandu Stage
GIT 753-13	Amorphognathus	Virunurme 7721 borehole	19.95	Oandu Stage
GIT 753-8	Phragmodus undatus	Virunurme 7721 borehole	20.36	Oandu Stage
GIT 753-7	Phragmodus undatus	Virunurme 7721 borehole	20.36	Oandu Stage
GIT 753-6	Phragmodus undatus	Virunurme 7721 borehole	20.36	Oandu Stage
GIT 753-5	Icriodella superba	Ussimägi outcrop		Oandu Stage
GIT 753-4	Icriodella superba	Ussimägi outcrop		Oandu Stage
GIT 753-3	Icriodella superba	Ussimägi outcrop		Oandu Stage
GIT 753-2	Icriodella superba	Virunurme 7721 borehole	19.69	Oandu Stage
GIT 753-1	Icriodella superba	Ussimägi outcrop		Oandu Stage
GIT 525-853		Laeva 13 borehole	239.6	Jõhvi Substage

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