Downie,C.

Author:
Downie,C.

Year:
1973

Title:
Observations on the nature of the acritarchs

Reference:

Downie,C. (1973) Observations on the nature of the acritarchs Palaeontology Vol. 16 # 2 P. 239- 259

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Genus	Species	Country(Region)	From	To
Sylvanidium	Sylvanidium	Nd	Late Ordovician
Synsphaeridium	Synsphaeridium sp	Scotland	Late Precambrian
Synsphaeridium	Synsphaeridium sp	Scotland	Torridonian
Tapajonites	Tapajonites	Nd	Middle Devonian	Early Carboniferous
Tasmanites	Tasmanites	Nd	Triassic	Tertiary
Tasmanites	Tasmanites sp	USA	Early Devonian
Tasmanites	Tasmanites sp	Nd	Middle Cambrian	Middle Triassic
Tectitheca	Tectitheca	Nd	Late Cambrian	Middle Ordovician
Tornacia	Tornacia	Nd	Early Carboniferous
Trachydiacrodium	Trachydiacrodium	Nd	Middle Cambrian	Early Ordovician
Triangulina	Triangulina	Nd	Late Gothlandian	Early Devonian
Triangulina	Triangulina sp	USA	Early Devonian
Unellium	Unellium	Nd	Late Devonian
Veryhachium	Veryhachium	Nd	Cambrian	Tertiary
Veryhachium	Veryhachium sp	England	Tremadocian
Visbysphaera	Visbysphaera	Nd	Early Gothlandian	Early Devonian
Visbysphaera	Visbysphaera sp	England	Silurian