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
Goniosphaeridium	Goniosphaeridium	Nd	Late Ordovician	Late Gothlandian
Gorgonisphaeridium	Gorgonisphaeridium	Nd	Late Gothlandian	Early Carboniferous
Helios	Helios	Nd	Late Gothlandian	Devonian
Helosphaeridium	Helosphaeridium	Nd	Late Gothlandian
Hemibaltisphaeridium	Hemibaltisphaeridium	Nd	Early Gothlandian	Early Devonian
Hidasia	Hidasia	Nd	Early Tertiary
Holothuriadeigma	Holothuriadeigma	Nd	Middle Gothlandian
Impluviculus	Impluviculus	Nd	Early Cambrian
Leiofusa	Leiofusa	Nd	Late Cambrian	Early Permian
Leiofusa	Leiofusa	England	Late Cambrian	Early Permian
Leiosphaeridia	Leiosphaeridia sp	Scotland	Early Cambrian
Leiovalia	Leiovalia	Nd	Middle Ordovician
Leoniella	Leoniella	Nd	Late Gothlandian	Early Devonian
Lophodiacrodium	Lophodiacrodium	Nd	Middle Cambrian	Early Ordovician
Lunulidia	Lunulidia	Nd	Late Cambrian
Maranhites	Maranhites	Nd	Late Gothlandian	Devonian
Metaleiofusa	Metaleiofusa	Nd	Early Jurassic