Downie,C.

Author:
Downie,C.

Year:
1969

Title:
Palynology of the Chuaria Shales of the Grand Canyon.

Reference:

Downie,C. (1969) Palynology of the Chuaria Shales of the Grand Canyon. Four Corners Geological Society,5th Field Conference. Geology and Natural History of the Canyon. P. 121- 122

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Genus	Species	Country(Region)	From	To
Leioligotriletes	Leioligotriletes crassus	Arizona	Late Precambrian	Early Cambrian
Leioligotriletum	Leioligotriletum bistrovii	Arizona	Late Precambrian	Early Cambrian
Mycteroligotriletes	Mycteroligotriletes marmoratus	Arizona	Late Precambrian	Early Cambrian
Ocridoligotriletes	Ocridoligotriletes kryshtofovichii	Arizona	Late Precambrian	Early Cambrian
Protoleiosphaeridium	Protoleiosphaeridium wimanii	Arizona	Late Precambrian	Early Cambrian
Protosphaeridium	Protosphaeridium ace	Arizona	Late Precambrian	Early Cambrian
Protosphaeridium	Protosphaeridium densum	Arizona	Late Precambrian	Early Cambrian
Protosphaeridium	Protosphaeridium flexuosum	Arizona	Late Precambrian	Early Cambrian
Protosphaeridium	Protosphaeridium patelliforme	Arizona	Late Precambrian	Early Cambrian
Protosphaeridium	Protosphaeridium rigidulum	Arizona	Late Precambrian	Early Cambrian
Stenozonoligotriletes	Stenozonoligotriletes sachsensis	Arizona	Late Precambrian	Early Cambrian
Stenozonoligotriletes	Stenozonoligotriletes validus	Arizona	Late Precambrian	Early Cambrian
Trachyoligotriletes	Trachyoligotriletes incrassatus	Arizona	Late Precambrian	Early Cambrian
Trachyoligotriletes	Trachyoligotriletes laminaritus	Arizona	Late Precambrian	Early Cambrian
Trachyoligotriletes	Trachyoligotriletes minutus	Arizona	Late Precambrian	Early Cambrian
Trachyoligotriletes	Trachyoligotriletes nevelensis	Arizona	Late Precambrian	Early Cambrian
Trachyoligotriletes	Trachyoligotriletes obsuletes	Arizona	Late Precambrian	Early Cambrian