Sarjeant,W.A.S.

Author:
Sarjeant,W.A.S.

Year:
1967

Title:
The Xanthidia: The solving of a palaeontological problem.

Reference:

Sarjeant,W.A.S. (1967) The Xanthidia: The solving of a palaeontological problem. Mercian Geologist Vol. 2 # 3 P. 245- 266

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Genus	Species	Country(Region)	From	To
Pachysphaera	Pachysphaera pelagica	Arctic Ocean	Recent
Veryhachium	Veryhachium trispinosum	Baltic	Ordovician
Leiosphaeridia	Leiosphaeridia oelandica	Baltic	Ordovician
Leiofusa	Leiofusa navis	Baltic	Ordovician
Baltisphaeridium	Baltisphaeridium longispinosum	Baltic	Ordovician	Silurian
Polyedryxium	Polyedryxium bathyaster	Canada	Devonian
Cymatiosphaera	Cymatiosphaera cornifera	Canada	Devonian
Hystrichosphaera	Hystrichosphaera ramosa	E.Germany	Cretaceous
Gonyaulacysta	Gonyaulacysta whitei	England	Late Cretaceous
Gonyaulacysta	Gonyaulacysta palla	England	Early Cretaceous
Oligosphaeridium	Oligosphaeridium vasiformum	England	Early Cretaceous
Pareodinia	Pareodinia ceratophora	England	Late Jurassic
Dichadogonyaulax	Dichadogonyaulax schizoblata	England	Late Jurassic
Tasmanites	Tasmanites newtonii	England	Early Jurassic
Domasia	Domasia elongata	England	Silurian
Netrelytron	Netrelytron trinetrum	England(Yorkshire)	Early Cretaceous
Meiourogonyaulax	Meiourogonyaulax valensii	France	Middle Jurassic