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
Netrelytron	Netrelytron trinetrum	England(Yorkshire)	Early Cretaceous
Oligosphaeridium	Oligosphaeridium vasiformum	England	Early Cretaceous
Pachysphaera	Pachysphaera pelagica	Arctic Ocean	Recent
Pareodinia	Pareodinia ceratophora	England	Late Jurassic
Polyedryxium	Polyedryxium bathyaster	Canada	Devonian
Protoarchaeosacculina	Protoarchaeosacculina atava	USSR
Prototrematosphaeridium	Prototrematosphaeridium holtedahlii	Norway	Nd
Spiniferites	Spiniferites	Nd	Nd
Tasmanites	Tasmanites newtonii	England	Early Jurassic
Veryhachium	Veryhachium trispinosum	Baltic	Ordovician
Xanthidium	Xanthidium	Nd	Nd