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Hystrichosphaerina

General Description Stratigraphy Literature Notes Species

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Age range (in million years)

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Image	Name	Original Description
	anthophora	Cookson, I.C. and Eisenack, A. (1958)
	calatha	Sarjeant, W.A.S. (1961a)
	*neuquina*	Quattrocchio, M.E. and Volkheimer, W. (1983)
	*turonica*	Alberti, G. (1961)
	*varians*	May, F.E. (1980)
	*crusta*	Dodekova, L. (1992)
	*schindewolfii*	Alberti, G. (1961)
	sarjeantii	Gitmez, G.U. (1970)
	orbifera	Klement, K.W. (1960)
	varispinosa	Brenner, W. (1988)
	paracalatha	Sarjeant, W.A.S. (1960a)
	exilimura	Davey, R.J. and Williams, G.L. (1966b)

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