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Subtilisphaera

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Age range (in million years)

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Image	Name	Original Description
	asymmetrica	()
	*balcattensis*	Cookson, I.C. and Eisenack, A. (1969)
	cheit	()
	*chichalii*	Beju, D. (1978)
	*cinctuta*	Roncaglia, L. and Corradini, D. (1997)
	*circularis*	Zheng Yahui and He Chengquan (1984)
	*crassigranulosa*	Jain, K.P. and Millepied, P. (1973)
	*cretacea*	Pocock, S.A.J. (1962)
	*deformans*	Davey, R.J. and Verdier, J.-P. (1971)
	*dongyingensis*	Jiabo (1978)
	*elongata*	Zheng Yahui and He Chengquan (1984)
	*euthema*	Davey, R.J. and Verdier, J.-P. (1971)
	*foliacea*	Eisenack, A. and Cookson, I. (1960)
	*guarujaensis*	Masure, E. and Arai, M. (2003)
	*habibii*	Masure, E. (1988b)
	*hagnii*	Kirsch, K.-H. (1993)
	*hyalina*	Singh, Ch. (1983)
	inaffecta	Drugg, W.S. (1978)
	*kalaalliti*	()
	*ovata*	Jiabo (1978)
	paeminosa	()
	*perlucida*	Alberti, G. (1959b)
	*pirnaensis*	Alberti, G. (1959b)
	*pontis-mariae*	Deflandre, G. (1936b)
	*puyangensis*	He Chengquan, Zhu Shenzhao and Jin Guangxing (1989)
	*rotundata*	Eisenack, A. and Cookson, I. (1960)
	*scabrata*	Jain, K.P. and Millepied, P. (1973)
	*scabrella*	Zheng Yahui and He Chengquan (1984)
	*senegalensis*	Jain, K.P. and Millepied, P. (1973)
	*sverdrupiana*	Manum, S. (1963)
	*terrula*	Davey, R.J. (1974)
	trendallii	Cookson, I.C. and Eisenack, A. (1970a)
	*ventriosa*	Alberti, G. (1959b)
	*zawia*	Below, R. (1981a)