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Chytroeisphaeridia

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Age range (in million years)

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Image	Name	Original Description
	*baetica*	Riegel, W. (1974)
	*cerastes*	Davey, R.J. (1979d)
	*chytroeides*	Sarjeant, W.A.S. (1962a)
	*dictydia*	Sarjeant, W.A.S. (1972)
	*elongata*	He Chengquan (1991)
	*everricula*	Slimani, H. (1994)
	*explanata*	Bujak, J.P., Downie, C., Eaton, G.L. and Williams, G.L. (1980a)
	*gochtii*	Dodekova, L. (1975)
	*granulata*	Courtinat, B. and Gaillard, C. (1980)
	*grossa*	Smelror, M. (1988b)
	*hungarica*	Sütö-Szentai, M. (1990)
	*hyalina*	Raynaud, J.-F. (1978)
	*laevigata*	Malinowskiej, L. and Piwockiego, M. (1996)
	*mantellii*	Gitmez, G.U. and Sarjeant, W.A.S. (1972)
	*microgranulata*	He Chengquan (1991)
	*minor ssp. minor*	Cookson, I.C. and Hughes, N.F. (1964)
	*minor ssp. psilata*	Burger, D. (1980a)
	*minuta*	Qian Zeshu, Chen Yongxiang and He Chengquan (1986)
	*ovata*	Yu Jingxian and Zhang Wangping (1980)
	*parva*	Malinowskiej, L. and Piwockiego, M. (1996)
	*pericompsa*	Ioannides, N.S., Stavrinos, G.N and Downie, C. (1977)
	*rugosa*	Courtinat, B. and Gaillard, C. (1980)
	*scabrata*	Pocock, S.A.J. (1972)
	*shangsica*	He Chengquan (1984b)
	*solida*	Slimani, H. (2001a)
	*spinosa*	Boltenhagen, E. (1977)
	*suibinensis*	Sun Xuekun and He Chengquan (1992)
	*tuberosa*	Sütö-Szentai, M. (1982a)
	*variabilis*	Pocock, S.A.J. (1972)
	*yujingxianii*	Yu Jingxian (1982)