DAVEY, DOWNIE, SARJEANT & WILLIAMS (1966) 



29 



APTEODINIUM Eisenack, 1958^ 

 granulatum Eisenack, 1958 

 maculatum Eisenack & Cookson, i960 



AREOLIGERA Lejeune-Carpentier, 1938; 

 emend. Williams & Downie, 1966c 



coronata (O. Wetzel, 1933) Lejeune-Carpen- 

 tier, 1938 



galea Maier, 1959* 



lychnea (Maier, 1959) Davey et al., 1969* 



twistringensis (Maier, 1959) Davey et al., 

 1969* 



BALTISPHAERIDIUM Eisenack, 1958; 

 emend. Downie & Sarjeant, 1963; emend. 

 Eisenack, 1969 



armatum (Deflandre, 1937) Downie & Sar- 

 jeant, 1963 



asteroideum (Maslov, 1956) Downie & Sar- 

 jeant, 1963 



claviculorum (Deflandre, 1938) Downie & 

 Sarjeant, 1963 



clavispinulosum Churchill & Sarjeant, 1963 

 densicomatum (Maier, 1959) Gerlach, 1961* 

 denticulatum (Courtville in Deflandre, 1946) 



Downie & Sarjeant, 1963 

 Pdifforme (Pritchard, 1841) Downie & Sar- 

 jeant, 1963 

 downiei Sarjeant, i960 



echiniplax Churchill & Sarjeant, 1963 



fimbriatum (White, 1842) Sarjeant, 1959 



gilsonii (Kufferath, 1950) Downie & Sar- 

 jeant, 1963 



horridum (Deflandre, 1937) Downie & Sar- 

 jeant, 1963 



huguonioti (Valensi, 1955) Downie & Sar- 

 jeant, 1963 



intermedium (O. Wetzel, 1933) Downie & 

 Sarjeant, 1963 



longofilum (Maier, 1959) Downie & Sarjeant, 

 1963* 



malleo/erum (White, 1842) Downie & Sar- 

 jeant, 1963 



mariannae (Philippot, 1949) Downie & Sar- 

 jeant, 1963 



pannifor me Gerlach, 1961 



pattei (Valensi, 1948) Sarjeant, i960 



paucifurcatum (Cookson & Eisenack, 1961) 



Downie & Sarjeant, 1965 

 pectiniforme Gerlach, 1961 



Cleistosphaeridium armatum (Deflandre, 1937) 

 Davey, 1969a 

 Regarded as an acritarch. 



Solisphaeridium claviculorum Deflandre, 1938; 

 emend. Sarjeant, 1968 

 Regarded as an acritarch. 

 Regarded as an acritarch. 



Regarded as an acritarch. 



Acanthaulax? downiei (Sarjeant, i960) Sar- 

 jeant, 1976 

 Regarded as an acritarch. 

 Regarded as an acritarch. 

 Regarded as an acritarch. 



Regarded as an acritarch. 



Cleistosphaeridium huguoniotii (Valensi, 1955) 



Davey, 1969a 

 Hystrichosphaeridium intermedium (O. Wetzel, 



1933) Deflandre, 1937 

 Regarded as an acritarch. 



Regarded as an acritarch. 



Achomosphaera mariannae (Philippot, 1949) 



Stover & Evitt, 1978 

 Cleistosphaeridium panniforme (Gerlach, 1961) 



Stover & Evitt, 1978 

 Lanterna? pattei (Valensi, 1948) Brideaux & 



Fisher, 1976 

 Regarded as an acritarch. 



Areosphaeridium? pectiniforme (Gerlach, 1961) 

 Stover & Evitt, 1978 



