Tanyosphaeridium

TANYOSPHAERIDIUM Davey and Williams, 1966b, p.98.  Type: Davey and Williams, 1966b, pl.6, fig.7; text-fig.20, as Tanyosphaeridium variecalamum.

Parent: Order Gonyaulacales Suborder uncertain Family uncertain

Species List:

Tanyosphaeridium boletus
"Tanyosphaeridium ellipticum"
"Tanyosphaeridium fusiforme"
Tanyosphaeridium isocalamum
Tanyosphaeridium jurassicum
"Tanyosphaeridium magdalium"
Tanyosphaeridium magneticum
"Tanyosphaeridium paradoxum"
"Tanyosphaeridium prolixispinosum"
Tanyosphaeridium regulare
Tanyosphaeridium salpinx
Tanyosphaeridium singulare
"Tanyosphaeridium tenerum"
"Tanyosphaeridium toryna"
*Tanyosphaeridium variecalamum
Tanyosphaeridium xanthiopyxides