Amphorosphaeridium

AMPHOROSPHAERIDIUM Davey, 1969c, p.30.  Taxonomic senior synonym: Lanternosphaeridium, according to Norvick (1976, p.50) — however, Stover and Evitt (1978, p.140–141) retained Amphorosphaeridium.  Type: Davey, 1969c, pl.3, figs.1–2, as Amphorosphaeridium fenestratum.

Parent: Family Gonyaulacaceae Subfamily uncertain

Species List:

Amphorosphaeridium almae
"Amphorosphaeridium axiale"
"Amphorosphaeridium bipolare"
*Amphorosphaeridium fenestratum
Amphorosphaeridium latitubulum
"Amphorosphaeridium majus"
Amphorosphaeridium multibrevum
Amphorosphaeridium multispinosum
Amphorosphaeridium robustum