+Alasphaera tuberculata (Pflaumann and Krasheninnikov, 1978, p.820-821, pl.1, figs.7-8) Keupp, 1981, p.55.
TYPE: Holotype: Pflaumann and Krasheninnikov, 1978, pl.1, figs.7a-c. HISTORY: Originally Pithonella, subsequently (and now) Alasphaera. SYNONYM(S): Taxonomic junior synonyms: Alasphaera verrucosa, according to Keupp (1981, p.55); Alasphaera caudata, according to Monnet (1993, p.41), who considered Alasphaera caudata to be the senior name. COMMENTS: The nomenclatural type of the genus Alasphaera remains the holotype of Alasphaera caudata. AGE: Late Valanginian-Early Hauterivian.
Infraspecific taxa: Go up one level. DINOFLAJ (c) 1998 |