"Hystrichosphaeridium parvispinum" (Deflandre, 1937b, p.77, pl.16 [al. pl.13], fig.5) Cookson and Eisenack, 1958, p.45.
TYPE: Holotype: Deflandre, 1937b, pl.16 (al. pl.13), fig.5. HISTORY: NOW: Prolixosphaeridium parvispinum. Originally Hystrichosphaeridium? xanthiopyxides var. parvispinum, subsequently Hystrichosphaeridium parvispinum, thirdly Baltisphaeridium parvispinum (Appendix A), fourthly (and now) Prolixosphaeridium parvispinum. SYNONYM(S): Taxonomic junior synonyms (at specific and varietal ranks): Prolixosphaeridium elongatum, according to Lentin and Williams (1985, p.294); Prolixosphaeridium deirense, according to Davey and Verdier (1974, p.636-637) - however, Harding (1990b, p.46) retained Prolixosphaeridium deirense. AGE: Late Aptian.
Infraspecific taxa: Go up one level. DINOFLAJ (c) 1998 |