HOME  Hierarchy  Table  Index  References

Appendix A

Xanthidium complex

"Xanthidium complex" (White, 1842, p.39, pl.4, fig.11) Bronn, 1848, p.1375.

TYPE: Holotype: White, 1842, pl.4, fig.11, lost according to Davey and Williams (1966b, p.74). Neotype: Davey and Williams, 1966b, pl.7, fig.1, designated by Davey and Williams (1966b, p.71).

HISTORY: NOW: Oligosphaeridium complex. Originally Xanthidium tubiferum var. complex (Appendix A), subsequently Xanthidium complex, thirdly Hystrichosphaeridium complex, fourthly (and now) Oligosphaeridium complex.

SYNONYM(S): Taxonomic junior synonyms: Hystrichosphaeridium elegantulum, according to Deflandre (1946b, p.111); Hystrichosphaeridium himalayense, according to Jain and Garg (1986b, p.64); Oligosphaeridium cephalum, according to Lejeune-Carpentier and Sarjeant (1981, p.9) and Jain (1982, p.52).

AGE: Senonian.


Infraspecific taxa:


Go up one level.
DINOFLAJ (c) 1998