Nexosispinum Davey, 1979b, p.557-558.
SYNONYM(S): Taxonomic senior synonym: Kiokansium, according to Stover and Williams (1987, p.163) - however, Prössl (1990, p.104) retained Nexosispinum. TYPE: Davey, 1979b, pl.6, fig.5, as Nexosispinum hesperum.
Species: DINOFLAJ (c) 1998 |