Hystrichosphaera cornuta var. laevimura

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"var. laevimura" Davey and Williams, 1966a, p.44–45, pl.4, fig.5. Holotype: Davey and Williams, 1966a, pl.4, fig.5; Bujak et al., 1980, pl.4, figs.9,12. NOW Spiniferella cornuta subsp. laevimura. Originally Hystrichosphaera cornuta var. laevimura, subsequently Spiniferites cornutus subsp. laevimurus, thirdly (and now) Spiniferella cornuta subsp. laevimura. Taxonomic senior synonym: Spiniferites cornutus subsp. cornutus (now Spiniferella cornuta subsp. cornuta), according to Cookson and Eisenack (1974, p.62) — however, Below (1982c, p.33) retained Hystrichosphaera cornuta var. laevimura (as Spiniferites cornutus subsp. laevimurus. Taxonomic junior synonyms: Spiniferites cornutus var. crassifurcatus and Spiniferites cornutus var. normalis, both according to Below (1982c, p.33). Age: early Eocene.

Parent: Hystrichosphaera cornuta

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