Asaphida

Dionide turnbulli

Order Asaphida / Superfamily Trinucleoidea / Family Dionididae

Darriwilian (Middle Ordovician)locality UK

Dionide turnbulli — photo 1 — Photo 1 · Aphrodite, goddess of love and beauty, and consort of Zeus; the rest of the etymology continues: the name was replaced because Dione was preoccupied. Holotype SM A 16715 a, b (UK; Whittington, 1952) Literature specimen (UK; Kennedy et al., 2018) Literature specimen (UK; Kennedy et al., 2018)

Dionide turnbulli — photo 2 — Photo 2 · Aphrodite, goddess of love and beauty, and consort of Zeus; the rest of the etymology continues: the name was replaced because Dione was preoccupied. Holotype SM A 16715 a, b (UK; Whittington, 1952) Literature specimen (UK; Kennedy et al., 2018) Literature specimen (UK; Kennedy et al., 2018)

Dionide turnbulli — photo 3 — Photo 3 · Aphrodite, goddess of love and beauty, and consort of Zeus; the rest of the etymology continues: the name was replaced because Dione was preoccupied. Holotype SM A 16715 a, b (UK; Whittington, 1952) Literature specimen (UK; Kennedy et al., 2018) Literature specimen (UK; Kennedy et al., 2018)

Classification

Order Asaphida / Superfamily Trinucleoidea / Family Dionididae

Genus

Dionide Barrande, 1847

Genus author

Barrande J.

Genus etymology

Originally Dione Barrande, 1846, a junior homonym replaced by Dionide. Dione, a Greek goddess, mother of

Species

D. turnbulli Whittington, 1952

Species author

Whittington H. B.

Species etymology

Turnbull, a surname

Age

Darriwilian (Middle Ordovician)

Distribution

locality UK

Diagnosis

Compared with the type species Dionide formosa, this species has a semicircular cephalon covered with radiating lineations, a longitudinally longer preglabellar field, convex genal lobes, stout genal ridges, and a semicircular pygidium.