Corynexochida

Hunanocephalus duodingensis

Order Corynexochida / Suborder Corynexochina / Family Oryctocephalidae / Family Cheiruroidinae

Cambrian, Series 2, Stage 3Guizhou

Hunanocephalus duodingensis — photo 1 — Photo 1 · Holotype NIGP 23737 (Guizhou; Peng Shanchi 2020) Paratype

Hunanocephalus duodingensis — photo 2 — Photo 2 · Holotype NIGP 23737 (Guizhou; Peng Shanchi 2020) Paratype

Hunanocephalus duodingensis — photo 3 — Photo 3 · Holotype NIGP 23737 (Guizhou; Peng Shanchi 2020) Paratype

Classification

Order Corynexochida / Suborder Corynexochina / Family Oryctocephalidae / Family Cheiruroidinae

Genus

Hunanocephalus Lee in Egorova et al., 1963

Genus author

Li Shangi

Genus etymology

Hunan, Hunan Province; -cephalus, head

Species

H. duodingensis (Chow in Lu et al., 1974)

Species author

Zhou Zhiyi

Species etymology

Duoding, Weng'an, Guizhou

Age

Cambrian, Series 2, Stage 3

Distribution

Guizhou

Synonyms

Hunanocephalus(Duodingia)duodingensis

Diagnosis

Extremely similar to H. ovalis, differing in the thoracic axis distinctly wider than the pleural lobes, and in some specimens the glabella more strongly constricted at midlength with deeper glabellar furrows.