Ptychopariida

Proasaphiscus honanensis

Order Ptychopariida / Suborder Ptychopariina / Superfamily Ptychoparioidea / Family Proasaphiscidae

Wuliuan (Miaolingian, Cambrian)Henan, Shanxi

Proasaphiscus honanensis — photo 1 — Photo 1 · Type specimen figures (Henan; Peng Restoration (Zhang Cephalon and pygidium figures 2020) Wentang 1959) (Peng 2020) Complete dorsal Complete dorsal exoskeleton exoskeleton (Henan; Feng) (Henan; Kuoye Qiaomu)

Proasaphiscus honanensis — photo 2 — Photo 2 · Type specimen figures (Henan; Peng Restoration (Zhang Cephalon and pygidium figures 2020) Wentang 1959) (Peng 2020) Complete dorsal Complete dorsal exoskeleton exoskeleton (Henan; Feng) (Henan; Kuoye Qiaomu)

Proasaphiscus honanensis — photo 3 — Photo 3 · Type specimen figures (Henan; Peng Restoration (Zhang Cephalon and pygidium figures 2020) Wentang 1959) (Peng 2020) Complete dorsal Complete dorsal exoskeleton exoskeleton (Henan; Feng) (Henan; Kuoye Qiaomu)

Proasaphiscus honanensis — photo 4 — Photo 4 · Type specimen figures (Henan; Peng Restoration (Zhang Cephalon and pygidium figures 2020) Wentang 1959) (Peng 2020) Complete dorsal Complete dorsal exoskeleton exoskeleton (Henan; Feng) (Henan; Kuoye Qiaomu)

Proasaphiscus honanensis — photo 5 — Photo 5 · Type specimen figures (Henan; Peng Restoration (Zhang Cephalon and pygidium figures 2020) Wentang 1959) (Peng 2020) Complete dorsal Complete dorsal exoskeleton exoskeleton (Henan; Feng) (Henan; Kuoye Qiaomu)

Proasaphiscus honanensis — photo 6 — Photo 6 · Type specimen figures (Henan; Peng Restoration (Zhang Cephalon and pygidium figures 2020) Wentang 1959) (Peng 2020) Complete dorsal Complete dorsal exoskeleton exoskeleton (Henan; Feng) (Henan; Kuoye Qiaomu)

Classification

Order Ptychopariida / Suborder Ptychopariina / Superfamily Ptychoparioidea / Family Proasaphiscidae

Genus

Proasaphiscus Resser & Endo in Kobayashi, 1935

Genus author

Resser C. E. & Endo R

Genus etymology

pro-, before, forward; Asaphiscus, a trilobite genus name

Species

P. honanensis Chang, 1959

Species author

Zhang Wentang

Species etymology

Honan, Henan Province, type locality of the type specimens

Age

Wuliuan (Miaolingian, Cambrian)

Distribution

Henan, Shanxi

Synonyms

Proasaphiscus (Honanaspis) honanensis; Honanaspis angustigenatus; H. transversus; Honanaspis honanensis

Diagnosis

Dorsal shield long-ovate with semicircular cephalon. Glabella truncate-conical to subrectangular with rather straight anterior part; 4 pairs of glabellar furrows; occipital furrow narrow, occipital ring slightly wider medially; palpebral lobes rather long; eye ridges distinct; preglabellar field slightly wide. Thorax of 13 segments, axis wide anteriorly and narrow posteriorly; pleural furrows wide and deep; pleural spines short. Pygidium small, subsemicircular.