Corynexochida

Heliopeltis johnsoni

Order Corynexochida / Suborder Illaenina / Superfamily Illaenoidea / Family Scutelluidae

Devonian, Early Devonian, Emsian to Middle Devonian, EifelianMorocco

Heliopeltis johnsoni — photo 1 — Photo 1 · Holotype Reconstruction (Basse et al., 2007) Specimens Nr. M-1992 Morocco; Basse et al.,2007 Specimens Nr. DMAR-8 Morocco; Basse et al.,2007

Heliopeltis johnsoni — photo 2 — Photo 2 · Holotype Reconstruction (Basse et al., 2007) Specimens Nr. M-1992 Morocco; Basse et al.,2007 Specimens Nr. DMAR-8 Morocco; Basse et al.,2007

Heliopeltis johnsoni — photo 3 — Photo 3 · Holotype Reconstruction (Basse et al., 2007) Specimens Nr. M-1992 Morocco; Basse et al.,2007 Specimens Nr. DMAR-8 Morocco; Basse et al.,2007

Heliopeltis johnsoni — photo 4 — Photo 4 · Holotype Reconstruction (Basse et al., 2007) Specimens Nr. M-1992 Morocco; Basse et al.,2007 Specimens Nr. DMAR-8 Morocco; Basse et al.,2007

Classification

Order Corynexochida / Suborder Illaenina / Superfamily Illaenoidea / Family Scutelluidae

Genus

Heliopeltis Feist & Chatterton, 2015

Genus author

Feist R. & Chatterton B. D. E.

Genus etymology

helio-, Greek, sun; peltis, Greek, shield; referring to the radiating marginal spines

Species

H. johnsoni Feist & Chatterton, 2015

Species author

Feist R. & Chatterton B. D. E.

Species etymology

Honouring Robert Johnson, who provided paratype material

Age

Devonian, Early Devonian, Emsian to Middle Devonian, Eifelian

Distribution

Morocco

Diagnosis

Glabella strongly convex, occupying most of the cranidium, three pairs of glabellar furrows; palpebral area of the fixed cheek narrow; palpebral lobe with one small and one large spine; free cheek narrow, genal spine long; occipital spine long. Thorax possibly Of ten segments; Pleural spines long, length increasing from front to back. Pygidium triangular, pygidial spines long.

Remarks

This species is the type species of Heliopeltis.