Agnostida

Neoagnostus fengzuensis

Order Agnostida / Suborder Agnostina / Superfamily Agnostoidea / Family Diplagnostidae

Cambrian, Furongian Stage 10Zhejiang

Neoagnostus fengzuensis — photo 1 — Photo 1 · Cephalon holotype (Zhejiang; Lu et al., Complete dorsal shield 9mm (Zhejiang; 1984) strongZJU) Comp lete dorsal shield 3.5m m、9 mm (Zheji ang; Baish ui)

Neoagnostus fengzuensis — photo 2 — Photo 2 · Cephalon holotype (Zhejiang; Lu et al., Complete dorsal shield 9mm (Zhejiang; 1984) strongZJU) Comp lete dorsal shield 3.5m m、9 mm (Zheji ang; Baish ui)

Neoagnostus fengzuensis — photo 3 — Photo 3 · Cephalon holotype (Zhejiang; Lu et al., Complete dorsal shield 9mm (Zhejiang; 1984) strongZJU) Comp lete dorsal shield 3.5m m、9 mm (Zheji ang; Baish ui)

Neoagnostus fengzuensis — photo 4 — Photo 4 · Cephalon holotype (Zhejiang; Lu et al., Complete dorsal shield 9mm (Zhejiang; 1984) strongZJU) Comp lete dorsal shield 3.5m m、9 mm (Zheji ang; Baish ui)

Classification

Order Agnostida / Suborder Agnostina / Superfamily Agnostoidea / Family Diplagnostidae

Genus

Neoagnostus Kobayashi, 1955

Genus author

Kobayashi T.

Genus etymology

neo-, Latin, new; Agnostus, a trilobite genus name.

Species

N. fengzuensis Lu & Lin, 1984

Species author

Lu Yanhao, Lin Huanling

Species etymology

Fengzu, Fengzu Village, Jiangshan, Zhejiang.

Age

Cambrian, Furongian Stage 10

Distribution

Zhejiang

Diagnosis

Cephalon subsquare; glabella club-shaped and convex, furrows effaced, median node at the middle of the glabella; dorsal furrow distinct; basal lobe triangular. Thoracic axis tripartite. Pygidium subsquare; pygidial axis short, Inverted-trapezoidal, median node long and teardrop-shaped; terminal node at the distal end of the pseudolobe; lateral border furrows broad, narrow medially; border with a pair of lateral spines.