Asaphida

Remopleurides xiazhenensis

Order Asaphida / Superfamily Remopleuridioidea / Family Remopleurididae

Katian (Late Ordovician)Jiangxi

Remopleurides xiazhenensis — photo 1 — Photo 1 · Restoration (Lee 2013) Holotype NIGP151979 (B1 external mould, B2 & B4 internal moulds; Jiangxi; Lee Literature specimen (Jiangxi; Lee 2013) 2013)

Remopleurides xiazhenensis — photo 2 — Photo 2 · Restoration (Lee 2013) Holotype NIGP151979 (B1 external mould, B2 & B4 internal moulds; Jiangxi; Lee Literature specimen (Jiangxi; Lee 2013) 2013)

Remopleurides xiazhenensis — photo 3 — Photo 3 · Restoration (Lee 2013) Holotype NIGP151979 (B1 external mould, B2 & B4 internal moulds; Jiangxi; Lee Literature specimen (Jiangxi; Lee 2013) 2013)

Remopleurides xiazhenensis — photo 4 — Photo 4 · Restoration (Lee 2013) Holotype NIGP151979 (B1 external mould, B2 & B4 internal moulds; Jiangxi; Lee Literature specimen (Jiangxi; Lee 2013) 2013)

Classification

Order Asaphida / Superfamily Remopleuridioidea / Family Remopleurididae

Genus

Remopleurides Portlock, 1843

Genus author

Portlock J. E.

Genus etymology

rem-, Greek, oar; pleur-, Greek, side, rib

Species

R. xiazhenensis Lee, 2013

Species author

Lee D.-C.

Species etymology

Xiazhen, the specimens are from the Xiazhen Formation at Zhuzhai, Yushan County, Jiangxi

Age

Katian (Late Ordovician)

Distribution

Jiangxi

Diagnosis

Dorsal shield long-ovate, surface with fine terrace lines. Glabella flat and wide, subcircular; occipital ring long; occipital furrow deep; eyes large, crescentic; librigenae medium-long with short genal spines. Thorax of 11 segments; axis wider than pleurae, tapering backward; an axial spine on segment 8; pleural furrows arrowhead-shaped, pleural spines short. Pygidium small, sub-elliptical, with an axis divided medially into a single ring.