Genus Coccus Linnaeus, 1758: 455

Type species.

Coccus hesperidum Linnaeus, 1758, designated by Opinion 1303 (1985).

Diagnosis.

Dorsal setae pointed or blunt; dorsal tubular ducts and dorsal tubercles present or absent; marginal setae with pointed or frayed apices; ventral tubular ducts present or absent, if present, mainly distributed on medial area of thorax or submarginal area; a tibio-tarsal articulatory sclerosis present or absent on each leg. For further diagnostic characteristics, see Hodgson (1994) and Wang and Feng (2012).

Key to species of genus Coccus in Korea