Valid Names Results
Liu & Howell 1997 (Diaspididae
Liu & Howell
Type species: Helenococcus hokeae Liu & Howell
by monotypy and original designation
accepted valid name
- Systematics: Diagnostic characters of Helenococcus include body pyriform, with free abdominal segments slightly lobed laterally, pygidium somewhat triangular, pygidial margin pointed at apex, median lobes well developed, ducts slender, arranged as submarginal rows along the posterior intersegmental line of each abdominal segments I-VII of dorsal surface, with a cluster of these ducts between median lobes, a number of such ducts may be irregularly scattered on marginal and submarginal areas of thorax and abdominal segments I-VII of both surfaces (Liu & Howell, 1997).
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