Valid Names Results

Pygalataspis miscanthi Ferris, 1921 (Diaspididae: Pygalataspis)

Pygalataspis miscanthi Ferris 1921a: 218-219. Type data: TAIWAN: Taihoku, on Miscanthus sinensis. Holotype, female, accepted valid name Notes: 9 paratypes in UCDC, 1 in USNM. Illustr.

Families: 1 | Genera: 1

Countries: 2

Structure: Female scale 2.5 mm long, elongate, white or brownish. Male scale similar, but only 1.0 mm long. Adult female elongate, with nearly parallel sides, the margins of the abdominal segments projecting but little or not at all, derm membranous except for the pygidium and the lateral margins of the last 2 or 3 abdominal segments which are heavily chitinized. Pygidium with the marginal area heavily chitinized and more or less folded. 2 pairs of large, rounded lobes or lobe-like processes present, each with a broad, flattened, irregularly toothed plate arising from the outer margin, the plates of the 2nd pair larger than those of median pair (Ferris, 1921a). Newly hatched larva elongate elliptical. No ducts dorsally; nine enlarged ducts occurring slong margin on ventral surface on each side of body. Submedian dorsal setae occurring as posteriorly as 7th abdominal segment. (Takagi, 1997a)
General Remarks: Detailed description and illustration by Ferris (1921a). Subsequent description by Takagi (1969a). Detailed description and analysis of taxanomic placement in Takagi (1997a).