Valid Names Results

Chionaspis platani Cooley, 1899 (Diaspididae: Chionaspis)

Nomenclatural History

• Chionaspis platani Cooley 1899: 36. Type data: UNITED STATES: Kansas, Riley Co., on sycamore, by P.J. Parrott. Lectotype, female, by subsequent designation (LiuKoRh1989,88). Type depository: Washington: United States National Entomological Collection, U.S. National Museum of Natural History, District of Columbia, USA; accepted valid name Illustr.
• Chionaspis ortholobis; Dietz & Morrison 1916a: 273-274. misidentification (discovered by Ferris1937, SI-23).
• Phenacaspis platani (Cooley, 1899); MacGillivray 1921: 345. change of combination
• Chionaspis parkii Hollinger 1923: 25-26. Type data: UNITED STATES: Missouri, Boone County, Columbia, on Cottonwood. Syntypes, female, junior synonym (discovered by TakagiKa1967, 34). Notes: Although most of Hollinger's material is in the USNM, we have been unable to locate type material of Chionaspis parkii. Illustr.
• Trichomytilus platani (Cooley, 1899); Lindinger 1933a: 166. change of combination
• Phenacaspis occidentalis Kosztarab 1963: 93-94. Type data: UNITED STATES: Indiana, Indianapolis, on Platanus occidentalis, 02/08/1961, by M. Kosztarab. Holotype, female, Type depository: Washington: United States National Entomological Collection, U.S. National Museum of Natural History, District of Columbia, USA; junior synonym (discovered by Nakaha1975, 202). Illustr.
• Chionaspis occidentalis (Kosztarab, 1963); Takagi & Kawai 1967: 38. change of combination
• Chionaspis platani Cooley, 1899; Takagi 1985: 48. revived combination (previously published)

Common Names

• sycamore bark chionaspis Hollin1923
• sycamore bark scale Borchs1966
• sycamore scale Hollin1923
• sycamore scurfy scale LiuKoRh1989

Ecological Associates

Hosts:

Families: 2 | Genera: 2

Geographic Distribution

Keys

• Koszta1996: pp.439 ( Adult (F) ) [Key to species of Chionaspis]
• LiuKoRh1989: pp.16 ( Adult (F) ) [Key to the species of Chionaspis in North America]
• McDani1972a: pp.337 ( Adult (F) ) [Key to the Texas species of the genus Phenacaspis Cooley and Cockerell] Key as: Phenacaspis platani
• Koszta1963: pp.90 ( ) [Key to Ohio species of Phenacaspis] Key as: Phenacaspis occidentalis
• Koszta1963: pp.62 ( Adult (F) ) [Key to species of Chionaspis] Key as: Chionaspis parkii
• Koszta1963: pp.91 ( ) [Key to Ohio species of Phenacaspis] Key as: Phenacaspis platani
• Ferris1942: pp.50 ( Adult (F) ) [Key to species of Chionaspis] Key as: Chionaspis parkii
• Hollin1923: pp.20 ( Adult (F) ) [Species of Chionaspis known to occur in Missouri]
• Hollin1923: pp.20 ( Adult (F) ) [Species of Chionaspis known to occur in Missouri] Key as: Chionaspis parkii
• MacGil1921: pp.345 ( ) [Key to species of Phenacaspis]
• Lawson1917: pp.260 ( Adult (F) ) [Key to species of Chionaspis in Kansas]
• Cooley1899: pp.10 ( Adult (F) ) [Key to species of Chionaspis]

Remarks

• Structure: Scale of male about .7mm long and .2mm wide, elongate, parallel sided, moderately thin, slightly elevated and highest at the caudal end of the exuviae, ventral scale thick and white. Scale of female about 2mm long and 1.5 to 1mm wide, distinctly pyriform or broadened posteriorly, thin to moderately thick, tough, flat to slightly convex, whitish. Adult female moderately large, rather ovate, yellowish brown to orange brown when immature, purplish at maturity (Hollinger, 1923). Female scale elongate, oystershell-shaped, convex, thin, white, 2.0 mm long, exuviae light yellow (Kosztarab, 1963).
• General Remarks: Best description and illustration by Cooley (1899).

Illustrations

Citations