Valid Names Results

Formosaspis formosana (Takahashi, 1931) (Diaspididae: Formosaspis)

Nomenclatural History

• Leucaspis formosanus Takahashi 1931: 2-4. Type data: TAIWAN: Suisha, on Bambusa sp., 01/10/1929, by R. Takahashi. Syntypes, female, Type depository: Taichung: Entomology Collection, Taiwan Agricultural Research Institute, Wu-feng, Taichung, Taiwan; accepted valid name Illustr.
• Cryptoparlatorea formosana (Takahashi, 1931); Lindinger 1932f: 187. change of combination
• Formosaspis formosana (Takahashi, 1931); Takahashi 1932: 47. change of combination
• Anamefiorinia formosana (Takahashi, 1931); Lindinger 1935: 132. change of combination
• Formosaspis nigra; Ferris 1937d: 111. misidentification (discovered by Takaha1942, 67).
• Formosaspis formosana (Takahashi, 1931); Takahashi 1942: 66. revived combination (previously published)
• Formosaspis formosanus (Takahashi, 1931); Fang, Wu & Xu 2001: 102-110. emendation that is unjustified

Common Names

Ecological Associates

Hosts:

Families: 1 | Genera: 2

Geographic Distribution

Keys

• JianTiXi2023: pp.576 ( Adult (F) ) [Formosaspis species]
• Chou1985: pp.214 ( ) [Key to Chinese species of Formosaspis]

Remarks

• Systematics: Formosaspis formosana differs from F. takahashii in the shorter scale and body (Takahashi, 1942).
• Structure: Female scale consisting of only larval skins, no secretion, about 1.0-1.1 mm long. First exuviae pale yellowish brown, extending a little beyond the anterior end of the 2nd skin, shorter than half the length of the 2nd. 2nd exuviae shining black, narrowly brownish or pale brown on the margin and on a part near the hind end. Adult female body oblong, rounded on both ends, broadest on the thorax, narrowing towards both ends, about 3.5 times as long as wide (Takahashi, 1931).
• General Remarks: Best description and illustration by Takahashi (1931).

Illustrations

Citations