Valid Names Results

Pseudaulacaspis samoana (Doane & Ferris, 1916) (Diaspididae: Pseudaulacaspis)

Nomenclatural History

• Chionaspis samoana Doane & Ferris 1916: 399-400. Type data: WESTERN SAMOA: on Cocos sp.. Syntypes, female, Type depository: Davis: The Bohart Museum of Entomology, University of California, California, USA; accepted valid name Illustr.
• Phenacaspis samoana (Doane & Ferris, 1916); MacGillivray 1921: 346. change of combination
• Trichomytilus samoanus (Doane & Ferris, 1916); Lindinger 1933a: 166. change of combination
• Phenacaspis sanoana (Doane & Ferris, 1916); Borchsenius 1966: 126. misspelling of species epithet
• Pseudaulacaspis samoana (Doane & Ferris, 1916); Takagi 1985: 49. change of combination

Common Names

Ecological Associates

Hosts:

Families: 3 | Genera: 3

Associates:

Families: 1 | Genera: 1

Geographic Distribution

Keys

• HodgsoLa2011: pp.14-15 ( Adult (F) ) [Key to adult female Pseudaulacaspis sp. known from Fiji.]
• WilliaWa1988: pp.222 ( Adult (F) ) [Key to species of Pseudaulacaspis]
• MacGil1921: pp.346 ( ) [Key to species of Phenacaspis] Key as: Phenacaspis samoana

Remarks

• Systematics: The paucity of dorsal ducts and the prominent median lobes are the main distinguishing characters of this species (Williams & Watson, 1988).
• Structure: Female scale fusiform, about 1.5 mm long; white; yellow exuviae terminal. Adult female on slide elongate-oval, widest at about 1st abdominal segment; body membranous except for pygidium; free abdominal segments moderately developed. Pygidium with median lobes prominent, rounded, the mesal margins slightly longer than outer margins, with a few notches present; yoked at base, ventral paraphyses well developed. 2nd lobes much smaller than median lobes, bilobed. 3rd lobes represented by notches on body margin (Williams & Watson, 1988).
• General Remarks: Detailed description and illustration by Williams & Watson (1988).

Illustrations

Citations