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Greedy Scale

Scientific Name
Hemiberlesia rapax
Scientific Author
(Comstock, 1881)
(Hemiptera: Diaspididae)
Pest Status
0 Unknown
NZ - Exotic

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Diagnostic Images

Full body and eggs - Female In life
Adult females, one with crawlers, scale cover removed
Rosa Henderson Landcare Research
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Diagnostic Images (6)
Other Images (5)
Diagnostic Notes
Source: Henderson (2011) [See Web Links tab]

Live Appearance and Habitat

Female scale cover subcircular, pale beige or tan with light brown exuvia usually subcentral, moderately convex. Body deep yellow with dark ā€˜Vā€™ shape on posterior pygidium, eggs and crawlers yellow (usually produces eggs that hatch into crawlers under the scale cover). Usually on leaves or petioles, fruit, and sometimes on stems. Life-cycle in New Zealand is uniparental with 2 overlapping generations a year.


Adult female with perivulvar pores present; with a slender dorsal duct between median lobes.

Source: [ScaleNet](


Miller & Davidson (2005). Evans, Watson & Miller 2009: 63-67 (female) [Diaspididae species found on avocado]; Gill 1997: 155 (female) [Species of California]; Kosztarab 1996: 509 (female) [Northeastern North America]; Danzig 1993: 169 (female) [Europe]; Zahradnik 1990b: 104 (female) [Czech Republic]; Williams & Watson 1988: 130 (female) [Tropical South Pacific]; Tereznikova 1986: 113 (female) [Ukraine]; Chou 1985: 300 (female) [Species of China]; McDaniel 1969: 107 (female) [U.S.A.: Texas]; Beardsley 1966: 520 (female) [Federated States of Micronesia]; Ezzat 1958: 241 (female) [Egypt]; Balachowsky 1956: 106 (female) [Africa]; McKenzie 1956: 26 (female) [U.S.A.: California]; Balachowsky 1953k: 114 (female) [World]; Lupo 1953a: 75-76 (female) [Italy]; Balachowsky 1948b: 299 (female) [Mediterranean]; Zimmerman 1948: 358 (female) [Hawaii]; Ferris 1942: 35 (female) [North America]; Archangelskaya 1937: 98-100 (female) [Central Asia]; Gomez-Menor Ortega 1937: 110 (female) [Spain]; Kuwana 1933: 3 (female) [Japan]; Kuwana 1933b: 48 (female) [Japan]; Fullaway 1932: 95-97, 107 (female) [Hawaii]; Balachowsky 1928a: 132 (female) [North Africa]; Hollinger 1923: 7-8 (female) [U.S.A.: Missouri]; Leonardi 1920: 90 (female) [Italy]; Lawson 1917: 217 (female) [U.S.A.: Kansas]; Robinson 1917: 29 (female) [Philippines]; Dietz & Morrison 1916a: 289-290 (female) [U.S.A.: Indiana]; Cockerell 1905: 45-46 (female) [Mexico]; Cockerell 1905b: 202 (female) [U.S.A.: Colorado]; Newstead 1901b: 81 (female) [England]; Newell 1899: 4-5, 25 (female) [North America]; Green 1896e: 40 (female) [Sri Lanka]; Comstock 1883: 55-57 (female) [North America].
More Information
Specimen Contact
New Zealand Arthropod Collection
Henderson, R. C. & Crosby, T. K.
27/05/2011 01:59 AEST
Last Updated
09/04/2014 02:40 AEST
Henderson, R. C. & Crosby, T. K. (2011) Greedy Scale (Hemiberlesia rapax ) Updated on 4/9/2014 2:40:13 AM Available online: PaDIL -
Image Use
Free for use under the Creative Commons Attribution 3.0 Australia License