Your are here:

Dictyospermum Scale

Scientific Name
Chrysomphalus dictyospermi
Scientific Author
(Morgan, 1889)
Taxonomy
(Hemiptera: Diaspididae)
Pest Status
0 Unknown
Status
NZ - Exotic
Reliability
High
Download
PDF

Page menu options:

Diagnostic Images

Full Body
Close
Caption
NZA586. Magnification: 10x.
Source
Qing-Hai Fan MAF
Image Options
Close
Diagnostic Images (5)
Other Images (1)
Diagnostic Notes
Adult Female

Membranous, pyriform (never reniform); with front of head rounded; prepygidial segments each with fewer than five submarginal ducts on each side. Pygidium broad, subtended by an angle greater than 90°, with three pairs of rounded lobes; perivulvar pores present; paraphyses present only between third lobes, each paraphysis longer than a median lobe; second poriferous furrow (between segments VI and VII) on each side containing up to 10 macroducts in a single row.

Field Characters

In life, scale cover of adult female nearly circular, flat, 1.5-2.0 mm diameter, greyish or reddish-brown, often with a coppery tinge; exuviae central, yellow or white. Male scale cover similar to that of the female but elongate oval with subterminal exuviae. Body of living female yellow.

References

- Watson, G.W. (2002). Arthropods of Economic Importance: Diaspididae of the World. World Biodiversity Database, CD-ROM. Expert Center for Taxonomic Identification (ETI), University of Amsterdam, The Netherlands.
More Information
Specimen Contact
MAF Plant Health & Environment Laboratory
Author
MAF Plant Health & Environment Laboratory
Created
27/06/2011 02:31 AEST
Last Updated
20/03/2014 21:51 AEST
Citation
MAF Plant Health & Environment Laboratory (2011) Dictyospermum Scale (Chrysomphalus dictyospermi) Updated on 3/20/2014 9:51:19 PM Available online: PaDIL - http://www.padil.gov.au.
Image Use
Free for use under the Creative Commons Attribution 3.0 Australia License

Loading