Australian Biological Resources Study

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Species Ourococcus casuarinae Fuller, 1897

 

Distribution

States

Western Australia


Ecological Descriptors

Sap-feeder.

 

GENERAL

Description and illustration by Fuller, C. 1899. XIV. Notes and descriptions of some species of Western Australian Coccidae. Transactions of the Entomological Society of London 1899: 435–473.

SYSTEMATICS

Slide-mounted adult female with: enlarged setae cylindrical, sides straight, apices of setae on posterior abdomen slightly swollen, others rounded, setae present along body margin forward to thorax, decreasing in size anteriorly; posterior abdomen heavily sclerotized, almost pygidium like; lateral margins of posterior 2 or 3 abdominal segments protruding into lobes and with enlarged seta at apex; anal lobes each with more than 3 enlarged setae, fused together with anteromedial sclerotization; antennae small, 2- or 3-segmented; legs absent, hind pair represented by sclerotized plate containing numerous translucent pores; spiracles with associated multilocular pores; macrotubular ducts apparently absent or uncommon on dorsum; quinquelocular pores scattered in small numbers over venter; anal ring pores in round cluster approximately same diameter as opening of anal ring invagination, perhaps as many as 100 anal ring pores (see Miller, F. 1999. Take control of scale infestations. American Nurseryman 190(10): 14, personal observation).

STRUCTURE

Adult female stationary, chestnut brown, slightly globose, extremely chitinous and hard, accompanied by much fumagine and secreting a single, long, glassy tail (see Fuller, C. 1899. XIV. Notes and descriptions of some species of Western Australian Coccidae. Transactions of the Entomological Society of London 1899: 435–473).

 

History of changes

Note that this list may be incomplete for dates prior to September 2013.
Published As part of group Action Date Action Type Compiler(s)
05-Jun-2024 COCCOIDEA 13-Dec-2023 MODIFIED Dr Vivian Sandoval (ABRS)
21-Nov-2012 01-May-2014 MODIFIED
29-Jun-2012 29-Jun-2012 MODIFIED
12-Feb-2010 (import)