Pseudococcus comstocki (Kuwana, Yes (Ben-Dov No records found Yes. Associated with Yes. This species Yes. Occasionally a Yes (EP) 1902) 2014c; CABI P. persica (Ben-Dov feeds on many host serious pest in apple, 2015) 2014c). Females and plants and is known pear and peach Synonym: Dactylopius comstocki third instar nymphs to damage several orchards in eastern Kuwana, 1902 infest fruits localising horticultural crops USA (Bartlett et al. [Pseudococcidae] in the stem end of such as banana, 1978). A common Comstock mealybug nectarines and peach, pear, lemon, pest on mulberry, peaches (Pellizzari et apricot, cherry and apple and pear in al. 2012). mulberry (Ben-Dov Japan (Murakami, 2014c). These hosts Morimoto & Kajita are widespread 1967). It damages throughout Australia. several agricultural This species is crops including believed to be of banana, pear, lemon, Asian origin, possibly apricot, cherry peach, indigenous to Japan, and mulberry as well (Kuwana 1902) and as several ornamental has been recorded and shade trees (CABI from numerous 2015). Weires (1984) countries throughout recorded extensive the world (CABI losses from this 2015). This indicates mealybug in apple that this species has orchards. the ability to adapt to new environments and would be able to establish and spread in Australia. Pseudococcus longispinus (Targioni Yes (CABI 2015) Yes. All states and Assessment not Assessment not Assessment not No Tozzetti, 1867) territories (CSIRO required required required 2005; Plant Health [Pseudococcidae] Australia 2001) Longtail mealybug
Pseudococcus comstocki (Kuwana, 1902) Synonym: Dactylopius comstocki Kuwana, 1902 [Pseudococcidae] Comstock mealybug Yes (Ben-Dov 2014c; CABI 2015) No records found Yes. Associated with P. persica (Ben-Dov 2014c). Females and third instar nymphs infest fruits localising in the stem end of nectarines and peaches (Pellizzari et al. 2012). Yes. This species feeds on many host plants and is known to damage several horticultural crops such as banana, peach, pear, lemon, apricot, cherry and mulberry (Ben-Dov 2014c). These hosts are widespread throughout Australia. This species is believed to be of Asian origin, possibly indigenous to Japan, (Kuwana 1902) and has been recorded from numerous countries throughout the world (CABI 2015). This indicates that this species has the ability to adapt to new environments and would be able to establish and spread in Australia. Yes. Occasionally a serious pest in apple, pear and peach orchards in eastern USA (Bartlett et al. 1978). A common pest on mulberry, apple and pear in Japan (Murakami, Morimoto & Kajita 1967). It damages several agricultural crops including banana, pear, lemon, apricot, cherry peach, and mulberry as well as several ornamental and shade trees (CABI 2015). Weires (1984) recorded extensive losses from this mealybug in apple orchards. Yes (EP) Pseudococcus longispinus (Targioni Tozzetti, 1867) [Pseudococcidae] Longtail mealybug Yes (CABI 2015) Yes. All states and territories (CSIRO 2005; Plant Health Australia 2001) Assessment not required Assessment not required Assessment not required No