Paralecanium expansum ( Green, 1896 ), Green, 1896

Choi, Jinyeong, Soysouvanh, Pheophanh, Lee, Seunghwan & Hong, Ki-Jeong, 2018, Review of the family Coccidae (Hemiptera: Coccomorpha) in Laos, Zootaxa 4460 (1), pp. 1-62: 37

publication ID

https://doi.org/10.11646/zootaXa.4460.1.1

publication LSID

lsid:zoobank.org:pub:DB841017-698F-4D44-A633-461D350DC984

persistent identifier

http://treatment.plazi.org/id/0974884C-B657-FFF5-FF6C-FF3200C6FA09

treatment provided by

Plazi

scientific name

Paralecanium expansum ( Green, 1896 )
status

 

Paralecanium expansum ( Green, 1896)  

( Figs 32 View FIGURE 32 , 33 View FIGURE 33 )

Lecanium expansum Green, 1896: 9   .

Diagnosis. Dorsum with setae bluntly spinose or slightly capitate ( Fig. 33D View FIGURE 33 ); preopercular pores present anterolaterally to anal plates, in 2 groups on each side ( Figs 32E View FIGURE 32 , 33G View FIGURE 33 ). Stigmatic clefts each containing 3–9 stigmatic spines ( Fig. 33A View FIGURE 33 ). Legs represented by leg stubs ( Figs 32D View FIGURE 32 , 33J View FIGURE 33 ) (partially adopted from Green 1904b; Morrison 1920; Tao et al. 1983; Hodgson & Williams, 2018).

Material examined. 30 ♀♀, LAOS, Phou Khao Khuay National Bio-Diversity Conservation Area, Thaphabath Dist., Bolikhamsai Prov., 4.v.2015, coll. J.Y. Choi, on Mangifera indica   L. ( Anacardiaceae   ).

Hosts. Polyphagous. According to García Morales et al. (2016), P. expansum   has been recorded from plants belonging to 10 genera in 9 families.

Distribution. Mainly known from Australian and Oriental Regions ( Hong Kong, India, Indonesia, Malaysia, Singapore, Sri Lanka and Taiwan) ( García Morales et al. 2016); Laos (new country record).

Economic importance. Paralecanium expansum   has not been recorded as an economically important pest.

Remarks. Paralecanium expansum   closely resembles P. quadratum ( Green, 1904b)   , but has 2 groups of preopercular pores on each side and leg stubs, whereas P. quadratum   has 3 groups of preopercular pores on each side and entirely lacks legs ( Tao et al. 1983).

Kingdom

Animalia

Phylum

Arthropoda

Class

Insecta

Order

Hemiptera

Family

Coccidae

Genus

Paralecanium

Loc

Paralecanium expansum ( Green, 1896 )

Choi, Jinyeong, Soysouvanh, Pheophanh, Lee, Seunghwan & Hong, Ki-Jeong 2018
2018
Loc

Lecanium expansum

Green, 1896 : 9