Paralecanium expansum ( 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 , 33 View Figure )

Lecanium expansum Green, 1896: 9  .

Diagnosis. Dorsum with setae bluntly spinose or slightly capitate ( Fig. 33D View Figure ); preopercular pores present anterolaterally to anal plates, in 2 groups on each side ( Figs 32E View Figure , 33G View Figure ). Stigmatic clefts each containing 3–9 stigmatic spines ( Fig. 33A View Figure ). Legs represented by leg stubs ( Figs 32D View Figure , 33J View Figure ) (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