Trichromothrips dorsalis Masumoto & Okajima, 2011,

Ng, Y. F. & Mound, L. A., 2015, Species of Thripinae (Thysanoptera) from bamboo in Malaysia, with one new species and six new records, Zootaxa 3918 (4), pp. 492-502: 501

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Trichromothrips dorsalis Masumoto & Okajima, 2011


Trichromothrips dorsalis Masumoto & Okajima, 2011 

Female macroptera. Body bicoloured; head brown, pronotum brown laterally but median area white; abdominal segments III –VII yellow laterally with brown median area, VIII –IX uniformly brown, X light brown; all legs pale; antennal segments I –II brown, III –IV light brown apically, V pale, VI –VII light brown, VIII pale; fore wing uniformly brown. Head about as long as wide; ocellar setae III longer than side of ocellar triangle, arising close together in line with anterior margin of posterior ocelli; 5 pairs of subequal post-ocular setae. Pronotum smooth on median area, laterally with irregular transverse lines; with 2 pairs of long posteroangular setae, inner pair slightly longer; 2 pairs of subequal posteromarginal setae. Mesonotum sculpture smooth, without anterior campaniform sensilla; median setae arising medially, far from posterior margin Metanotum smooth, campaniform sensilla absent, median setae arising at anterior margin. Mesofurca with spinula, metafurca without. Abdominal tergite VIII posterior margin without comb of microtrichia.

Material studied. Malaysia, Terengganu, Kerteh, 2 females from Dendrocalamus asper  , 4.iii. 2014 (Syarifah, Z.), in CISUKM and ANIC.

Comments. This species was described from Thailand and recorded from Vietnam, with one female reported from bamboo in West Malaysia, Tapah ( Masumoto & Okajima 2011).


Australian National Insect Collection