Ischyrothrips crassus Schmutz, 1913

Okajima, Shûji & Masumoto, Masami, 2023, Six genera of the subtribe Macrothripina from Southeast Asia to Taiwan (Thysanoptera, Phlaeothripidae, Idolothripinae), Zootaxa 5291 (1), pp. 1-74 : 66-67

publication ID

https://doi.org/ 10.11646/zootaxa.5291.1.1

publication LSID

lsid:zoobank.org:pub:34500B9B-694C-49EE-A194-609AC6A617C7

DOI

https://doi.org/10.5281/zenodo.7971675

persistent identifier

https://treatment.plazi.org/id/E96787F4-FF9D-8802-FF06-FA5BFE1BBCA6

treatment provided by

Plazi

scientific name

Ischyrothrips crassus Schmutz
status

 

Ischyrothrips crassus Schmutz View in CoL

( Figs 196–202 View FIGURES 196–202 , 245 View FIGURES 235–246 )

Ischyrothrips crassus Schmutz, 1913: 1076–1078 View in CoL .

This species has previously been known from Sri Lanka and India. Unfortunately, specimens from these two countries have not been available in this study. Two females and one male collected from Thailand listed below may represent I. crassus View in CoL .

Diagnosis. Body dark brown, antennal segment III and fore tibiae slightly paler. Head ( Fig. 196 View FIGURES 196–202 ) about 1.6 times as long as broad, cheeks weakly constricted basally; eyes about 1/4 as long as head; postocular setae elongate, situated behind inner margins of eyes; postocellar setae short, situated behind posterior ocelli. Antennal segments III and IV subequal in length; segment VIII weakly constricted basally ( Fig. 197 View FIGURES 196–202 ). Maxillary stylets V-shaped, scarcely reaching postocular setae. Fore femora well developed, but smaller than head, each with 8–9 small tubercles arranged in a straight line along interior margin; fore tibia weakly ridged along interior margin, with one or two blunt inner apical tubercle(s); fore tarsal tooth stout, wide-based ( Figs 198 & 199 View FIGURES 196–202 ). Mesopresternum narrowly boat-shaped ( Fig. 201 View FIGURES 196–202 ). Pelta trilobed ( Fig. 200 View FIGURES 196–202 ). Tube ( Fig. 202 View FIGURES 196–202 ) a little longer than head in female. Male very similar to female, but smaller.

Specimens-examined. Thailand, Nakornprathom , Puttamonton, 2 females and 1 male, on dead branches , 18.ix.1991, P. Jangvitaya.

Kingdom

Animalia

Phylum

Arthropoda

Class

Insecta

Order

Thysanoptera

Family

Phlaeothripidae

Genus

Ischyrothrips

Loc

Ischyrothrips crassus Schmutz

Okajima, Shûji & Masumoto, Masami 2023
2023
Loc

Ischyrothrips crassus Schmutz, 1913: 1076–1078

Schmutz, K. 1913: 1078
1913
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