Print Fact SheetStriathrips

Generic diagnosis

Female macropterous. Body surface with many closely spaced transverse striae. Head with cheeks weakly constricted behind eyes; maxillary palps 3-segmented; eyes with no pigmented facets; ocellar setae I absent, pair III long and stout on anterior margins of triangle; 5 pairs of small postocular setae in a row close to posterior margin of eyes. Antennae 8-segmented, segment I with one dorso-apical seta, III and IV with sense cone long, forked, extending to mid-point of next segment; III without microtrichia, IV with microtrichia on ventral surface, V–VI with microtrichia on both surfaces; VII and VIII slender. Pronotum with 4 pairs of posteromarginal setae, 2 pairs of posteroangular setae of which outer shorter than inner. Mesonotum with anterior campaniform sensilla; median setae near posterior margin. Metanotal median setae near anterior margin, campaniform sensilla present. Fore wing with setal rows widely spaced, clavus with 5 veinal and one discal setae. Prosternal basantra without setae, ferna weakly complete medially; prospinasternum broad and transverse. Mesosternum with sternopleural sutures complete; meso and metafurca without spinula. Mid and hind tarsi 2-segmented. Tergites II–VIII each with craspedum of small lobes, rounded or slightly dentate; IX with anterior campaniform sensilla, median dorsal setae short; X with no longitudinal split. Sternites with craspedum thin, translucent and difficult to observe; II with 2 pairs of marginal setae, III–VII with 3 pairs all arising at margin.
Male not known.

Biological data

Each of the known specimens of this thrips has been taken from grasses.

Distribution data

Described from a single female taken in Queensland, northern Australia, four females of this species have recently been taken in Guangdong, southern China (Zhang et al., 2018).

Nomenclatural data

Striathrips Mound, 2011: 35. Type species Striathrips sulcatus Mound, 2011, by monotypy.

Only one species is known in this genus (ThripsWiki 2020), and this has been recorded from southern China:

sulcatus Mound, 2011: 36

 

Relationship data

Thripidae sub-family Thripinae: this is a diverse group involving more than 230 genera. Amongst these, Striathrips shares with Bregmatothrips the presence of a single dorso-apical seta on the first antennal segment, and the presence of lobed craspeda on the posterior margin of the tergites.

References

Mound LA (2011) Grass-dependent Thysanoptera of the family Thripidae from Australia. Zootaxa 3064: 1–40.

ThripsWiki (2020). ThripsWiki - providing information on the World's thrips. <http://thrips.info/wiki/Main_Page>

Zhang SM, Wang ZH, Li YJ & Mound LA (2018) One new species, two generic synonyms and eight new records of Thripidae from China (Thysanoptera). Zootaxa 4418 (4): 370–378.