Odontanaphothrips tricolor
Recognition data
Distinguishing features
Both sexes fully winged. Head, thorax and legs yellow, abdomen brown, forewing pale; male yellow with terminal abdominal segments brown. Head with three pairs of ocellar setae, pair III on anterior margins of triangle; compound eyes with six pigmented ommatidia; five pairs of prominent postocular setae in two rows. Antennae 9-segmented; sensorium simple on III, forked on IV. Pronotum with numerous discal setae, one pair of long posteroangular setae. Metanotum reticulate, median setae close to anterior margin; campaniform sensilla absent. Forewing relatively broad, first vein setal row incomplete distally, second vein with complete row of setae, posteromarginal cilia straight. Abdominal tergites with transverse reticulation; tergites II � VII with prominent lobed craspedum, toothed laterally, also medially on posterior tergites; VIII with comb of long microtrichia; median setae on II � VIII longer than distance between their bases. Sternites with no discal setae.
Related and similar species
The genus Odontanaphothrips includes only one species. This is a particularly unusual member of the Thripinae, with a pair of long median setae on the tergites, and a distinctively toothed craspedum on each tergite.
Taxonomic data
Current valid name
Odontanaphothrips tricolor (Moulton)
Original name and synonyms
Anaphothrips (Odontanaphothrips) tricolor Moulton, 1911: 17
Anaphothrips (Odontanaphothrips) enceliae Moulton, 1926: 24
Family placement
Thripidae, Thripinae
Biological data
Life history
Bailey (1957) states that this species is found in large numbers in Californian desert areas in late summer and fall.
Host plants
Atriplex sp.; Allenrolfia sp. (Chenopodiaceae)
Tospoviruses vectored
None
Crop damage
None
Distribution data
Area of origin
Western USA
Distribution
California