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Thrips of California 2012

Dactuliothrips diversus

Recognition data

Distinguishing features

Female fully winged. Body, legs and antennae dark brown, except pedicel of antennal segment III; fore wings strongly shaded, particularly along veins including base. Antennae 9-segmented, segment IX longer than VIII; segments III–IV each with two oval sensoria. Head relatively long with two pairs of long postocular setae. Pronotum with many prominent setae, about 4 pairs on anterior margin and seven pairs on posterior margin. Mesonotum without microtrichia. Metanotum with 2 pairs of setae, one at and the other near anterior margin, reticulation transverse to weakly arcuate around anterior margin and without microtrichia. Fore femur with 2–5 long slender setae on inner margin. Fore tarsal hamus recurved. Fore wing broad with apex rounded, cross veins prominent. Abdominal tergites with transverse lines of sculpture. Sternites IV–VI with 3 pairs of marginal setae and 5–6 discal setae medially but not laterally, with many microtrichia; sternite VII with discal setae laterally and one pair medially, also 2 pairs of sub-medial supernumerary setae arising on the posterior margin.

Related and similar species

Currently there are six species described in the genus Dactuliothrips; four are from California and two from Argentina.

Taxonomic data

Current valid name

Dactuliothrips diversus Bailey

Original name and synonyms

  • Dactuliothrips diversus Bailey, 1939: 170

Family placement


Biological data

Life history

Presumably breeding in flowers.

Host plants

Oenothera dentata (Onagraceae).

Tospoviruses vectored


Crop damage


Distribution data

Area of origin

Western USA