The Thrips of Brazil
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Neohydatothrips maculicollis

Neohydatothrips maculicollis (Hood, 1954: 203).

Original reference: Hood JD (1954) Brasilian Thysanoptera V. Proceedings of the Biological Society of Washington 67: 195–214.

 

Family

Thripidae, Sericothripinae

 

Nomenclatural information

http://thrips.info/wiki/Neohydatothrips_maculicollis

 

Diagnosis

Body bicoloured, head light brown, mesonotal anterior margin and metanotum brown, abdominal tergites II–IV brown to light brown, VII–VIII dark brown, IX light brown, X yellow; fore wing with clearly defined sub-basal pale band, but median pale band weakly defined from surrounding brown areas, and small apical pale area weakly defined, clavus dark with brown setae; antennal segment I pale, II–III and base of IV mainly pale but with weak shadings; hind tibiae and femora yellow. Head with occipital apodeme confluent with posterior margin of eyes, ocellar area transversely striate with internal markings; antennal segments III & IV constricted to short apical neck. Pronotum transversely reticulate to striate with a few weak internal markings, pronotal blotch with anterior striae more closely spaced, setae placed irregularly; mesonotum and anterior part of metanotum striate; metasternal plate with shallow V-shaped emargination. Fore wing second vein with one seta distally, wing apex with small subapical lobe. Abdominal tergites III–V with posteromarginal comb incomplete medially, VI sometimes with minute teeth medially, VII with small teeth medially, VIII with complete comb; tergite IX with 2 pairs of mid-dorsal setae; sternites with one or two rows of discal microtrichia medially. Both sexes fully winged.

 

Male smaller than female, with light brown tergite V and pale tergite VII; sternite VII with very small circular pore plate.

 

Intraspecific variation

Not recorded.

 

Genus and similar species information

Almost 120 species are included in Neohydatothrips, most from tropical countries (Mound & Tree 2009). All of them have the abdominal sternites and lateral thirds of tergites covered by rows of fine microtrichia, with many of them being bicoloured and with banded fore wings. This group is closely related to Hydatothrips, but anterior margin of metasternum is transverse or with weak emagination. Neohydatothrips macullicollis is one of the species with three transverse pale areas on the fore wing. A key to the Neotropical species of Neohydatothrips is provided by Lima & Mound (2016).

 

World distribution

Described from Brazil, also recorded from Trinidad.

 

Distribution in Brazil

http://fauna.jbrj.gov.br/fauna/faunadobrasil/25740 

 

Life history

Collected from various plants including Alchornea, Balfourodendron, Erythroxylum, Myrcia and Trichilia.

 

Economic importance

Not recorded.

 

References suggested

Hood JD (1954) Brasilian Thysanoptera V. Proceedings of the Biological Society of Washington 67: 195–214.

Lima EFB & Mound LA (2016) Species-richness in Neotropical Sericothripinae (Thysanoptera: Thripidae). Zootaxa 4162(1): 1–45.

Mound LA & Tree DJ (2009) Identification and host-plant associations of Australian Sericothripinae (Thysanoptera, Thripidae). Zootaxa 1983: 1–22.

Nakahara N (1988) Generic assignments of North American species currently assigned to the genus Sericothrips Haliday (Thysanoptera: Thripidae). Proceedings of the Entomological Society of Washington 90: 480–483.


Published in: 29/12/2016
Posted by: Mariana Lindner

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