Enneothrips amazonicus, Vieira & O’Donnell & Lima, 2024

Vieira, Daniel Elizeu, O’Donnell, Cheryle A. & Lima, Élison Fabrício B., 2024, Enneothrips Hood: a Neotropical genus of leaf-feeding thrips (Thysanoptera: Thripidae) with generic diagnosis and four new species, Zootaxa 5397 (4), pp. 563-577 : 565-568

publication ID

https://doi.org/ 10.11646/zootaxa.5397.4.7

publication LSID

lsid:zoobank.org:pub:01C01865-63E1-4DA9-812A-994129968DEC

DOI

https://doi.org/10.5281/zenodo.10469154

persistent identifier

https://treatment.plazi.org/id/2D3987BD-F144-FFC9-FF3F-1A0FC140FD77

treatment provided by

Plazi

scientific name

Enneothrips amazonicus
status

sp. nov.

Enneothrips amazonicus sp. n.

( Figs 1, 2 View FIGURES 1–16 , 17, 27 View FIGURES 17–34 , 37 View FIGURES 35–43 , 47 View FIGURES 44–59 , 62, 65 View FIGURES 60–66 )

Female macroptera. Body bicolored, brown and yellow ( Fig. 1 View FIGURES 1–16 ).Antennal segments I–II brown, III–V yellow basally and brown apically, VI–IX brown ( Fig. 17 View FIGURES 17–34 ). Femora and tibiae yellow, except for apex of hind femora, brown. Head yellow medially and brown laterally, ocellar triangle brown ( Fig. 27 View FIGURES 17–34 ). Fore wing brown, with a pale circular spot at basal quarter ( Fig. 47 View FIGURES 44–59 ). Abdominal tergite II brown, III mostly brown with anterior and posterior angles yellow, IV brown medially and yellow laterally, V–VIII mostly brown with lateral edges yellow, IX–X anterior half yellow and posterior half brown. Ocellar triangle without sculpture, ocellar setae III inside the triangle; posterior area of head transversely striate; mouth cone reaching anterior half of mesosternum. Pronotum transversely striate ( Fig. 27 View FIGURES 17–34 ). Mesonotum transversely striate, about 20 lines of sculpture. Metanotum transversely striate anteriorly and reticulate posteriorly, reticles with internal markings ( Fig. 37 View FIGURES 35–43 ). Abdominal tergites II–VII with around 20 transverse lines of sculpture on lateral thirds; II–VI with posteromarginal comb of microtrichia incomplete, VII–VIII with complete posteromarginal comb of microtrichia ( Fig. 62 View FIGURES 60–66 ).

Measurements— holotype in microns: Body length 1475. Head length 85, width 140; pronotum length 110, width 160; fore wing length 610; antennal segments I–IX length, respectively 22, 27, 37, 44, 37, 30, 12, 10, 15.

Male macroptera. Similar to female, but smaller ( Fig. 2 View FIGURES 1–16 ). Opening close to antecostal ridge of abdominal sternite III associated with subcutaneous gland situated between sternites II–III ( Fig. 65 View FIGURES 60–66 ).

Measurements— paratype in microns: Body length 1250. Head length 65, width 110; pronotum length 105, width 132; fore wing length 500; antennal segments I–IX length respectively I–IX 15, 27, 42, 42, 40, 37, 15, 10, 17.

Etymology. The species has been collected in two Amazonian states of Brazil (Amazonas and Acre), which is the reason for its name etymology.

Material studied. Female holotype: Brazil. Acre: Rio Branco , on Fabaceae , 24.vii.2019. (E.F.B.Lima col.) ( CHNUFPI) . Paratypes. Brazil. Acre: Rio Branco , one female and one male, collected with the holotype; same date and locality, unknown host, two females; same date and locality, on Ziginberaceae, one female (E.F.B.Lima col.); same locality, on shrub, one male (E.A.Miyasato & E.F.B. Lima col.) ; Amazonas: Manaus , on Fabaceae , 2.viii.2019, two females (E.F.B.Lima col.) ( CHNUFPI and ESALQ) .

Comments. This species is similar to E. flavens in terms of general body color and the metanotal sculpturing, however it can be distinguished by the remarkably complete posteromarginal comb of microtrichia on tergite VII ( Fig. 62 View FIGURES 60–66 ), and the pattern of tergites coloration ( Figs 1, 2 View FIGURES 1–16 ). Enneothrips flavens has abdominal tergite IX bicolored, but the brown area in this species is light, not dark as in amazonicus sp. n. One specimen with almost completely brown tergites, short teeth medially on tergite VII and darker hind femora seems to belong to this species but was not included as a paratype. The species seems to be associated with an unidentified Fabaceae , as is common among other Enneothrips .

Kingdom

Animalia

Phylum

Arthropoda

Class

Insecta

Order

Thysanoptera

Family

Thripidae

Genus

Enneothrips

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