Agnesiella (Draberiella) elongata, 2024

Wang, Junjie, Liu, Jialing, Zhang, Yalin & Huang, Min, 2024, Eight new species and four new records of the leafhopper genus Agnesiella Dworakowska (Hemiptera: Cicadellidae: Typhlocybinae) from China, Zootaxa 5537 (1), pp. 49-75 : 67-70

publication ID

https://doi.org/ 10.11646/zootaxa.5537.1.3

publication LSID

lsid:zoobank.org:pub:759788DB-8FAF-4B59-90DE-2BD4EF7A3BA1

persistent identifier

https://treatment.plazi.org/id/92059A2D-FF84-FF93-FB80-98E2FD1847D6

treatment provided by

Plazi

scientific name

Agnesiella (Draberiella) elongata
status

sp. nov.

Agnesiella View in CoL (D.) elongata Wang & Huang sp. nov. ( Figs 33–36 View FIGURES 33–48 , 57 View FIGURES 49–60 , 121–126 View FIGURES 121–126 )

Measurement. Male, 3.10–3.25 mm (including wings).

Description. Body mostly brown ( Figs 33, 34 View FIGURES 33–48 ). Face largely dark brown, frontoclypeal area light brown with brown transverse stripes, anteclypeus and lorum, genae mostly blackish brown, outer margins cream colored ( Fig. 36 View FIGURES 33–48 ). Vertex brown in the middle, anterior margin with a pair of black patches. Pronotum mostly brown with some pale yellow areas, a longitudinal oval black patch near anterior margin medially, three black patches near each lateral margin; triangles brown, scutellum yellow ( Fig. 35 View FIGURES 33–48 ). Forewing with beige area near anterior margin medially, basal 2/3 with light brown patches at base, middle and apical part; ScP+RA, MP''+CuA' veins and 3rd apical cell with brown patches, 2 dark brown patches at both ends of brochosome area ( Fig. 57 View FIGURES 49–60 ).

Abdominal apodemes extending to middle of 6th abdominal sternite ( Fig. 121 View FIGURES 121–126 ). Male pygofer with 2 long fine setal groups, several small rigid setae clustered on slightly protruded posterodorsal margin; a digitiform dorsally curved pygofer process on posteroventral margin ( Fig. 122 View FIGURES 121–126 ). Subgenital plate with distal part bearing some long fine setae and small rigid setae, with a distinct protrusion subapically ( Figs 122, 123 View FIGURES 121–126 ). Style with a subapical process nearly as long as apical part, forming an obtuse angle with apical part ( Figs 122, 123 View FIGURES 121–126 ). Connective without prominent central lobe ( Figs 123, 124 View FIGURES 121–126 ). Aedeagal shaft slender, basally with an extremely long, dorsally curved ventral process with minute teeth along dorsal subapical margin ( Figs 125, 126 View FIGURES 121–126 ).

Specimens examined. Holotype: ♂, CHINA, Xizang Autonomous Region , Zayü County, 1540m, 5 Jun 2019, coll. Lü Lin. Paratype: 3♂ 2♀, same data as holotype ; 3♂ 1♀, CHINA, Xizang Autonomous Region , Motuo County, 1530m, 20 Jul 2022, coll. Qingquan Xue.

Remarks. The new species is similar to A. (D.) longisagittata in the attachment site of the ventral process on aedeagal shaft, but differs in the following characteristics: pygofer process longer ( Fig. 122 View FIGURES 121–126 ); subapical process of style larger ( Fig. 122 View FIGURES 121–126 ); ventral process on aedeagal shaft unbranched ( Fig. 125 View FIGURES 121–126 ).

Etymology. This specific epithet is derived from the Latin word “elongare”, referring to the extremely long ventral process on the aedeagal shaft ( Figs 125, 126 View FIGURES 121–126 ).

Kingdom

Animalia

Phylum

Arthropoda

Class

Insecta

Order

Hemiptera

Family

Cicadellidae

Genus

Agnesiella

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