Agnesiella (D.) singuliprotrusa Huang & Zhang, 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 : 73

publication ID

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

publication LSID

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

DOI

https://doi.org/10.5281/zenodo.14239981

persistent identifier

https://treatment.plazi.org/id/92059A2D-FF8E-FF9E-FB80-9D64FC94430A

treatment provided by

Plazi

scientific name

Agnesiella (D.) singuliprotrusa Huang & Zhang
status

sp. nov.

Agnesiella (D.) singuliprotrusa Huang & Zhang sp. nov. ( Figs 45–48 View FIGURES 33–48 , 60 View FIGURES 49–60 , 140–146 View FIGURES 140–146 )

Measurement. Male, 3.35–3.5 mm (including wings).

Description. Body yellowish-brown ( Figs 45, 46 View FIGURES 33–48 ). Face largely brown, frontoclypeal area with dark brown transverse stripes, anteclypeus blackish brown, lorum brown, genae largely blackish brown ( Fig. 48 View FIGURES 33–48 ). Vertex orangeyellow medially, with a dark brown patch along anterior margin connecting the 2 lateral patches. Pronotum clay-yellow, median area brown, remaining parts largely dark brown patches; triangles brown, scutum and scutellum orange with diffuse pale reddish patches ( Fig. 47 View FIGURES 33–48 ). Forewing mostly with pale brown patches; brochosome area clay-yellow with a blackish brown patch at each end ( Fig. 60 View FIGURES 49–60 ).

Abdominal apodemes extending to base of 6th abdominal sternite ( Fig. 140 View FIGURES 140–146 ). Male pygofer with a long fine setal group near posterior margin, several small rigid setae clustered on protruded posterodorsal margin; a small horn-like pygofer process on posterior margin ( Fig. 141 View FIGURES 140–146 ). Subgenital plate with distal part bearing some long fine setae and small rigid setae, with a distinct protrusion subapically ( Figs 142, 143 View FIGURES 140–146 ). Style with a digitiform subapical process about 2/3 length of apical part, forming an acute angle with apical part ( Figs 142, 144 View FIGURES 140–146 ). Connective without prominent central lobe ( Fig. 142 View FIGURES 140–146 ). Aedeagal shaft distinctly protruded towards the dorsal side subapicaly, with a digitiform ventral process directed towards shaft apex ( Figs 145, 146 View FIGURES 140–146 ).

Specimens examined. Holotype: ♂, CHINA, Yunnan Province, Tengchong County, 2000m, 24 Nov 1999, coll. I. Dworakowska. Paratype: 1♂, same data as holotype ; 1♂ 1♀, CHINA, Yunnan Province, Jingdong County, Xujiaba , 2450m, 29 Apr 2018, coll. Lü Lin.

Remarks. The new species resembles A. (D.) decorta in the ventral process on aedeagal shaft, but differs in having distinctly protruded subapical portion of the aedeagal shaft dorsally, and the ventral process not extending beyond the shaft apex ( Figs 145, 146 View FIGURES 140–146 ).

Etymology. This specific epithet is derived from Latin words “singuli” and “protrusa”, referring to the single digitiform ventral process of the aedeagal shaft ( Figs 145, 146 View FIGURES 140–146 ).

Kingdom

Animalia

Phylum

Arthropoda

Class

Insecta

Order

Hemiptera

Family

Cicadellidae

Genus

Agnesiella

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