Reticuluma bipennata Xu & Dai, 2020

Xu, Tielong, Yu, Zhou, Dai, Renhuai & Yang, Maofa, 2020, Description of a new species of the leafhopper genus Reticuluma Cheng & Li, 2005 (Hemiptera: Cicadellidae: Penthimiini) from China with a key to species, Zootaxa 4809 (1), pp. 177-186 : 179-180

publication ID

https://doi.org/ 10.11646/zootaxa.4809.1.11

publication LSID

lsid:zoobank.org:pub:3DA3A3D3-7A57-4BB0-A499-8ED14528EE1C

DOI

https://doi.org/10.5281/zenodo.4331763

persistent identifier

https://treatment.plazi.org/id/03D387C8-FFA0-FFE3-54B9-F9ECFEC42CAC

treatment provided by

Plazi

scientific name

Reticuluma bipennata Xu & Dai
status

sp. nov.

Reticuluma bipennata Xu & Dai View in CoL sp. nov.

( Figs. 1 View FIGURE 1 A–D, 2A–F, 3O–P, 5D, H, L)

Measurement. Body length (including tegmen): male 3.6–3.8 mm.

Description. Pronotum, scutellum and forewings with reticulate color pattern ( Fig. 1A View FIGURE 1 ). Anterior margin of crown arcuate forward, vertex of crown sloped, longer than half of width to eyes, with three black patches arranged in arc. Face black, coronal suture about 3/5 length of vertex ( Figs. 1B, D View FIGURE 1 ). Ocelli yellow-gray, eyes black with gray stripes. Two yellow spots between eyes, equidistant between eye and coronal suture. Pronotum pale yellowish with dark brown patches on posterior margin. Pronotum approximately 2 times length of crown. Scutellum pale yellowish, with grayish brown patch close to apical area and each basal angle, suture distinct. Forewing subhyaline, with five apical cells ( Fig. 1A View FIGURE 1 ).

Male genitalia. Male pygofer quadrate in lateral view with short macrosetae near posterior margin ( Fig. 2A View FIGURE 2 ). Subgenital plate similar to triangular with several short setae near the lateral margin ( Fig. 2B View FIGURE 2 ). Connective Y-shaped, stem slightly shorter than arms ( Fig. 2C View FIGURE 2 ). Style slender, broad subapically, acute at apex ( Fig. 2D View FIGURE 2 ). Aedeagal shaft triangle-like in dorsal and ventral view ( Figs. 2E View FIGURE 2 , 3O View FIGURE 3 ), arcuate in lateral view ( Figs. 2F View FIGURE 2 , 3P View FIGURE 3 ). Aedeagus shaft with a pair of wing-shaped processes in lateral margin in dorsal view, the processes with several setae near inner margin centrally; gonopore apical ( Figs. 2E View FIGURE 2 , 3O View FIGURE 3 ).

Type material. Holotype: ♂ ( GUGC), CHINA, Yunnan Prov., Mt. Gaoligong, Baihua Ridge , 22 May 2019, coll. Xu Tielong ; Paratypes: 1♂ ( GUGC), CHINA, Yunnan Prov., Mt. Gaoligong, Baihua Ridge , 05 August 2013, coll. Yang Weicheng ; 1♂ ( GUGC), CHINA, Yunnan Prov., Xinping County, Mt. Wenbi , 22 July 2018, coll. Wang Xianyi ; 1♂ ( GUGC), CHINA, Yunnan Prov., Mengla County, Menglun Town , 13 June 2019, coll. Xu Tielong.

Etymology. The new species name is an adjective that combines the Latin prefix “ bi- ” (two) with “ penna ” (feather), referring to the two wing-like processes of the aedeagus.

Remarks. The new species is similar to R. lageniformia , but can be distinguished from the later by the shape of the aedeagus with wing-like processes and the aedeagal shaft situated lower than the wing-like processes ( Figs. 2E, F View FIGURE 2 , 3O, P View FIGURE 3 ), the basally broad connective ( Fig. 2C View FIGURE 2 ), and the style preapical lobe without setae near the inner margin ( Fig. 2D View FIGURE 2 ).

Kingdom

Animalia

Phylum

Arthropoda

Class

Insecta

Order

Hemiptera

Family

Cicadellidae

Genus

Reticuluma

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