Longicornus grossus, Gou & Xing, 2022

Gou, Guangli & Xing, Jichun, 2022, Key to species of the genus Longicornus Li & Song (Hemiptera: Cicadellidae: Deltocephalinae) with description of a new species, Zootaxa 5129 (2), pp. 250-256 : 251

publication ID

https://doi.org/ 10.11646/zootaxa.5129.2.5

publication LSID

lsid:zoobank.org:pub:9D2333D2-5CF3-4925-987F-0BBBA64019E0

DOI

https://doi.org/10.5281/zenodo.6500823

persistent identifier

https://treatment.plazi.org/id/AE3F87AF-290B-3272-FF7E-2FFDFE06D8ED

treatment provided by

Plazi

scientific name

Longicornus grossus
status

sp. nov.

Longicornus grossus View in CoL sp. nov.

Figs 13–15 View FIGURES 10–18 , 29–41 View FIGURES 29–35 View FIGURES 36–41

Description. Body short, robust and fuscous ( Fig. 13 View FIGURES 10–18 ). Vertex with paired irregular dark brown bands. Face marked with irregular yellowish brown lateral stripe ( Fig. 15 View FIGURES 10–18 ). Forewing dark brown, with scatered hyaline areas (Figs. 13,14). Legs brownish, with dark bands.

External features as in generic description.

Male genitalia. Subgenital plate with 6 setae along lateral margin ( Fig. 31 View FIGURES 29–35 ). Aedeagal shaft short and robust in ventral view, aedeagus with pair of furcate processes with one branch approximately as long as shaft and extended distad, other branch shorter than half length of shaft and extended posterad ( Figs. 32, 33 View FIGURES 29–35 ).

Female seventh sternite approximately as long as broad at base, caudal margin medially produced ( Fig. 37 View FIGURES 36–41 ). Female pygofer with ventroposterior margin slightly incurved. ( Fig. 36 View FIGURES 36–41 ). First valvulae with obscure reticulate sculpture dorsally and scale-like sculpture ventrally ( Figs. 38, 39 View FIGURES 36–41 ). Second valvulae with some distal teeth occupying about half of the total length ( Figs. 40, 41 View FIGURES 36–41 ).

Measurement. Length (including tegmen): ♂ 5.6 mm, ♀ 5.7–5.9 mm.

Material examined. Holotype: ♂, China: Yunnan Prov., Puer City, Simao , 24 August 2014, coll. Haiyan Sun ( GUGC) ; Paratypes: 2♀♀, same data as holotype ( GUGC) .

Remarks. The new species can be distinguished from other species by the very short and stout aedeagus with pair of furcate processes arising apically.

Etymology. The species name is derived from the Latin word grossus , indicating the short and robust aedeagal shaft in ventral view.

Kingdom

Animalia

Phylum

Arthropoda

Class

Insecta

Order

Hemiptera

Family

Cicadellidae

Genus

Longicornus

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