Salka okinawana, Ohara, Naomichi, 2012

Ohara, Naomichi, 2012, Taxonomic study of the Japanese species of the genus Salka Dworakowska (Hemiptera, Cicadellidae, Typhlocybinae), Zootaxa 3281, pp. 22-40 : 28

publication ID

https://doi.org/ 10.5281/zenodo.280852

DOI

https://doi.org/10.5281/zenodo.6181870

persistent identifier

https://treatment.plazi.org/id/03CF2470-9614-4705-6380-FD9BFC6B338F

treatment provided by

Plazi

scientific name

Salka okinawana
status

sp. nov.

Salka okinawana View in CoL sp. nov.

( Figs. 3 View FIGURES 1 – 8 , 11 View FIGURES 9 – 16 , 41–52 View FIGURES 41 – 52 , 115 View FIGURES 113 – 121 )

Body pale ochreous. Vertex bearing large pentagonal black spot centrally. Pronotum with anterolateral margin slightly brownish to infuscated; mesonotum with basal triangles black. Dorsum of female abdomen infuscated; venter of female ochreous.

Vertex 2.6 times as wide as long at dorsal mid-line; pronotum 2.0 times as wide as long, as long as mesonotum. Male abdominal sternal apodemes reaching posterior margin of 3rd sternite. Female 7th abdominal sternite nearly triangular, with anterior margin digitate. Ovipositor (3rd valvulae) slightly extending beyond pygofer.

Body length: 3, 3.8 mm; Ƥ, 3.7 mm.

Male genitalia ( Figs. 42–52 View FIGURES 41 – 52 ). Pygofer with caudal margin roundly produced and weakly sclerotized, bearing 2 macrosetae on dorsal margin and tuft of short macrosetae at lower basal angle, with dorsal and ventral processes; dorsal process short, reaching caudal 1/5, slightly curved dorsad near middle; ventral process long, slightly curved ventrad near middle, extending beyond pygofer. Subgenital plate broad in basal 1/3, bearing 4 macrosetae. Style elongate; subapical extension of apophysis sinuate ventrally; apical extension short, with some minute furrows. Connective U-shaped, with central lobe slender. Aedeagus bent dorsad near base, with dorsal apodeme elongate, provided with apical and subapical processes gently curved cephalad; aedeagal processes thin, tapering, reaching to apical half of shaft; apical process arising from caudal margin of shaft; subapical one arising laterally; preatrium indistinct; gonopore apical on caudal surface.

Type series. Holotype: 3, Mt. Terukubi-yama, Kunigami, Okinawa Is., Ryukyus, Japan, 2. III. 2009, M. Hayashi et al. Paratype: [Okinawa Is.] 1Ƥ, Yona, Kunigami, 21. III. 1997, M. Hayashi et al. The holotype is deposited in the Department of Biology, Faculty of Education, Saitama University, Saitama, Japan.

Distribution. Japan (Ryukyus: Okinawa Is.).

Remarks. This species and S. circumflexa sp. nov. both have the pygofer lobe weakly sclerotized caudally, but this species is distinguishable by the following features: female 7th sternite with anterior margin digitate; male ventral pygofer process curved ventrad near middle; aedeagal processes long, gently curved cephalad (not sharply curved).

Etymology. This species is named after the island of the type locality.

Kingdom

Animalia

Phylum

Arthropoda

Class

Insecta

Order

Hemiptera

Family

Cicadellidae

Genus

Salka

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