Sundacapsus flavonitidus, Yasunaga & Chérot & Schwartz, 2021

Yasunaga, Tomohide, Chérot, Frédéric & Schwartz, Michael D., 2021, New genera and species of the Oriental mirine plant bugs from Southeast Asia, with six new combinations (Insecta: Heteroptera: Miridae: Mirinae: Mirini), Raffles Bulletin of Zoology 69, pp. 137-155 : 148-150

publication ID 10.26107/RBZ-2021-0012

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scientific name

Sundacapsus flavonitidus

sp. nov.

Sundacapsus flavonitidus , new species

( Figs. 4 View Fig A−C, 5A−I, 6, 8D–I, 9C, D, 12)

Type material. Holotype: male, INDONESIA: North Sumatra, Prapat (1,000 m), 50 km E of Pematang Siantar, 2.88°N, 99.52°E, UV light trap, T. Yasunaga , 29 November 1989 ( AMNH _ PBI 00380629 View Materials ) ( AMNH) GoogleMaps . Paratypes: INDONESIA: North Sumatra : 1 male, same data as for holotype ( CNC) GoogleMaps ; 3 males, same data ( TYCN) GoogleMaps ; 2 males, 10 females, Brastagi, North of Toba Lake , 3.18°N, 98.50°E, 1,400 m, UV light trap, T. Yasunaga, 5–9 December 1989 (1 male with USI label: 00380630) ( TYCN) GoogleMaps ; 2 females, same data ( CNC) GoogleMaps ; 2 females, same data ( ZRC) GoogleMaps ; 1 male, 2 females, same locality, E. W. Diehl, 24 March 1974 ( AMNH) GoogleMaps ; 1 female, same locality and collector, 23 November 1973 ( AMNH) GoogleMaps ; 1 male, Simalungun, Dolok Merangir , 3.12°N, 99.12°E, light trap, E. W. Diehl, April–June 1970 ( AMNH) GoogleMaps ; 1 female, same locality and collector, April 1970 ( AMNH) GoogleMaps ; 2 males, 4 females, same locality and collector, without date ( AMNH) GoogleMaps .

Diagnosis. Recognised by moderate size and yellowish brown, oily shiny, glabrous, impunctate dorsum, with darkened scutellum, clavus and cuneus (male only) ( Fig. 4A, B View Fig ), in addition to the male and female genitalic structures mentioned in the above generic description. The male antenna is generally longer and cuneus is darker than those of female.

Description. Male. COLOURATION: Body yellowish brown; dorsum more or less tinged with red ( Fig. 4A View Fig ). Antenna dark brown; extreme bases of segments III and IV pale. Labium yellowish brown; apical half of segment IV darkened. Pronotum somewhat shining, widely pale brown, narrowly darkened posteriorly, with yellowish white collar and posterior margin. Thoracic pleura chestnut brown, with yellowish brown ostiolar peritreme; mesoscutum and scutellum shiny dark brown. Hemelytron pale brown; clavus and cuneus usually chestnut brown; membrane pale smoky brown, semitransparent, with dark brown veins. All coxae and legs yellowish brown; metafemur with two reddish rings subapically. Abdomen shiny chocolate brown, except for median part of sternites II−VII and base of pygophore pale brown. Surface, vestiture, and structure as in generic description.

Female. Almost similar to male, but body larger and stouter ( Fig. 4B View Fig ). Antenna pale yellowish to reddish brown; apex of segment I and apical ¼ of II and apical ⅓ of III dark reddish brown. Labium shiny pale reddish brown. Mesoscutum and cuneus pale reddish brown. Ventral surface generally pale brown, not significantly darkened ( Fig. 4C View Fig ).

Male ( Figs. 6A–C View Fig , 8G–I View Fig ) and female ( Figs. 6D, E View Fig , 8D–F View Fig ) genitalia as mentioned in generic description.

Measurements. See Table 1.

Etymology. From Latin, flavus (yellow) + nitidus (shiny, polished), referring to the shiny yellowish basic colouration of this new species; an adjective.

Distribution. Indonesia (northwestern highlands of Sumatra) ( Fig. 12 View Fig ).

Biology. Unknown; all known specimens were collected at mercury or fluorescence lights.


Departamento de Biologia de la Universidad del Valle


Tavera, Department of Geology and Geophysics


American Museum of Natural History


Canadian National Collection of Insects, Arachnids, and Nematodes


University of Southern Indiana


Zoological Reference Collection, National University of Singapore













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