Anthocoris, Fallen, 1814

Yamada, Kazutaka & Yasunaga, Tomohide, 2021, The tribe Anthocorini in Japan (Hemiptera: Anthocoridae): descriptions of new species, review of distribution and bionomics, Acta Entomologica Musei Nationalis Pragae 61 (2), pp. 375-426 : 389-391

publication ID	https://doi.org/ 10.37520/aemnp.2021.022
publication LSID	lsid:zoobank.org:pub:32519CC9-3658-469A-926D-6A1EBEE0FC59
persistent identifier	https://treatment.plazi.org/id/03D687AF-A131-FFE0-69DC-FB1CFA0185AC
treatment provided by	Plazi
scientific name	Anthocoris
status

Treatment

Key to Japanese species of Anthocoris View in CoL View at ENA

1. Hemelytra uniformly black or dark, without whitish markings ( Fig. 7 View Fig ). .................................................... 2

– Hemelytra with some whitish markings ( Fig. 8 View Fig ). .... 7

2. Anterior half of hemelytra densely covered with recumbent whitish silver setae ( Fig. 7A View Fig ); antennal segment III mostly pale brown ( Fig. 7A View Fig ). ....................... ................................................... A. chibi Hiura, 1959

– Anterior half of hemelytra without whitish silver setae ( Figs 7C,G,I,K View Fig ), or covered with pruinose setae ( Fig. 7E View Fig ); antennal segment III uniformly blackish or darkish brown ( Figs 7C–L View Fig ). ......................................... 3

3. Hemelytra more or less brown or reddish brown at base or in basal half ( Figs 7C,I View Fig ); antennal segment II mostly pale brown ( Figs 7C,I View Fig ). ................................ 4

– Hemelytra uniformly black ( Figs 7E,G,K View Fig ); antennal segment II black or blackish brown ( Figs 7E,G,K View Fig ). .. 5

4. Pronotum uniformly blackish brown ( Fig. 7C View Fig ); a strip along the inner embolioum dull or pruinose, the outer portion of the embolium shiny; tibiae mostly pale brown ( Figs 7C–D View Fig ); paramere subapically with a sharply defined projection ( Figs 10D View Fig , 13E–F View Fig ). .......... ........................................... A. confusus Reuter, 1884

– Pronotum light brown or reddish brown on posterior half ( Fig. 7I View Fig ); embolium entirely shiny; tibiae mostly reddish brown to blackish brown ( Figs 7I–J View Fig ); paramere slender, curved, gradually acute at apex ( Figs 13K–L View Fig ). ................... A. nemoralis ( Fabricius, 1794)

5. Membrane with broad whitish band on basal part ( Fig. 7E View Fig ); body 3.3–4.0 mm in length. ................................ ....................................... A. japonicus Poppius, 1909

– Membrane with two or three whitish or greyish pale markings ( Figs 7G,K View Fig ); body 4.0–5.0 mm in length. ... 6

6. Membrane with two small, indistinct grayish pale markings ( Fig. 7G View Fig ); labium reaching to middle of prosternum (not reaching procoxae) ( Fig. 7H View Fig ). ............... .................................. A. kalopanacis Kerzhner, 1977

– Membrane with three large, irregular-shaped whitish markings ( Fig. 7K View Fig ); labium just reaching procoxae ( Fig. 7L View Fig ). .......................... A. takahashii Hiura, 1959

7. Head and callus of pronotum usually orangish brown to reddish brown ( Figs 8A–B View Fig ); paramere sickle-shaped, rather widened ( Figs 14A–C View Fig ); copulatory tube approximately 0.25 mm in length, very thick and wrinkled at basal 2/3 ( Fig. 15F View Fig ). ............................... .......................................... A. miyamotoi Hiura, 1959

– Head and pronotum uniformly blackish ( Figs 8E–H View Fig ); paramere slender, very slightly curved ( Figs 14D–F View Fig ); copulatory tube approximately 0.8 mm in length, basally thickened with a few twists ( Fig. 15G View Fig ). ............. ................................................... A. venustus sp. nov.