Contacyphon dilutus (Broun, 1883)

Kiałka, Agata & Ruta, Rafał, 2017, An illustrated catalogue of the New Zealand marsh beetles (Coleoptera: Scirtidae), Zootaxa 4366 (1), pp. 1-76 : 33

Contacyphon dilutus (Broun, 1883)

( Fig. 9H )

Cyphon dilutus Broun 1883: 372 . Broun 1886: 781 (reprinted excerpt of Broun 1883). Pic 1914: 31 (catalogue, as Cyphon dilutus Broun, 1886 ). Macfarlane et al. 2011: 420 (catalogue). Contacyphon dilutus: Zwick et al. 2013: 341 (as Contacyphon dilutus (Broun, 1886)) .

Type locality. Tairua.

Broun number: 1390.

Type material examined. 1 ex. Holotype (NHM): card-mounted, genitalia mounted on glass slide pinned together with the specimen, “Holo- \ type” [round label with red border], “1390.” [in Broun’s hand], “New Zealand. [red underline] \ Broun Coll. \ Brit. Mus. \ 1922-482.”, “ Cyphon \ dilutus ” [in Broun’s hand], “Holotype \ Cyphon dilutus \ Broun \ det. T. Nyholm 1981” [in Nyholm’s hand].

Remarks. Broun described the species on the basis of a single specimen from Tairua (Broun 1883). According to Broun (1883), the species superficially resembles Mesocyphon or Atopida testacea .

Figures

FIGURE 9. Primary type specimens of New Zealand Scirtidae. A) Lectotype, Contacyphon aethiops (Broun, 1886); B) Holotype, Contacyphon amplus (Broun, 1880); C) Holotype, Contacyphon arduus (Sharp, 1878); D) Lectotype, Contacyphon brouni (Pic, 1913); E) Holotype, Contacyphon burrowsi (Broun, 1915); F) Holotype, Contacyphon cincticollis (Broun, 1915); G) Lectotype, Contacyphon deterius (Broun, 1914); H) Holotype, Contacyphon dilutus (Broun, 1886); I) Lectotype, Contacyphon discedens (Broun, 1893); J) Holotype, Contacyphon fuscifrons (Broun, 1893); K) Lectotype, Contacyphon genalis (Sharp, 1878); L) Holotype, Contacyphon crassus (Broun, 1886).Scale bar = 1 mm.