Contacyphon discedens (Broun, 1893)

Kiałka, Agata & Ruta, Rafał, 2017, An illustrated catalogue of the New Zealand marsh beetles (Coleoptera: Scirtidae), Zootaxa 4366 (1), pp. 1-76 : 33-34

Contacyphon discedens (Broun, 1893)

( Fig. 9I )

Cyphon discedens Broun 1893: 1143 . Pic 1914: 31 (catalogue). Macfarlane et al. 2011: 420 (catalogue). Contacyphon discedens: Zwick et al. 2013: 341 .

Type locality. Mount Arthur.

Broun number: 2027.

Type material examined. 4 exx. Lectotype (NHM, here validated): card-mounted, genitalia mounted on glass slide pinned together with the specimen, “LECTO- \ TYPE” [round label with blue border], “2027.” [in Broun’s hand], “Mount Arthur”, “New Zealand. [red underline] \ Broun Coll. \ Brit. Mus. \ 1922-482.”, “ Cyphon \ discedens ” [in Broun’s hand], “Lectotype \ Cyphon discedens \ Broun \ det. T. Nyholm 1981” [in Nyholm’s hand]. Paralectotype (NHM, here validated): card-mounted, genitalia mounted on glass slide pinned together with the specimen, “PARA- \ LECTO- \ TYPE” [round label with blue border], “2027.” [in Nyholm’s hand], “Mount Arthur” [in Nyholm’s hand], “New Zealand. [red underline] \ Broun Coll. \ Brit. Mus. \ 1922-482.” [in Nyholm’s hand], “Paralectotype \ Cyphon discedens \ Broun \ det. T. Nyholm 1981” [in Nyholm’s hand]. Paralectotype (NHM, here validated): card-mounted, genitalia mounted on glass slide pinned together with the specimen, “PARA- \ LECTO- \ TYPE” [round label with blue border], “2027.” [in Broun’s hand], “Mount \ Arthur” [in Broun’s hand], “New Zealand. [red underline] \ Broun Coll. \ Brit. Mus. \ 1922-482.”, “Paralectotype \ Cyphon discedens \ Broun \ det. T. Nyholm 1981” [in Nyholm’s hand]. Paralectotype (NHM, here validated): cardmounted, genitalia mounted on glass slide pinned together with the specimen, “PARA- \ LECTO- \ TYPE” [round label with blue border], “2027.” [in Nyholm’s hand], “Mount Arthur” [in Nyholm’s hand], “New Zealand. [red underline] \ Broun Coll. \ Brit. Mus. \ 1922-482.” [in Nyholm’s hand], “Paralectotype \ Cyphon discedens \ Broun \ det. T. Nyholm 1981” [in Nyholm’s hand], “ Cyphon ♀ \ pauper Broun \ det. T. Nyholm 1981” [in Nyholm’s hand].

Remarks. Broun (1893) examined three specimens collected by Cheeseman and Adams on Mount Arthur.

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.