Agrilus acastus Kerremans

Jendek, Eduard & Grebennikov, Vasily V., 2009, Revision of the Agrilus muscarius species-group (Coleoptera: Buprestidae) with description of thirteen new species from Palaearctic and Oriental regions, Zootaxa 2168, pp. 1-33 : 13-15

publication ID	https://doi.org/ 10.5281/zenodo.275076
DOI	https://doi.org/10.5281/zenodo.6219830
persistent identifier	https://treatment.plazi.org/id/5938EE11-FF9C-C221-57A1-ED5B6CCC9AFE
treatment provided by	Plazi
scientific name	Agrilus acastus Kerremans
status

Treatment

Agrilus acastus Kerremans View in CoL

Figs. 13 View FIGURES 13 – 18 , 65 View FIGURES 58 – 76

acastus Kerremans, 1913: 114 View in CoL .

Miwa, 1931: 125. Obenberger, 1936: 1069. Miwa & Chûjô, 1936: 15. Kurosawa, 1963b: 154. Kurosawa, 1974a: 2. Peng Zhongliang, 1987: 354. Jendek, 2000: 502. Hua Li Zhong, 2002: 89. Mühle, 2003: 46. Jendek, 2005: 3–4. Jendek, 2006: 396.

= horni Kerremans, 1914: 104 View in CoL –105 [ Sambus View in CoL ].

Jendek, 2000: 502 [synonym of acastus View in CoL ]. Jendek, 2006: 396 [synonym of acastus View in CoL ].

= ohbayashii Tôyama, 1987: 308 View in CoL .

Hua Li Zhong, 2002: 90. Jendek, 2005: 3–4 [synonym of acastus ]. Jendek, 2006: 396 [synonym of acastus ].

Diagnosis. This species is distinctive by the large extent of white elytral pubescence ( Fig. 13 View FIGURES 13 – 18 ) and mainly by the robust, apically expanded aedeagus ( Fig. 65 View FIGURES 58 – 76 ).

Length. 4.0– 4.6 mm.

Type series. Agrilus acastus Kerremans, 1913 . Lectotype, designated by Jendek (2000): Ƥ, DEI: “ Kankau ( Formosa) H. Sauter VII. [number strikethrough] 1912 [p] \ 7.IV. [p] \ Syntypus [p] [red label] \ Kerremanns [sic!] det. [p] \ Agrilus acastus Kerr. Type [h] [Kerremans' MS] \ Coll. DEI Eberswalde [p]”. The exact number of syntypes is unknown. Type locality. Formosa, Kankau.

Sambus horni Kerremans, 1914 View in CoL . Lectotype, designated by Jendek (2000): 3, DEI: “ Kankau (Koshun) Formosa H. Sauter V.1912 [p] \ Syntypus [p] [red label] \ Kerremanns [sic!] det. [p] \ Sambus Horni Kerr. View in CoL Type [h] [Kerremans' MS] \ Coll. DEI Eberswalde [p]”. The exact number of syntypes is unknown. Type locality. Formosa, Kankau: Koshun.

Agrilus ohbayashii Tôyama, 1987 View in CoL . Holotype: 3, NSMT: “ Sengpei Formosa 30. VII. 1976 K. Matsuda [h] [blue label] \ HOLOTYPE [p] Agrilus ohbayashii Tôyama, 1986 View in CoL [h] [red label]”. Described from 7 specimens. Type locality. Formosa Sengpei [Note: Type locality determined by lectotype (ICZN, Article 76.2.)]. Original published locality: Taiwan, Kaohsiung Hsien, Shanping near Liukuei.

Remarks. Kurosawa (1963a) described two subspecies: A. acastus tsushimanus and A. acastus nakanei , which are currently considered to be different species not belonging to the A. muscarius species-group. The name horni Kerremans, 1914 is a junior secondary homonym of horni Kerremans, 1900 (Agrilus) and horni Théry, 1904 (Agrilus) .

Specimens examined. This species is known to us only from the type specimens.

Distribution. Taiwan.