Psammoecus triguttatus Reitter, 1874

Yoshida 1, Takahiro, Karner, Michael & Hirowatari, Toshiya, 2018, A Revision of Taiwanese Species in the Genus Psammoecus Latreille (Coleoptera, Silvanidae), Zoological studies 57 (18), pp. 1-18 : 13

Psammoecus triguttatus Reitter, 1874

( Fig. 1F )

Psamoecus triguttatus [sic] Reitter, 1874: 524. Type locality: Japan; Type examined. (misspelling)

Psammoecus triguttata [sic]: Hisamatsu 1982: 16.

Psammoecus triguttatus: Hetschko 1930: 82 . (catalogue) - Kamiya 1961: 18, pl. 5. - Sasaji 1985: 204, fig. 33 in pl. 32. - Halstead et al. 2007 - Yoshida and Hirowatari 2014: 26 , figs 1D, 6, 13J-L.

Specimens examined: TAIWAN: [Taipei City] 1 male (Catalog No. 123985), Mientien Shan, Beitou District, 2-VIII-1987, I. C. Hsu leg., Sweeping Net (NMNS). [Taoyuan City] 1 male (Catalog No. NMNS ENT 1637-928), Hotzuhu, 9-II-1991, I. S. Hsu leg., Sweeping Net (NMNS). [Nantou County] 5 males (Catalog No. NMNS ENT 1578-501, 563, 577, 608 & 642), Fenghuangku, Lugu Township, 16-18-VIII-1993, C. S. Lin & W. T. Yang leg., UV Light (NMNS); 1 male (Catalog No. NMNS ENT 1582-311), same locality, 20-22-IX-1993, C. S. Lin & M. L. Chan leg., UV Light (NMNS). [Nantou County?] 1 male, Nantow (Nankoson), C. FORMOSA, 21-XI-1962, K. Baba leg. (EUMJ). [Tainan City] 1 male, Kuantzuling, Baihe District, 28-V-1969, S. Hisamatsu leg. (EUMJ). [Kaohsiung City] 1 male, Liu Kui (= Liouguei), 2-IV-1986, K. Baba leg. (EUMJ); 1 male, same locality, 3-IV-1986, K. Baba leg. (EUMJ); 1 male, Fa Kuo Shan, near Liu Kui (= Liouguei), alt. 800 m, 8-IX-1986, K. Baba leg. (EUMJ).

Diagnosis: This species is closely similar to P. trimaculatus and P. labyrinthicus (see the diagnosis of P. trimaculatus and Yoshida and Hirawatari 2014).

Distribution: Taiwan; Japan.

Remarks: Yoshida and Hirowatari (2014) redescribed this species in detail using the male genital structure.

Figures

Fig. 1. Psammoecus species of Taiwan, habitus. (A) P. taiwanensis sp. nov. (B) P. delicatus Grouvelle (C) P. harmandi Grouvelle (D) P. dentatus Grouvelle (E) P. trimaculatus Motschulsky (F) P. triguttatus Reitter (G) P. labyrinthicus Yoshida and Hirowatari (H) P. simonis Grouvelle (I) P. hiranoi Yoshida and Hirowatari. Scale bar = 1.0 mm.