Lasioglossum (Sphecodogastra) affine ( Smith, 1853 )

Murao, Ryuki, 2017, Bees of the Hemihalictus series of Lasioglossum Curtis (Hymenoptera, Halictidae) in South Korea, Zootaxa 4268 (4), pp. 451-488 : 469-470

Lasioglossum (Sphecodogastra) affine ( Smith, 1853)

Figs 3 B, 4A

Halictus affinis Smith 1853: 64 [Syntype (s?): Natural History Museum , London , United Kingdom; ♂, type locality = Foo-chofoo , north China (= Fuzhou, Fujiang Prov.), China, examined].

Halictus leoninus Vachal 1903: 130 [Syntypes: Muséum National d’ Histoire Naturelle, Paris, France; 4♂, non ♀ (= Lasioglossum duplex ), type locality = Japan]. Synonymy by Blüthgen (1926b: 348 = Halictus mandarinus ).

Halictus mandarinus Strand 1910: 192 [Holotype: Museum für Naturkunde an der Humboldt Universität zu Berlin, Germany; ♀, type locality = Kiautschou, Tsingtou (now Qingdao , Shandong Prov.), China]. Synonymy by Blüthgen (1930a: 71).

Halictus nagasakiensis Strand 1910: 201 [Holotype: Museum für Naturkunde an der Humboldt Universität zu Berlin, Germany; ♀, type locality = Nagasaki, Japan]. Synonymy by Blüthgen (1922a: 54 = Halictus mandarinus ).

Halictus investigator Strand 1910: 203 [Holotype: Museum für Naturkunde an der Humboldt Universität zu Berlin, Germany; ♀, type locality = Tsingtou, Iltisberge (now Qingdao , Shandong Prov.), China]. Synonymy by Ebmer (1978a: 202).

Halictus investigatoris Strand 1915: 63 [Syntypes: Senckenberg Deutsches Entomologisches Institut, Müncheberg, Germany; 2♀, type locality = Tsingtou (now Qingdao , Shandong Prov.), China]. Synonymy by Ebmer (1995).

Lasioglossum (Evylaeus) affine: Ebmer 1978a: 202 ; Ebmer 1995: 532; Murao & Tadauchi 2007: 181, Figs 9 , 10 , 11 , 56B, 58B (♀ ♂), 242 (in key), 244 (in key).

Evylaeus (Evylaeus) affinis: Pesenko 2007b: 82 (in key), 89 (in key), 100, Figs 11 ‒12 (♂).

Diagnosis. This species is separated from other members of the calceatum group occurring in eastern Asia by a combination of following character states: distance between vertex and posterior ocelli long, approximetry 2.7 × of a lateral ocellus diameter in female, 2.5 × in male; male antenna short, not reaching mesoscutellum; male F2 short, nearly as long as or 1.2 × F1; and the disc of female T1 with distinct tessellation ( Murao & Tadauchi 2007; Pesenko 2007b).

Specimens examined. (n = 53) [ South Korea] GW: 1♀, Pupan-myon, Hongcheon-gun, 20. v. 1992 (O. Tadauchi, ELKU) ; 1♀, Bougmyong-ri , Dongsan-myon, Chunchon-gun, 21. vii. 1992 (K. Kanmiya, ELKU) . GG: 1♀, Buncheon-ri , Bongdam-eup, 23. v. 2011 (W. Kim, ELKU) . JB: 4♀, Ganggi-ri , Ibaek-myon, Namwon-si, 24. v. 2011 (W. Kim, ELKU) . GN: 1♀, Idong , Gimhae-si, 14. v. 2011 (O. Tadauchi, ELKU) . JJ: 3♀, Chonjiyen wasterfall, Sogwipo-si, 25. iv. 1997 (O. Tadauchi, ELKU) ; 2♀, Kaewol bridge, Mt. Halla-san, 26. vii. 1990 (O. Tadauchi, ELKU) ; 3♀, Kwangpyong-ri , Namjeju-gun, 23. iv. 1997 (O. Tadauchi, ELKU) ; 16♀ 1♂, Kwanumsa , alt. 500 m, Jeju-si, 14. ix. 1998 (O. Tadauchi, ELKU) ; 8♀, Myeong-do-am, alt. 400–600 m, Jeju-si , 15. ix. 1998 (O. Tadauchi, ELKU) ; 1♀, Ora-dong , Jeju-si, 23. vii. 1990 (O. Tadauchi, ELKU) ; 7♀ 1♂, Pyoson-ri , Namjeju-gun, 16. ix. 1998 (O. Tadauchi, ELKU) ; 3♀, Schwa beach, Pukjeju-gun, 25. iv. 1997 (O. Tadauchi, ELKU) .

Distribution. North Korea, South Korea, Russian Far East, China, Japan, Taiwan.

Flight period in South Korea. Female: April to September. Male: September.

Flower records in South Korea. This species has been recorded from the following at least six plant species in four families: Asteraceae : Aster yomena ; Eupatorium sp.; Sonchus sp. Brassicaceae : Brassica spp. Berberidaceae : Berberis sp. Lamiaceae : Salvia japonica .

Figures

FIGURE 3. A: pronotum in lateral view. B, C: posterior surface of propodeum. D, E: posterior area of mesoscutum. A: Lasioglossum apristum (Vachal). B: L. affine (Smith). C: L. transpositum (Cockerell). D: L. sibiriacum (Blüthgen). E: L. hoffmanni (Strand). A – E: ♀.

FIGURE 9. A, B: posterior surface of propodeum. C, D: genitalia (C, ventral view; D: lateral view). E, F: mesoscutellum. A, C, F: Lasioglossum subfulvicorne subfulvicorne (Blüthgen). B: L. transpositum (Cockerell). D: L. duplex (Dalla Torre). E: L. vulsum (Vachal). A – F: ♂.

FIGURE 10. A, B genitalia in dorsal view. C, D: labrum. A: Lasioglossum apristum (Vachal). B: L. duplex (Dalla Torre). C: L. villosulum (Kirby). D: L. allodalum Ebmer & Sakagami. A – D: ♂.

FIGURE 11. A, B: clypeus. C, D: metasomal sterna. A: Lasioglossum sakagamii Ebmer. B, D: L. villosulum (Kirby). C: L. japonicum (Dalla Torre). A – D: ♂.