Lasioglossum ( Sphecodogastra ) laevoides Ebmer, 2005

Murao, Ryuki, 2017, Bees of the Hemihalictus series of Lasioglossum Curtis (Hymenoptera, Halictidae) in South Korea, Zootaxa 4268 (4), pp. 451-488 : 474-475

Lasioglossum ( Sphecodogastra) laevoides Ebmer, 2005

Fig. 5A

Lasioglossum ( Evylaeus) laevoides Ebmer 2005: 371 , Figs 18–20, 23–25 ( ♀ ♂) [ Holotype: Biologiezentrum/ Oberösterreichisches Landesmuseum, Linz, Austria, ♀, type locality = 90 km, N Ulabaatar, Mongolia, examined]. Evylaeus ( Evylaeus) laevoides: Pesenko 2007b: 83 (in key), 89 (in key), 103, Figs 19–20 ( ♂).

Diagnosis. This species is separated from other members of the calceatum group occurring in eastern Asia by a combination of the following character states: female head wider than long (length/width ratio 0.91–0.95, n = 5); male head nearly as long as wide; male labrum and mandible yellow; male antenna short, not reaching metasoma; IS of mesoscutum smooth over entire surface in both sexes; female metapostnotum short, nearly as long as metanotum; and the disc of female T1 with sparse fine PP [male characters cited from Pesenko (2007b)].

Specimens examined. (n = 8) [ South Korea] GW: 1♀, Mt. Gariwang-san, Jeongseon-gun, 30. vii. 2013 ( R. Murao, cMur). JN: 7♀, Yangcheon-ri, Ganjeon-myeon, Gurye-gun, 24. v. 2011 ( W. Kim, ELKU) .

Distribution. South Korea (new record), Eastern Siberia, Mongolia, China.

Flight period in South Korea. Female: May to July. Males have not been recorded from South Korea. Males are collected from July in China ( Ebmer 2005).

Flower records in South Korea. Not recorded.

Figures

FIGURE 5. A – E: mesoscutum. A: Lasioglossum laevoides Ebmer. B: L. subfulvicorne subfulvicorne (Blüthgen). C: L. vulsum (Vachal). D: L. nipponense (Hirashima). E: L. albipes villosum Ebmer. A – E: ♀.