Ceratina (Euceratina) acuta Friese, 1896 *

Distribution: WEST PALAEARCTIC: Mainly Ponto-Mediterranean, spanning Southern Europe and east to Kazakhstan (Terzo & Rasmont 2011, Ascher & Pickering 2021).

Local distribution fig. 15.9

Material examined. Bekaa: Jord Aarsal, Howiyit Al Borj, 2008 m, 11.VII.2019, 2♀, leg. Boustani M.

Mount Lebanon: Shouf Biosphere Reserve, Barouk-Maaser dirt road, 1769 m, 16.V.2019, 1♀, 1♂, leg. Boustani M.

N. Lebanon: Harissa, Al Jawar, 1765 m, 28.VI.2017, 1♂, leg. Boustani M.; Hadath El Jebbe, Road to Wadi Ain El Raha , 1547 m, 29.VI.2017, 1♀, leg. Boustani M.; Arz Tannourine, 1792 m, 13.VII.2017, 1♀, leg. Boustani M.; Hadath El Jebbe, Border of the Cedar Forest , 1618 m, 28.VII.2017, 1♀, leg. Boustani M.; Forest of the Cedars of God, Forest Limit , 1897 m, 2.VII.2019, 1♀, 1♂, leg. Boustani M.; Arz Tannourine, Main Gate , 1794 m, 4.VII.2019, 1♀, leg. Boustani M., coll. MBOU; Tannourine El Fawka, Salon de l’église, 1244 m, 4.VII.2019, 1♀, leg. Ghisbain G., coll. UMONS; Fehta, El Biara, 1664 m, 25.VII.2019, 3♀, leg. Boustani M.; Hadath El Jebbe, Al Fouar, 1529 m, 25.VII.2019, 1♀, leg. Boustani M., Mouawad G.; Tannourine Reserve, Trail 4, 1781 m, 27.VII.2019, 1♀, leg. Boustani M.; Forest of the Cedars of God, Forest Limit , 1897 m, 20.VIII.2019, 1♀, leg. Boustani M.; Hadath El Jebbe, Al Fouar, 1529 m, 23.VIII.2019, 2♀, Boustani M., Mouawad G., all coll. MBOU .

Flower records. Apiaceae: Eryngium billardieri; Boraginaceae: Cynoglossum nebrodense; Caryophyllaceae: Dianthus cf strictus; Caprifoliaceae: Scabiosa argentea; Fabaceae: Alyssum sp., Ononis natrix: Lamiaceae: Marrubium cf cuneatum; Sideritis libanotica, Stachys distans; Plumbaginaceae: Acantholimon libanoticum; Rosaceae: Rubus sanctus .

Few data are available for this species pollen preferences in literature (Terzo 2011), but it seems to have a wide range including Dipsacaceae, Asteraceae and Lamiaceae .