Osmia (Hemiosmia) anceps Pérez, 1895

Müller, Andreas, 2020, Palaearctic Osmia bees of the subgenera Hemiosmia, Tergosmia and Erythrosmia (Megachilidae, Osmiini): biology, taxonomy and key to species, Zootaxa 4778 (2), pp. 201-236 : 210-211

Osmia (Hemiosmia) anceps Pérez, 1895

Osmia anceps Pérez, 1895: 11 . Type material: Lectotype ♀, by designation of Tkalců (1975), “ Médénin ” ( Tunisia), Muséum Na- tional d’Histoire Naturelle Paris. Synonymy with Osmia uncicornis Pérez in Tkalců (1975) , rejected by Haeseler (2005).

Osmia (Hemiosmia) pulchra Tkalců, 1975: 46 . Type material: Holotype ♂, “ Gafsa ” ( Tunisia), Muséum National d’Histoire Naturelle Paris. Synonymy in Haeseler (2005).

Literature records. LIBYA: Jabal al Gharbi (Jadu), Tripolis (Tripolis) ( Zanden 1994; Haeseler 2005). TUNISIA: Gafsa (Gafsa), Jendouba (Tabarka), Médenine (Djerba, Médenine, Zarzis), Sousse (Sousse), Tozeur (Nefta) ( Zanden 1994; Haeseler 2005).

New records. ALGERIA: Tébessa: Betita , 29.2.2008, 1♀ (leg. N. Benarfa) . TUNISIA: Béja: 5 km NW Ouech- tata, 29.4.2012, 3♀, 1♂ (leg. C. Praz, C. Sedivy, A. Müller) ; Gafsa: Gafsa, 5.4.2001, 1♀ (leg. M. Halada) ; Jendouba: 20 km E Tabarka , 17.4.2001, 1♀, 1♂ (leg. M. Halada) ; Kasserine: Sbeitla , 18.4.1994, 1♀ (leg. M. Schwarz) ; Médenine: 5 km W Metameur , 24.4.2012, 1♀ (leg. C. Praz) ; Nabeul: Kelibia , 15km SSW Cap Bon, 24.3.1988, 1♂ (leg. G.E. Nilsson) ; Tozeur: Nefta , 25.4.2012, 2♀ (leg. C. Praz, C. Sedivy, A. Müller) .

Distribution. From eastern Algeria over Tunisia to western Libya. To the present knowledge, the range of O. anceps does not overlap with that of the more easternly distributed O. chrysolepta .

Pollen hosts. Oligolectic on Fabaceae (Tab. 1) with strong preference for Loteae (e.g. Lotus , Hippocrepis ).

Nesting biology. Unknown.