Easily mistaken for bumble bees, carpenter bees of X. nasalis are relatively large, with a sturdy, black, lustrous body. Their thorax can exceed 5 mm in length, and some have yellow markings on their head.Hannan MA, Alqarni AS, Owayss AA, Engel MS. (2012) The large carpenter bees of central Saudi Arabia, with notes on the biology ofXylocopa sulcatipes Maa (Hymenoptera, Apidae, Xylocopinae).ZooKeys 201: 1–14. doi: 10.3897/zookeys.201.3246
