Delta dimidiatipenne (de Saussure, 1852)

Distribution in the Arabian Peninsula: Kuwait (Walker & Pittaway 1987; Al-Houty 1989, 1997), Oman (Walker & Pittaway 1987; Gusenleitner 2004, 2005, 2013; Castro & Dvořák 2009; Monks et al. 2019), Qatar (Guichard 1986), Saudi Arabia (de Saussure 1852 as Eumenes dimidiatipennis; Giordani Soika 1970; Guichard 1986; Walker & Pittaway 1987; Gadallah 2003; El-Hawagry et al. 2013 as Eumenes dimidiatipennis), United Arab Emirates (Roche 1981; Guichard 1986; Gillett & Howarth 2004; Gillett & Gillett 2005 as Delta diminuatipenne; Howarth & Gillett 2008; Gusenleitner 2010), Yemen (including Sokotra) (Kirby 1903 as E. dimidiatipennis; Kohl 1906 as E. dimidiatipennis; Giordani Soika 1974; Wahis 2000; Gusenleitner 2007; Castro & Dvořák 2009; Dvořák & Carpenter 2010; Gusenleitner 2013; Madl 2018).

Extralimital distribution: Afghanistan, Algeria, Canary Islands, Chad, Djibouti, Egypt, Eritrea, Ethiopia, India, Iran, Jordan, Mauritania, Morocco, Nepal, Niger, Pakistan, Somalia, South Africa, Sudan, Syria, Tajikistan, Turkmenistan, Turkey, Uganda.