The Muscidae (Diptera) of Saudi Arabia, descriptions of two new species, new records and updated list of species Author Dawah, Hassan A. Centre for Environmental Research and Studies, Jazan University, P. O. Box 2095, Jazan, Kingdom of Saudi Arabia. Author Abdullah, Mohammed A. 0000-0002-3323-3623 Department of Biology, College of Science, King Khalid University, PO Box 9004, Abha- 61413, Kingdom of Saudi Arabia. mohd _ robiya @ hotmail. com; https: // orcid. org / 0000 - 0002 - 3323 - 3623 mohd_robiya@hotmail.com Author Deeming, John C. 0000-0002-6703-8180 National Museum of Wales, Department of Natural Sciences, Entomology Section, Cardiff, CF 10 3 NP, UK. john. deeming @ museumwales. ac. uk; https: // orcid. org / 0000 - 0002 - 6703 - 8180 john.deeming@museumwales.ac.uk text Zootaxa 2020 2020-10-30 4869 1 1 54 journal article 8861 10.11646/zootaxa.4869.1.1 c285848a-ccaf-4f48-8e05-7f9cf6acf225 1175-5326 4418246 C34E9D0C-336A-4F4B-A670-2F342470839D Atherigona (Acritochaeta) orientalis Schiner, 1868 ( Fig. 43 ) Atherigona orientalis Schiner, 1868: 295 . Atherigona excisa (Thomson) is an often cited synonym. Specimens examined. 1m , Asir , Keratha , Al-Ethrebany Fruit Farm , 1–20.xi.2013 , Malaise trap , H.A. Dawah ( CERS ) . Distribution. This species was previously recorded from Saudi Arabia by Beccari (1971) . This species is tropically and subtropically cosmopolitan. It was described from the Nicobar Islands . In Arabian Peninsula it is known from Oman and Yemen ( Pont 1991 ). Biological remarks. Developing in a variety of substrates, from rotting fruit to dung, the larvae are active predators upon those of other flies and other soft-bodied insects.