57.342, 23.769: 10 Treatments

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Nysson waleedi   sp. nov.  Schmid-Egger, Christian & Al-Jahdhami, Ali A., 2025, Nyssonini of the Arabian Peninsula with description of six new species (Hymenoptera, Spheciformes, Bembicidae), Zootaxa 5696 (2), pp. 247-259 : 253 253
Nysson woodi   sp. nov.  Schmid-Egger, Christian & Al-Jahdhami, Ali A., 2025, Nyssonini of the Arabian Peninsula with description of six new species (Hymenoptera, Spheciformes, Bembicidae), Zootaxa 5696 (2), pp. 247-259 : 253-255 253-255
Cerceris vagula     Dollfuss, Hermann, 2023, Sphecid wasps of the genus Cerceris LATREILLE, 1802 from Oman, with description of three new species (Hymenoptera, Apoidea, Crabronidae), Linzer biologische Beiträge 54 (2), pp. 407-416 : 411 411
Cerceris alboatra     Dollfuss, Hermann, 2023, Sphecid wasps of the genus Cerceris LATREILLE, 1802 from Oman, with description of three new species (Hymenoptera, Apoidea, Crabronidae), Linzer biologische Beiträge 54 (2), pp. 407-416 : 408 408
Cerceris albicincta     Dollfuss, Hermann, 2023, Sphecid wasps of the genus Cerceris LATREILLE, 1802 from Oman, with description of three new species (Hymenoptera, Apoidea, Crabronidae), Linzer biologische Beiträge 54 (2), pp. 407-416 : 407 407
Cyprinion muscatense     Esmaeili, Hamid Reza, Jufaili, Saud Al, Masoumi, Amir Hassan & Zarei, Fatah, 2022, Ichthyodiversity in southeastern Arabian Peninsula: Annotated checklist taxonomy, short description and distribution of Inland fishes of Oman, Zootaxa 5134 (4), pp. 451-503 : 463 463
Cerceris chromatica     Dollfuss, Hermann, 2023, Sphecid wasps of the genus Cerceris LATREILLE, 1802 from Oman, with description of three new species (Hymenoptera, Apoidea, Crabronidae), Linzer biologische Beiträge 54 (2), pp. 407-416 : 408 408
Cerceris difficilis     Dollfuss, Hermann, 2023, Sphecid wasps of the genus Cerceris LATREILLE, 1802 from Oman, with description of three new species (Hymenoptera, Apoidea, Crabronidae), Linzer biologische Beiträge 54 (2), pp. 407-416 : 409 409
Cerceris fischeri     Dollfuss, Hermann, 2023, Sphecid wasps of the genus Cerceris LATREILLE, 1802 from Oman, with description of three new species (Hymenoptera, Apoidea, Crabronidae), Linzer biologische Beiträge 54 (2), pp. 407-416 : 409 409
Cerceris tricolorata     Dollfuss, Hermann, 2023, Sphecid wasps of the genus Cerceris LATREILLE, 1802 from Oman, with description of three new species (Hymenoptera, Apoidea, Crabronidae), Linzer biologische Beiträge 54 (2), pp. 407-416 : 411 411