The Changhsingian (Late Permian) ammonoids from Baghuk Mountain (Central Iran) Author Korn, Dieter 286CA4F3-7EBC-4AEF-A66A-B2508D001367 Museum für Naturkunde, Leibniz Institut for Research on Evolution and Biodiversity, Invalidenstrasse 43, 10115 Berlin, Germany. dieter.korn@mfn.berlin Author Hairapetian, Vachik 1AB10F8F-4576-481B-9270-5DCD25110DBB Department of Geology, Esfahan (Khorasgan) Branch, Islamic Azad University, Esfahan, Iran. vhairap@gmail.com Author Ghaderi, Abbas 925F2B42-7326-4461-B2A6-83CB83ECCC63 Department of Geology, Faculty of Science, Ferdowsi University of Mashhad, Azadi Square, 9177948974, Mashhad, Iran. aghaderi@um.ac.ir Author Leda, Lucyna 81481AFA-C8EE-4E90-A954-FD0E7987621E Museum für Naturkunde, Leibniz Institut for Research on Evolution and Biodiversity, Invalidenstrasse 43, 10115 Berlin, Germany. lucyna.skorpion3@wp.pl Author Schobben, Martin 44C2A45A-B16C-434F-8F22-FC9C0FCA2551 Utrecht University, Department of Earth Sciences, Princetonlaan 8 A, 3584 CB Utrecht, The Netherlands. & Department of Geology, Esfahan (Khorasgan) Branch, Islamic Azad University, Esfahan, Iran. schobbenmartin@gmail.com Author Akbari, Amir 3C9DB6F9-2034-418F-876C-49359D07D29F Department of Geology, Esfahan (Khorasgan) Branch, Islamic Azad University, Esfahan, Iran amakbari80@yahoo.com text European Journal of Taxonomy 2021 2021-10-27 776 1 106 journal article 3782 10.5852/ejt.2021.776.1559 453c885c-f427-4a38-ab97-dc14b686e126 2118-9773 5604715 226B6C59-8620-4A29-9BEF-359BE67A1A2C Genus Lutites Korn & Hairapetian gen. nov. urn:lsid:zoobank.org:act: 5B2AB929-F903-46B0-B108-A1C57458A1DA Type species Lutites lyriformis Korn & Hairapetian gen. et sp. nov. , Baghuk Mountain. Diagnosis Genus of the family Dzhulfitidae with large conch; maximum adult diameters about 140 mm . Adult stage with compressed, subtrapezoidal whorl profile; flanks concave, venter flat or concave. Subadult stage with conical ventrolateral nodes, adult stage with weak ribs or delicate plications. Suture line with deep external lobe (deeper than adventive lobe), ventral prongs unsubdivided or notched. Etymology Named after the Lut Desert, which extends to the North-East of Baghuk Mountain. Included species Alibashites stepanovi Korn & Ghaderi in Korn et al. , 2016 ; Lutites paucis Korn & Hairapetian gen. et sp. nov. ; Lutites alius Korn & Hairapetian gen. et sp. nov. ; Lutites profundus Korn & Hairapetian gen. et sp. nov. ; Lutites lyriformis Korn & Hairapetian gen. et sp. nov. ; Lutites plicatus Korn & Hairapetian gen. et sp. nov. Remarks Lutites gen. nov. differs from Paratirolites and related genera in the compressed subtrapezoidal, pearshaped whorl profile and in the very deep external lobe.