Fig. 4 in Fig. 4 in Fig. 3 in Fig. 21. Sesarmops mora n in Paralbunea dayriti Author Jouladeh-Roudbar, Arash Department of Fisheries, Faculty of Natural Resources, University of Tehran, Karaj, Alborz, Iran. E-mail: jouladehroudbar @ ut. ac. ir jouladehroudbar@ut.ac.ir Author Ghanavi, Hamid Reza Department of Biology, Lund University, Lund, Sweden. * Correspondence: E-mail: hamid. ghanavi @ gmail. com (Ghanavi) hamid.ghanavi@gmail.com Author Doadrio, Ignacio Biodiversity and Evolutionary Biology Department, Museo Nacional de Ciencias Naturales-CSIC, Madrid, Spain. E-mail: doadrio @ mncn. csic. es doadrio@mncn.csic.es text Zoological Studies 2020 2020-06-29 59 21 1 303 http://dx.doi.org/10.5281/zenodo.12822535 journal article 10.6620/ZS.2020.59-21 1810-522X Neogobius melanostomus (Pallas, 1814) – Native ( Fig. 437 ) Gobius cephalarges Pallas [P. S.] 1814: 155; Type locality: Feodosiya [Feodosia], Crimea , Ukraine . No types known. Gobius chilo Pallas [P. S.] 1814: 156; Type locality: Feodosiya [Feodosia], Ukraine . No types known. Gobius exanthematosus Pallas [P. S.] 1814: 160; Type locality: Shores of Crimea , Ukraine . No types known. Gobius melanio Pallas [P. S.] 1814: 157; Type locality: Shores of Crimea , Black Sea, Ukraine . No types known. Gobius melanostomus Pallas [P. S.] 1814: 151; Type locality: Sebvastopol, Crimea , Ukraine ; Balaklava, Ukraine . Syntypes : whereabouts unknown. Gobius virescens Pallas [P. S.] 1814: 158; Type locality: Bay, Crimea , Ukraine . No types known. Gobius affinis Eichwald [C. E. von] 1831: 75; Type locality: Balkhan Bay, Caspian Sea. No types known. Gobius sulcatus Eichwald [C. E. von] 1831: 75; Type locality: Balkhan Bay, Caspian Sea. No types known. Gobius lugens Nordmann [A. von] 1840: 414; Type locality: River , very rapid stream in Drudarium, Abasie [ Abkhazia ]. No types known. Gobius grossholzii Steindachner [F.] 1894: 137; Type locality: Lake Kuçuk-Çekilometersece [Küjük Cekilometersedze], Turkey , Sea of Marmara (Mediterranean Sea). Syntypes : (several) NMW 34032–34 (3), 34035–36 (2), 34037–42 (6), 34043–44 (2), 34045–50 (6), 34051–60 (13), 34061–62 (2), 49912 (2). Fig. 434. Distribution map of Mesogobius nonultimus . Fig. 435. Neogobius caspius . Photograph from Fereydunkenar shore, Caspian Sea basin. Common name : Pr: Gavmahi-ye gerd, Gavmahi domgerd, En: Round goby. Diagnosis : Distinguished by pelvic fin anterior membrane with lateral, rounded and shallow lobes (less than 20% width of anterior edge of membrane). Anterior part nape with cycloid scales, D 1 with large black blotch at rear. Meristic characters : D 1 : V–VIII (VI), D 2 : I 11–18, A: I–II (I) 9–14, P: 16–20, LS: 48–57, TV:?. Distribution : Caspian basin ( Fig. 438 ). Reported from a wide range of rivers along the Caspian coast of Iran including the Gorgan, Tonekabon, Sefidrud, Shimrud, Chemkhaleh, Rud-e Sere, Kargan, Navarus, Chalus, Babol and Haraz rivers, the Anzali wetland and the Anzali Shore, Gorgan Bay, the southeast Caspian Sea, southwest Caspian Sea and south-central Caspian Sea. Taxonomy : Berg (1949) placed in Neogobius . Conservation : IUCN: Least Concern ( Freyhof and Kottelat 2008x ).