Identifying Neogobius species from the southern Caspian Sea by otolith shape (Teleostei: Gobiidae) Author Davoodi, Parisa Author Rahimian, Hassan text Zootaxa 2016 2016-12-05 4205 1 81 86 journal article 10.11646/zootaxa.4205.1.7 a1ed8c3a-8d5e-4001-9b8a-13258ce994c7 1175-5326 192560 F521B39B-2DD3-4880-A7E0-F403FC10A8F4 Key to the Caspian species of Neogobius based on otoliths morphology 1a Otoliths discoidal without anterioventral and posteriodorsal projections.................................... N . pallasi 1b Otoliths squared or rhomboidal, with anterioventral and posteriodorsal projections................................. 2 2a Otoliths squared, with conspicuous anterioventral and posteriodorsal projections............................ N . caspius 2b Otoliths squared to rhomboid with small anterioventral and posteriodorsal projections.................. N . melanostomus