figure 2 Zebrus pallaoroi sp. nov. nmp P6V 144300, paratype, male, 27.72 + 6.83 mm, Kostanjica, Boka Kotorska, Adriatic Sea, Montenegro: (A) posterior and anterior nostrils; (B) pelvic fin with anterior membrane; (C) ventrolateral head ridges marked with black arrows and transversal connection marked with a grey arrow, small mental fold visible at the lower lip, anteriorly from the transversal connection of ventrolateral ridges. Zebrus zebrus: nmp P6V 142593, male, 21.84 + 5.6 mm, Selce, Kvarner area, Croatia: (D) posterior and anterior nostrils; (E) pelvic fin with anterior membrane; (F) ventrolateral head ridges marked with black arrows. photos by m. kovačiĆ.

Published as part of Cooper, David, Yamaguchi, Nobuyuki, Macdonald, David, Nanova, Olga, Yudin, Viktor, Dugmore, Andrew & Kitchener, Andrew, 2021, Zebrus pallaoroi sp. nov.: a new species of goby (Actinopterygii: Gobiidae) from the Mediterranean Sea with a DNA-based phylogenetic analysis of the Gobius-lineage, pp. 285-317 in Contributions to Zoology 90 (1) on page 296, DOI: 10.1163/18759866-bja10018, http://zenodo.org/record/8343383