Copulatory organs of Pterotricha spp.: a) apical portion of the male palp of P. arabica sp. n.; b) dissected bulb of P. arabica sp. n.; c, d) epigyne of P. arabica sp. n., dorsal and ventral views; e, f) epigyne of P. cf. dalmasi, dorsal and ventral views. Abbreviation: Re: receptacle.

  Part of: Zamani A (2018) The spider genus Pterotricha Kulczyński, 1903 (Araneae, Gnaphosidae) in the United Arab Emirates. Evolutionary Systematics 2: 151-161.