Mouth parts of Gammarus tumaf sp. nov., (holotype male). A. Upper lip; B. Lower lip; C. Left maxilla 1; D. Right maxilla 1; E. Maxilliped; F. Left maxilla 2; G. Right maxilla 2; H. Left mandible; I. Right mandible.

 
 
  Part of: Özbek M, Aksu İ, Baytaşoğlu H (2023) A new freshwater amphipod (Amphipoda, Gammaridae), Gammarus tumaf sp. nov. from the Gökgöl Cave, Türkiye. Zoosystematics and Evolution 99(1): 15-27. https://doi.org/10.3897/zse.99.89957