A new species of freshwater amphipod, Gammarus baysali sp. nov., collected from Cumayanı Cave (Zonguldak Province, Turkey) is described and illustrated. The new species belongs to the Gammarus pulex-group. The most discriminant characters of this species are the minute eyes, densely setose fifth peduncle and flagellar segments of antenna 2, elongated pereopods, and setose anterior margins of pereopod 5 to 7. Additionally, the palp of right maxilla 1 has 4 setae along its outer margin. A detailed morphological description and illustrations of the new species are provided, and differences from related species are discussed.
ÖZBEK, MURAT; YURGA, LEVENT; and KÜLKÖYLÜOĞLU, OKAN
"Gammarus baysali sp. nov., a new freshwater amphipod species from Turkey (Amphipoda: Gammaridae),"
Turkish Journal of Zoology: Vol. 37:
2, Article 5.
Available at: https://journals.tubitak.gov.tr/zoology/vol37/iss2/5