An annotated checklist of the Niphargidae (Crustacea: Amphipoda) of Greece Author Ntakis, Alexandros Hellenic Centre for Marine Research, Institute of Marine Biological Resources and Inland Waters, 46.7 km Athens-Sounio Av., Anavyssos 19013, Greece. & ntakisal @ gmail. com; https: // orcid. org / 0000 - 0002 - 7072 - 5838 Author Karaouzas, Ioannis Hellenic Centre for Marine Research, Institute of Marine Biological Resources and Inland Waters, 46.7 km Athens-Sounio Av., Anavyssos 19013, Greece. Author Fišer, Cene Department of Biology, Biotechnical Faculty, University of Ljubljana, Jamnikarjeva ul. 101, 1000 Ljubljana, Slovenia. Cene. Fiser @ bf. uni-lj. si; https: // orcid. org / 0000 - 0003 - 1982 - 8724 Author Stoch, Fabio Evolutionary Biology & Ecology, Universiteì Libre de Bruxelles, Avenue F. D. Roosevelt 50, 1050 Brussels, Belgium. fabio. stoch @ ulb. ac. be; https: // orcid. org / 0000 - 0003 - 4535 - 3769 text Zootaxa 2020 2020-05-11 4772 3 517 544 journal article 22258 10.11646/zootaxa.4772.3.5 7ad954d2-0a0d-4ad5-934c-62d5437e6c32 1175-5326 3856611 F1A70B05-FE1B-4DB2-A7DE-C19F4C07EE66 Niphargus adei Karaman S., 1934 Published records: Karaman S. (1934); Karaman G.S. (2018b). Distribution: Endemic to Greece : Samothraki Island (TH). Type material: Holotype : male 8 mm on 3 slides [412/1–412/3] = Samothraki Island , Greece , Aegean Sea, 1933, 4 exp. (leg. Ade ) ,. Paratype : male 7 mm [412/4], data same as for holotype, (leg. Ade ) . Holotype and paratype are deposited in KCPM . Remarks: This species was initially described by Karaman S. (1934), and re-described by Karaman G.S. in 2018, using the type material. It is known so far from only the type locality. The exact type locality of this species is unknown. Etymology: This species was named in honor of its collector, the botanist Alfred Adei.