Gammarus elifedae n. sp., description of a new amphipod (Amphipoda: Gammaridae) species from Sarpunalınca Cave (Kastamonu, Türkiye), with an updated key for the Turkish freshwater Gammarus species

Makaleler > Tam Makale · 2026

Yazarlar: Murat ÖZBEK

ZOOTAXA, SCI Expanded İndekslerine Giren Dergi, Uluslararası, Wos, 2026, cilt 5757, ss 39-52

Özet

<p>As&nbsp;a&nbsp;result&nbsp;of&nbsp;the&nbsp;increasing&nbsp;number&nbsp;of&nbsp;studies&nbsp;in&nbsp;recent&nbsp;years,&nbsp;strong&nbsp;evidence&nbsp;has&nbsp;emerged&nbsp;that&nbsp;the&nbsp;amphipod&nbsp;</p><p>biodiversity&nbsp;in&nbsp;freshwater&nbsp;Türkiye&nbsp;is&nbsp;higher&nbsp;than&nbsp;previously&nbsp;thought.&nbsp;As&nbsp;a&nbsp;result&nbsp;of&nbsp;sampling&nbsp;in&nbsp;the&nbsp;Sarpunalınca&nbsp;Cave&nbsp;</p><p>in&nbsp;Küre&nbsp;Mountains&nbsp;National&nbsp;Park&nbsp;in&nbsp;the&nbsp;north&nbsp;of&nbsp;Anatolia,&nbsp;Türkiye,&nbsp;a&nbsp;new&nbsp;amphipod&nbsp;species,&nbsp;Gammarus&nbsp;elifedae&nbsp;sp.&nbsp;</p><p>nov.,&nbsp;was&nbsp;described.&nbsp;The&nbsp;type&nbsp;locality,&nbsp;Sarpunalınca&nbsp;Cave,&nbsp;is&nbsp;a&nbsp;horizontal&nbsp;cave&nbsp;with&nbsp;1683&nbsp;m&nbsp;length.&nbsp;Although&nbsp;the&nbsp;newly&nbsp;</p><p>described&nbsp;species&nbsp;was&nbsp;sampled&nbsp;from&nbsp;inside&nbsp;the&nbsp;cave,&nbsp;it&nbsp;has&nbsp;well-developed&nbsp;eyes,&nbsp;and&nbsp;its&nbsp;extremities&nbsp;are&nbsp;slightly&nbsp;elongated.&nbsp;</p><p>Gammarus&nbsp;elifedae&nbsp;sp.&nbsp;nov.,&nbsp;a&nbsp;typical&nbsp;Gammarus&nbsp;balcanicus-group&nbsp;species,&nbsp;has&nbsp;short&nbsp;setae&nbsp;on&nbsp;the&nbsp;posterior&nbsp;margins&nbsp;of&nbsp;its&nbsp;</p><p>3rd&nbsp;and&nbsp;4th&nbsp;pereopods.&nbsp;Two&nbsp;male&nbsp;individuals&nbsp;were&nbsp;sampled,&nbsp;but&nbsp;no&nbsp;female&nbsp;individual&nbsp;was&nbsp;present.&nbsp;The&nbsp;holotype&nbsp;male&nbsp;has&nbsp;</p><p>a&nbsp;body&nbsp;length&nbsp;of&nbsp;18.5&nbsp;mm&nbsp;and&nbsp;all&nbsp;extremities,&nbsp;including&nbsp;the&nbsp;mouthparts,&nbsp;are&nbsp;drawn&nbsp;and&nbsp;described&nbsp;in&nbsp;detail.&nbsp;Additionally,&nbsp;</p><p>an&nbsp;identification&nbsp;key&nbsp;covering&nbsp;all&nbsp;species&nbsp;of&nbsp;the&nbsp;genus&nbsp;Gammarus&nbsp;identified&nbsp;from&nbsp;fresh&nbsp;waters&nbsp;of&nbsp;Türkiye&nbsp;(separately&nbsp;for&nbsp;</p><p>pulex-,&nbsp;roeseli-&nbsp;and&nbsp;balcanicus-&nbsp;groups)&nbsp;is&nbsp;presented.</p><p>Key&nbsp;words:&nbsp;Hypogean&nbsp;habitat,&nbsp;horizontal&nbsp;cave,&nbsp;biospeleology,&nbsp;Küre&nbsp;Mountains,&nbsp;Turkey</p>

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