New records of Sharks, Sphyran lewini and Alopias vulpinus (Pisces: Elasmobranchii) in Korea

한국상 상어류(Elasmobranchii) 2 미기록종 Sphyrna lewini와 Alopias vulpinus

  • Choi, Youn (Department of Marine Living Resources, Kunsan National University) ;
  • Kim, Ik-Soo (Department of Biology, College of Natural University) ;
  • Nakaya, Kazuhiro (Laboratory of Marine Zoology, Faculty of Fisheries, Hokkaido University)
  • 최윤 (군산대학교 해양자원육성학과) ;
  • 김익수 (전북대학교 생물학부) ;
  • 나카야 카즈히로 (북해도대학 수산학부)
  • Published : 1997.12.01

Abstract

Two species of Sphyrna lewini (Griffith and Smith, 1834) and Alopias vulpinus (Bonnaterre, 1788) belonging to the Elasmobranchii were collected form the first time from the western coast of Korea. S. lewini is similar to S. zygaena, but differs in some morphological characters: a prominent median indentation on anterior margin of head and free rear tip of second dorsal nearly reaching upper caudal origin. a. vulpinus differs from A. pelagicus in having labial furrows, long terminal lobe and white ventral coloration extending above the pectoral fin bases.

우리나라의 서해연안에서 채집된 상어류 2개체는 아직까지 국내에서는 보고된 바 없는 Sphyrna lewini(Griffith and Smith)와 Alopias vulpinus(Bonnaterre)로 동정되었다. S. lewini는 귀상어(S. zygaena)와 유사하지만 두부의 중앙부가 함입되엉 있고, 제2등지느러미 끝이 거의 꼬리지느러미에 달한다는 점에서 귀상어와 구분되었다. A. ulpinus는 환도상어(A. pelagicus)와 유사하지만 복부의 흰색이 가슴지느러미 기부 위까지 확장되고, 입의 양쪽 끝에 입술주름이 있어서 환도상어와 구분되었다.

Keywords

References

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