• Title/Summary/Keyword: Gymnothorax minor

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Molecular Identification and Morphological Description of Gymnothorax minor (Muraenidae, Anguilliformes) Leptocephali off Jeju Island (제주 근해에서 채집된 나망곰치, Gymnothorax minor (뱀장어목, 곰치과) 엽상자어의 분자동정 및 형태기재)

  • Lee, Seung-Jong;Ji, Hwan-Sung;Kim, Jin-Koo
    • Korean Journal of Ichthyology
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    • v.25 no.2
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    • pp.59-64
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    • 2013
  • Two leptocephali (36.2~69.2 mm in total length) of the family Muraenidae were collected off Jeju Island, Korea. They were identified using 742 base pairs of mitochondrial DNA 12S rRNA sequences, and their morphological description were presented. The two leptocephali were identified to Gymnothorax minor based on genetic distance (d=0.000), being well consistent with that of G. minor adult collected off Tongyeong. Gymnothorax minor leptocephali are characterized by morphological combinations: total myomeres 137~139, predorsal myomeres 32, preanal myomeres 82~86, body depth in total length more than 10%.

Review of the Scientific Name and Redescription of the Banded Moray Eel, Previously Reported as Gymnothorax reticularis (Muraenidae, Anguilliformes) in Korea (우리나라에서 과거 Gymnothorax reticularis로 보고된 나망곰치의 학명 검토 및 재기재)

  • Kim, Sung Yeon;Ji, Hwan Sung;Kim, Jin-Koo
    • Korean Journal of Ichthyology
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    • v.24 no.4
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    • pp.292-296
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    • 2012
  • The banded moray eel, previously reported as Gymnothorax reticularis, is redescribed based on one specimen (469.0 mm TL) collected from a fish trap in Geoje-do, South Sea, Korea. It is characterized by 19 dark brown vertical bars; 139 total vertebrae; both jaw teeth large, strong, and slightly serrated; 1 median intermaxillary tooth; small and blunt vomerine teeth. Although the banded moray eel has been reported as Gymnothorax reticularis in Korea by some ichthyologists, this study suggests that its scientific name should be changed to Gymnothorax minor based on its number of vertebrae and presence of a median intermaxillary tooth.