纳奈莫蛸属

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纳奈莫蛸属
化石时期:土仑阶至坎帕阶
科学分类 编辑
界: 动物界 Animalia
门: 软体动物门 Mollusca
纲: 头足纲 Cephalopoda
目: 幽灵蛸目 Vampyromorphida
属: 纳奈莫蛸属 Nanaimoteuthis
Tanabe, 2008[1]
模式种
洁氏纳奈莫蛸
Nanaimoteuthis jeletzkyi

Tanabe, 2008[1]
其他物种
  • 匹田氏纳奈莫蛸 N. hikidai[2]
  • 横田氏纳奈莫蛸 N. yokotai[3]

纳奈莫蛸属学名Nanaimoteuthis),又称纳奈莫乌贼属纳奈莫幽灵蛸属,是已灭绝幽灵蛸目物种,生存于白垩纪土仑阶坎帕阶,化石发现于加拿大温哥华岛纳奈莫群英语Nanaimo Group[1],以及日本北海道鹉川町穗别地区虾夷群英语Yezo Group[4][2][3]。纳奈莫蛸属中体型最大的物种为匹田氏纳奈莫蛸,由其正模标本口部化石推测,其外套膜长度可达70 cm(28英寸),相较之下现存的幽灵蛸外套膜长度仅有10 cm(3.9英寸)[2],是目前已知体型最大的幽灵蛸目物种。

参考资料[编辑]

  1. ^ 1.0 1.1 1.2 Tanabe, Kazushige; Trask, Pat; Ross, Rick; Hikida, Rick Ross. Late Cretaceous octobrachiate coleoid lower jaws from the north Pacific regions. Journal of Paleontology. March 2008, 82(2): 429–439. ISSN 0022-3360. doi:10.1666/07-029.1. 
  2. ^ 2.0 2.1 2.2 Late Cretaceous record of large soft-bodied coleoids based on lower jaw remains from Hokkaido, Japan - Acta Palaeontologica Polonica. www.app.pan.pl. [2022-08-18]. (原始内容存档于2019-08-10) (英语). 
  3. ^ 3.0 3.1 Tanabe, Kazushige; Hikida, Yoshinori. Jaws of a New Species ofNanaimoteuthis(Coleoidea: Vampyromorphida) from the Tuironian of Hokkaido, Japan. Paleontological Research. June 2010, 14 (2): 145–150. ISSN 1342-8144. S2CID 128429338. doi:10.2517/1342-8144-14.2.145. 
  4. ^ Tanabe, Kazushige; Misaki, Akihiro; Hikida, Yoshinori; Nishimura, Tomohiro. New records of coleoid cephalopod jaws from the Upper Cretaceous of Hokkaido, Japan, and their paleobiogeographic and evolutionary implications. Cretaceous Research. February 2017, 70: 128–141. ISSN 0195-6671. doi:10.1016/j.cretres.2016.10.009.