納奈莫蛸屬
納奈莫蛸屬 化石时期:
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科学分类 | |
界: | 动物界 Animalia |
门: | 軟體動物門 Mollusca |
纲: | 頭足綱 Cephalopoda |
目: | 幽灵蛸目 Vampyromorphida |
属: | †納奈莫蛸屬 Nanaimoteuthis Tanabe, 2008[1] |
模式種 | |
潔氏納奈莫蛸 Nanaimoteuthis jeletzkyi Tanabe, 2008[1]
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其他物種 | |
納奈莫蛸屬(學名:Nanaimoteuthis),又稱納奈莫烏賊屬、納奈莫幽靈蛸屬,是已滅絕的幽靈蛸目物種,生存於白堊紀土侖階至坎帕階,化石發現於加拿大溫哥華島的納奈莫群[1],以及日本北海道鵡川町穗別地區的蝦夷群[4][2][3]。納奈莫蛸屬中體型最大的物種為匹田氏納奈莫蛸,由其正模標本口部化石推測,其外套膜長度可達70 cm(28英寸),相較之下現存的幽靈蛸外套膜長度僅有10 cm(3.9英寸)[2],是目前已知體型最大的幽靈蛸目物種。
參考資料
- ^ 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.
- ^ 2.0 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).
- ^ 3.0 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.
- ^ 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.