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台灣小相手蟹屬(十足目:短尾下目:相手蟹科)兩種新紀錄

Two Newly Recorded Crabs of Nanosesarma (Decapoda: Brachyura: Sesarmidae) from Taiwan

摘要


相手蟹科的小相手蟹屬(Nanosesarma Tweedie, 1950)過去在臺灣僅記錄小型小相手蟹N.minutum(De Man, 1887)( N. gordoni (Shen, 1935))一種。本文新增同屬的安德遜小相手蟹N.andersoni(De Man, 1887)與毛線小相手蟹N. vestitum(Stimpson, 1858)兩種,臺灣是後者在世界分布的最南界。本文描述臺灣這三個種類的形態與生態,包含原色照片、重要特徵線繪圖與檢索表。

關鍵字

相手蟹 小相手蟹 臺灣 新紀錄

並列摘要


Nanosesarma minutum (De Man, 1887) is the only species of Nanosesarma Tweedie, 1950 known thus far in Taiwan. Two additional species of con-genus, N. andersoni (De Man, 1887) and N. vestitum (Stimpson, 1858) are newly recorded through the present study. Taiwan is the southernmost point of N. vestitum's distribution in the world. The morphology, ecological notes and a key to these three species found in Taiwan are also provided.

並列關鍵字

Sesarmidae Nanosesarma Taiwan new records

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