Abstract

This paper describes two megascolecid earthworms Pontodrilus litoralis (Grube, 1855) and Metaphire houlleti (Perrier, 1872), and a lumbricid earthworm Eiseniella tetraedra (Savigny, 1826) as the species newly recorded to Taiwan. P. litoralis is a small, euryhaline earthworm dwelling in the intertidal zone along coasts of the Penghu island and the southwestern Taiwan. M. houlleti is a medium, sexthecal earthworm from Pingtung of the southern Taiwan. It belongs to the houlleti-group of the genus Metaphire Sims and Easton, 1972. E. tetraedra is an earthworm dwelling in the torrents or damp habitat in mountain streams of the central Taiwan.

中文摘要

本文描述三種台灣新紀錄蚯蚓：潮間泮蚓Pontodrilus litoralis (Grube, 1855)，霍氏腔環蚓Metaphire houlleti (Perrier, 1872)，以及紅釣蚓Eiseniella tetraedra (Savigny, 1826)。P. litoralis採自澎湖及台灣西南海岸，其為小型蚯蚓，棲息於潮間帶。M. houlleti採自屏東，其為中型蚯蚓，具三對受精囊，屬於Metaphire屬之houlleti種群。E. tetraedra採自台灣中部沙里仙溪，其為源於溫帶之蚯蚓，棲息於水域或潮濕環境。

Keyword: Pontodrilus litoralis, Metaphire houlleti, Eiseniella tetraedra, earthworm, Taiwan