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New earthworm species of Amynthas (Clitellata: Megascolecidae) from Nam Phouin National Protected Area, Laos
- Hong, Yong
- Journal of Asia-Pacific biodiversity(Online) 2019
- Amynthas, biodiversity, cecum, conservation areas, earthworms, heart, males, new species, Laos
- Three new species of the earthworm genus Amynthas Kinberg, 1867 are described from Nam Phouin, Xayabouli Province, Laos. Amynthas appelhofae sp. nov. has spermathecal pores paired in 7/8/9 at 7th setal lines 0.22–0.29 circumference apart ventrally, simple intestinal caeca, and first dorsal pores in 4/5. Amynthas feakinsi sp. nov. has spermathecal pores paired in 5/6/7 at 17th setal lines, 0.30–0.35 circumference apart ventrally, manicate intestinal caeca, and first dorsal pores in 12/13. Amynthas nathanohlfsi sp. nov. has spermathecal pores paired in 6/7–8/9 at 2nd setal lines, 0.02–0.04 circumference apart ventrally, a single broad oval male porophore, and hearts only in segments XII and XIII.