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Four new terrestrial earthworm species from the northeast Thailand (Oligochaeta, Megascolecidae).

ABSTRACT: Earthworm specimens collected from Sakon Nakhon and Nakhon Phanom, northeast Thailand, were found to contain four new species in the family Megascolecidae, with one species in the genus Metaphire Sims & Easton, 1972, and the other three in the genus Amynthas Kinberg, 1867. These are herein named Metaphiresongkhramensis Chanabun & Panha, sp. nov. in the sexthecal houlleti species group, and Amynthassakonnakhonensis Chanabun & Panha, sp. nov., A.auriculus Chanabun & Panha, sp. nov., and A.bantanensis Chanabun & Panha, sp. nov. in the sexthecal aelianus species group. Metaphiresongkhramensis Chanabun & Panha, sp. nov. occurs in dark clay soil of the oxbow lake of the river, Amynthassakonnakhonensis Chanabun & Panha, sp. nov. occurs in wetland area, A.auriculus Chanabun & Panha, sp. nov. occurs in dark sandy loam habitats of mixed deciduous forest while the following species, A.bantanensis Chanabun & Panha, sp. nov. occurs in sandy loam habitats of paddy fields. Descriptions of the new species, including illustrations of the external and internal morphological characteristics, are provided.

SUBMITTER: Chanabun R 

PROVIDER: S-EPMC10477909 | biostudies-literature | 2023

REPOSITORIES: biostudies-literature

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Four new terrestrial earthworm species from the northeast Thailand (Oligochaeta, Megascolecidae).

Chanabun Ratmanee R   Aoonkum Anuwat A   Seesamut Teerapong T   Bantaowong Ueangfa U   Panha Somsak S  

ZooKeys 20230828

Earthworm specimens collected from Sakon Nakhon and Nakhon Phanom, northeast Thailand, were found to contain four new species in the family Megascolecidae, with one species in the genus <i>Metaphire</i> Sims & Easton, 1972, and the other three in the genus <i>Amynthas</i> Kinberg, 1867. These are herein named <i>Metaphiresongkhramensis</i> Chanabun & Panha, <b>sp. nov.</b> in the sexthecal <i>houlleti</i> species group, and <i>Amynthassakonnakhonensis</i> Chanabun & Panha, <b>sp. nov.</b>, <i>A.  ...[more]

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