Four new earthworm species of the genera Amynthas and Metaphire (Oligochaeta, Megascolecidae) from Hunan and Anhui provinces, China

By

Jin, Qing
Li, Jiali
Jiang, Jibao
Qiu, Jiangping

Type

Article

Date of Publication

2024

Original Publication

ZooKeys

Volume

1210

Pages

247--271

Subjects

Barcode , COI gene , Megascolecidae , new species , Oligochaeta , taxonomy

Contributed by

Pensoft Publishers

Language

English

Published by

Sofia, Bulgaria Pensoft Publishers

Identifiers

DOI: https://doi.org/10.3897/zookeys.1210.125963

 

Abstract

This paper describes four new species earthworms from Hunan and Anhui provinces, China, Amynthas xiangtanensis Qiu & Jin, sp. nov., Amynthas taoyuanensis Qiu & Jin, sp. nov., Amynthas xuanchengensis Jin & Li, sp. nov. and Metaphire donganensis Jin & Jiang, sp. nov.Amynthas xiangtanensissp. nov., and A. taoyuanensissp. nov. belong to the Amynthas corticis group. Both have four pairs of intersegmental spermathecal pores in 5/6–8/9; male pores in segment XVIII, separated by 1/3 of body circumference, each on top of a slightly raised porophore, surrounded by several tiny genital papillae. Amynthas taoyuanensissp. nov. prostate glands are degenerated. Amynthas xuanchengensissp. nov. belongs to the Amynthas morrisi group, it has two pairs of spermathecal pores in 5/6 and 6/7; male pores in XVIII, separated by 1/3 of body circumference, each on top of a slightly raised, circular porophore. Metaphire donganensissp. nov. belongs to the Metaphire houlleti group. It has three pairs of spermathecal pores in 6/7–8/9; male pores in XVIII, separated by 1/3 of body circumference, each on the bottom center of the longitudinal copulatory chamber.