Mesenchytraeus ngulen Chen et al., 2023 (T) (endemic to China)
Mesenchytraeus ngulen Chen et al., 2023 .
Type locality. Soil and moss layer of birch forest (127°59′39.55″E, 42°22′1.86″N; 820 m asl), Changbai Mountain, Jilin Province.
Distribution and habitat. Only recorded in Changbai Mountain.
Distribution in China. Jilin Province.