Polypheretima tenebrica, (Chen, 1946)

Nguyen, Tung T., Tran, Binh T. T. & Nguyen, Anh D., 2014, Earthworms of the ' acaecate' Pheretima group in Vietnam (Oligochaeta: Megascolecidae), with description of a new species from the Mekong delta, Zootaxa 3866 (1), pp. 105-121 : 111

Planapheretima tenebrica ( Chen, 1946)

( Fig. 2 )

Pheretima tenebrica Chen, 1946: 93 , Plate III Fig. A; Thai 1997: 4, Fig. 3 A. Planapheretima tenebrica — Sims & Easton 1972: 233; Easton 1979: 77, Figs 27l, 30e; Nakamura 1999: 5; Blakemore 2007: 97.

Type locality. China (Szechuan).

Records from Vietnam. Vinh Phuc Province (Tam Dao) ( Thai 1997).

Distribution. China; Vietnam.

Remarks. The population in Vietnam differs from the original description ( Chen 1946) in bigger size, more setae and having simple intestinal caeca ( Thai 1997).

Figures

FIGURE 2. Distribution of species of the genus Planapheretima in Vietnam.

FIGURE 3. Distribution of species of the genus Polypheretima in Vietnam. The exotic Po. elongata with many records all over the country is omitted.