earthworms;
Oligochaeta;
Megascolecidae;
Pheretima;
new species;
Mt;
Isarog;
Philippines;
D O I:
10.1080/00222930802000398
中图分类号:
X176 [生物多样性保护];
学科分类号:
090705 ;
摘要:
Earthworm specimens were collected from Mt. Isarog, Camarines Sur Province, the Philippines. Two new species of the genus Pheretima are described from Mt. Isarog: Pheretima abiadai sp. nov. and Pheretima nagaensis sp. nov. The two new Pheretima species key to the urceolata group with a single pair of spermathecal pores in 5/6. Pheretima abiadai sp. nov. has spermathecal pores 0.25 circumference apart, copulatory bursae openings 0.19 circumference apart. Pheretima nagaensis sp. nov. has spermathecal pores 0.29 circumference apart; copulatory bursae openings 0.25 circumference apart. Descriptions of the new species are provided, including illustrations of the ventral view, male pore region, and spermathecae.