Stolc, 1886
Type species Bothrioneurum vejdovskyanum Stolc, 1886
Number of species 6. In NWE , one species:
Bothrioneurum vejdovskyanum Stolc, 1886
Description
Smooth pink tubificids with bifid chaetae only. Unpaired sensory pit on prostomium (unique character in Oligochaeta). Coelomocytes present. Asexual reproduction by architomy usually results in forward shift of reproductive system (male pores and penial chaetae in IX instead of XI) in mature individuals. Sperm deposited in external spermatophores after copulation (rare character in Tubificidae).
Burrowing in sediment.
Distribution
Cosmopolitan, mostly in tropical regions.
Ecology
In freshwater.
Reproduction
Asexual reproduction by architomy (fragmentation) often prevailing. In the case of sexual reproduction, sperm deposited in external spermatophores, and eggs laid in cocoons.
Literature
Stolc, 1886: 647; Michaelsen, 1900: 54; Brinkhurst and Jamieson, 1971: 539-540; Chekanovskaya, 1981: 361; Hrabe, 1981: 66-67; Kasprzak, 1981: 141.