title: Synopsis of the genus Greeffiella (Nematoda: Desmoscolecida), with the description of two new species from the Sea of Japan and the Black Sea
abstract: The genus Greeffiella Cobb, 1922 includes twelve species inhabiting all oceans of the world. Updated brief and illustrated diagnoses, an identification key and data on the geographical and bathymetrical distribution of all Greeffiella species are given. Two new species are described and illustrated: G. japonica sp. nov. from the Sea of Japan and G. pontica sp. nov. from the Black Sea. The genus is recorded from the Sea of Japan for the first time, and G. japonica sp. nov. completes the list of t
journal: Zoosystematica Rossica