Key to species of Micropodarke Okuda, 1938 (modified after Rizzo & Salazar-Vallejo, 2014)

1 Adhesive glands rounded.............................................................................. 2

- Adhesive glands conical; antennae and palps of similar length; palp articulation duplicated; posterior prostomial margin with a semilunar ridge.............................. M. “ dubia ” Pleijel & Rouse, 2005 (non Hessle, 1925), California, USA

2 Antennae and palps of similar length; palpostyle medially swollen.............................................. 3

- Antennae shorter than palps; antennae thin and tapered, palpostyle not swollen.................................... 4

3 Antennae thick, blunt; palpostyle tapered.................... M. trilobata Hartmann-Schröder, 1983, Western Australia

- Antennae thin, tapered; palpostyle blunt............... M. pleijeli, Rizzo & Salazar-Vallejo, 2014, central coast of Brazil

4 Neurochaetal blades with 2-4 basal denticles.................................................................... M. dubia (Hessle, 1925), Japan; M. “ dubia ” Pleijel & Rouse, 2005 (non Hessle, 1925), Hong Kong, China; M. cf. dubia, Daya Bay, China

- Neurochaetal blades without basal denticles.................................... M. fujianensis n. sp., Fujian, China