Key to the species of the genus Millotellina Jupeau, 1954

1 Median ventral processes paired........................................... M. bidens Naumann & Scheller, 1977 - Median ventral processes unpaired....................................................................... 2 2 Median ventral processes inserted posterior to the coxal sacs of legs 4–10.......................... M. centralis sp. n.

- Median ventral processes inserted between the coxal sacs of legs 5–10/11......................................... 3

3 Median ventral processes inserted between the coxal sacs 5–10................................................. 4

- Median ventral processes inserted between the coxal sacs 5–11................................................. 6

4 Posterior halves of all tergites glabrous; median ventral processes elongate....... M. monteithi Naumann & Scheller, 1977

- Posterior halves of all tergites pubescent; median ventral processes broad......................................... 5

5 End of median ventral processes coniform; cerci narrowed abruptly in the distal part, 3 times longer than the greatest width.................................................................................... M. bambusinus sp. n.

- End of median ventral processes round; cerci very sharp, 4 times as long as the greatest width.... M. reducta Jupeau, 1957

6 Marginal setae of tergites lanceolate.................................................... M. remyi Jupeau, 1991

- Marginal setae of tergites normal......................................................................... 7

7 Median ventral processes with 2 or 3 terminal protrusions............................ M. michelbacheri Jupeau, 1991

- Median ventral processes without terminal protrusions........................................................ 8

8 Median ventral processes lengthened distally...................................... M. krakatauanus Scheller, 1988

- Median ventral processes not lengthened distally............................................................ 9

9 Median ventral processes with large swelling ends..................................... M. splendens Jupeau, 1954

- Median ventral processes with normal ends................................................................ 10

10 Median ventral processes evenly conical................................................. M. media Jupeau, 1954

- Median ventral processes subcylindrical................................................. M. parva Jupeau, 1954