Key to species of Enghoffosoma, chiefly based on male characters

1. Paraterga virtually absent; midbody legs very long, more than 2 times as long as body height. Southern China .... E. longipes

- Paraterga present, up to very strongly developed (Figs 2 C, J, K, 8D, 11D, 14D & 17D); midbody legs rather short, less than 1.5 times as long as body height............................................................................. 2

2. Paraterga very strongly developed (Figs 8 B–F, H, 17B–F & H)................................................. 3

- Paraterga rather well to poorly developed (Figs 2 A–F, J–L, 11B–F, H, 14B-F & H)..................................4

3. Gonopod process e spear-shaped, pointed and short, directed ventrad (Figs 9 & 10).................. E. lanceolatum sp. n.

- Gonopod process e long and spiniform, directed forward (Figs 18 & 19)............................ E. bispinum sp. n.

4. Solenomere subspiniform, twisted and bifid (Figs 15 & 16).................................................... 5

- Solenomere finger-shaped, expanded apically (Figs 3 A–C, 4–7, 12 & 13)......................................... 6

5. Solenomere long and clearly coiled, process e stout and rather short. Myanmar ........................ .. E. spinipleurum

- Solenomere not coiled, process e slender, spiniform, and pointed (Figs 15 & 16)........................ .. E. funda sp. n.

6. Gonopod process p large, stout, anchor-shaped (Figs 12 & 13)................................. E. anchoriforme sp. n.

- Gonopod process p pointed, rather short or long (Figs 3 A–C, 4A, B, 5, 6C & D), up to to broadly lobe- (Figs 4 C, D & 7) or hook-shaped (Figs 4 A, B & 6A, B)............................................................. E. zebra sp. n.