Key to new Caledonian species of Scatopsciara

1. Apical tooth of gonostylus absent.............................................................. S. exigua sp. n.

- Apical tooth of gonostylus present........................................................................ 2

2. All gonostylar megasetae subapical in position................................................... S. vicina sp. n.

- At least one gonostylar megaseta near the middle of gonostylus................................................ 3.

3. Number of gonostylar megasetae 2, one of which located near the middle of gonostylus.............. S. tenuistylata sp. n.

- Number of gonostylar megasetae 4 (or 5), 3 (or 4) of which located near the middle of gonostylus........ S. spiculata sp. n.