1961 Fascicule 12: Pentastomidae, Pselaphidae, Prioninae, Languriidae

Exploration of National Park Albert (Second series):

DOUCET, J. Pentastomidae. 6 p.
JEANNEL, R. Pselaphidae. 58 p., 12 figs.
GILMOUR, E.. Prioninae. 5 p., 1 pl, 1 map.
VILLIERS, A. Languriidae. 8 p