6 - Sphaeromatidae::“Cute As Buttons”

FLABELLIFERA • CIROLANIDAE 123
REMARKS Of the many recent publications on the cirolanids, the most com­
prehensive is that of Bruce (1986) on the cirolanids of Australia. Botosa-
neanu, Bruce, and Notenboom (1986) tabulate all the known troglobitic
cirolanids of the world.
Key to subfamilies of Cirolanidae
1. Clypeus projecting; pleonite 5 with free lateral margins (except in
Xylolana) Eurydicinae
Clypeus flattened, not projecting; pleonite 5 lacking free lateral margin,
overlapped by pleonite 4 2
2. Pereopods 1-3 with ischium and merus not anterodistally produced;
antennal peduncular articles 4 and 5 subequal; secondary unguis
present on pereopodal dactyli Cirolaninae
Pereopods 1—3 with ischium and merus anterodistally produced;
antennal peducular articles 3 and 4 subequal; no secondary unguis
on pereopodal dactyli Conilerinae
Subfamily Cirolaninae Dana, 1852
DIAGNOSIS Frontal lamina short, flat. Clypeus flattened, not projecting.
Antennal peduncular articles 4 and 5 subequal, longer than articles 1-3.
Pereopods with secondary unguis on dactyli. Penes reduced or absent.
Pleonite 5 always overlapped by pleonite 4. Pleopod 2 in