Nibilia A Milne-Edwards, 1878

Nibilia A Milne-Edwards, 1878: 132, pl. 25. [Type taxon: Nibilia erinacea A Milne-Edwards, 1878 accepted as Nibilia antilocapra (Stimpson, 1871) by monotypy].

Included species.

Nibilia antilocapra (Stimpson, 1871) (= Pisa praelonga Stimpson, 1871; = Nibilia erinacea A Milne-Edwards, 1878 subjective junior synonyms); Nibilia machala sp. n.

Emended diagnosis.

Carapace densely covered with several long and short spines and acute tubercles. Rostrum bifurcated, proximally contiguous, becoming moderately divergent distally. Preorbital angles prolonged into long spines; postorbital margin cup-shaped, with small medial spine on anterior margin protecting eyes when retracted. Fissure between antennal basal article and postorbital margin closed. Basal article of antenna elongated with two strong spines in outer margin. Exopod of third maxilliped with small process in dorsal face extending into posterolateral margin of merus; ventral margin with strong spine in distal third; ischium dorsal face with longitudinal, smooth, deep “L” shaped groove. G1 with three well-developed lobes.