LINGULA hians.
Valves narrowed towards their base, convex, and generally smooth; both extremities widely gaping.
We do not recollect to have seen this species so frequent in collections as the preceding; it is always smaller, more convex in the middle, and generally smooth. Mrs. Mawe favoured us with fine specimens of both, for delineation.
Pl. 26.
Pennantian Parrakeet.
PLATYCERCUS scapularis.