Powelliphanta gilliesi compta, known as one of the amber snails, is a subspecies of large, carnivorous land snail, a terrestrial pulmonate gastropod mollusc in the family Rhytididae.
This subspecies is endemic
to the South Island
of New Zealand
. It is found only in the West Nelson
The shell coloration is golden to sienna-brown with the dorsal
surface and periphery spirally lined in dark-brown and with a secondary series in light green. The base is largely plain but with a slight deepening of tone, accompanied by crowded faint lines, around the umbilicus
. The parietal callus
is dark pinkish-grey, with a few scattered granulations within.
The major shell diameter is up to 48 mm, and height up to 28 mm.
Powelliphanta gilliesi compta
is classified by the New Zealand Department of Conservation
as being Nationally Vulnerable