Orbitestella parva is a species of small sea snail, a marine gastropod mollusc in the family Orbitestellidae.

[1] The vitreous-white, very minute shell has a discoidal shape and a flat spire.

The shell is smooth and perforate with some growth lines.

The protoconch consists of one whorl, rather large and with a bulbous shape.

[2] This marine species is endemic to New Zealand.