Sigapatella novaezelandiae

Sigapatella novaezelandiae, common name the circular slipper limpet, is a species of medium-sized sea snail, a marine gastropod molluscs in the family Calyptraeidae.^[1]

Sigapatella novaezelandiae
Scientific classification
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Gastropoda
Subclass:	Caenogastropoda
Order:	Littorinimorpha
Family:	Calyptraeidae
Genus:	Sigapatella
Species:	S. novaezelandiae
Binomial name
Sigapatella novaezelandiae (Lesson, 1831)
Synonyms
Calyptraea alta Odhner, N.H.J., 1924 Calyptraea calyptraeiformis Lamarck † Calyptraea inflata Hutton, 1893 Calyptraea novaezelandiae Lesson, 1831 Crepidula maculata Quoy and Gaimard, 1835 Crepidula novaezelandiae Iredale, 1915 Sigapatella maculata Suter, H., 1913

Description

The size of an adult shell varies between 15 mm and 33 mm. The white or yellowish-white shell is marked by growth lines. The spire is often light violaceous. The shell is covered by a thin, fibrous, yellowish periostracum. The interior of the shell is white, more or less stained or blotched with violet.^[2]

Distribution

This marine species is endemic to New Zealand.