Ischnochiton circumvallatus

Taxobox
name = "Ischnochiton circumvallatus"
status =
regnum = Animalia
phylum = Mollusca
classis = Polyplacophora
ordo = Neoloricata
subordo = Ischnochitonina
familia = Ischnochitonidae
genus = "Ischnochiton"
species = "I. circumvallatus"
binomial = "Ischnochiton circumvallatus"
binomial_authority = (Reeve, 1847)
synonyms = "Chiton circumvallatus" Reeve, 1847
"Lepidopleurus campbelli" Filhol, 1880
"Lepidopleurus melanterus" Rochebrune, 1884
"Ischnochiton parkeri" Suter, 1897
"Ischnochiton fulvus" Suter, 1905
"Ischnochiton circumvallatus" Iredale and Hull, 1929

"Ischnochiton circumvallatus" is a species of chiton in the family Ischnochitonidae.

Distribution

This species is endemic to New Zealand, in the South Island south of Otago, and in Stewart, Antipodes, Auckland, and Campbell islands, and The Snares.

Habitat

Description

The shell is small, with the anterior valve large and the posterior valve small. The lateral areas are inconspicuously ridged, and the whole surface is delicately and densely sculptured with concentric lirations.

Coloration is uniformly light greenish-buff to reddish-brown, sometimes speckled with black.

Length is up to 21 mm, and the width is up to 12 mm.

References

* Powell A. W. B., "New Zealand Mollusca", William Collins Publishers Ltd, Auckland, New Zealand 1979 ISBN 0-00-216906-1