Polyplacophora | Chitonida
Environment / Climate / Range
Northwest Pacific: China, Japan, Korea, and Taiwan. Western Central Pacific: Philippines.
Length at first maturity / Size / Weight / Age
Maturity: Lm ?  range ? - ? cm Max length : 2.5 cm TL male/unsexed; (Ref. 283)
Valves broad; mostly light grayish brown; variously blotched with white, cream, pink, reddish chestnut or blackish brown; some specimens are olive colored mottled with white. Valve surface microgranulose, sculptured with numerous weak, glossy, radiating riblets. Girdle scaly and colored in alternating yellowish and grayish or brownish bands.
Found from intertidal to 50 m, on rocks and gravel (Ref. 75835). Members of the class Polyplacophora are mostly gonochoric. Life cycle: Eggs hatch into lecitotrophic planktonic trocophore larvae (no veliger stage) which later metamorphose and settle on the bottom as young adults (Ref. 833).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Members of the class Polyplacophora are mostly gonochoric. Life cycle: Eggs hatch into lecitotrophic planktonic trocophore larvae (no veliger stage) which later metamorphose and settle on the bottom as young adults.
Burghardt, G. and L. Burghardt. 2006. (Ref. 283)
IUCN Red List Status (Ref. 115185)
CITES status (Ref. 108899)
Threat to humans
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Estimates of some properties based on models
Low vulnerability (10 of 100)