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Non-fish Identification: Find Species

Family: Mopaliidae (See list of species below)

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Total number of spines in dorsal and anal fins (optional)



36 species with fin ray counts including ? spines in dorsal and ? in anal fins (see list below)
No picture found

Amicula amiculata
[]
No picture found

Amicula pallasii
[]
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Amicula vestita
[]
No picture found

Katharina tunicata
[black katy]
No picture found

Mopalia acuta
[]
No picture found

Mopalia ciliata
[hairy chiton]
No picture found

Mopalia cirrata
[]
No picture found

Mopalia egretta
[egret-plumped mopalia]
No picture found

Mopalia ferreirai
[]
No picture found

Mopalia hindsii
[Hind's mopalia]
No picture found

Mopalia imporcata
[]
No picture found

Mopalia kennerleyi
[northern hairy chiton]
No picture found

Mopalia lignosa
[woody chiton]
No picture found

Mopalia muscosa
[mossy chiton]
No picture found

Mopalia sinuata
[dwarf hairy mopalia]
No picture found

Mopalia spectabilis
[red-flecked mopalia]
No picture found

Mopalia swanii
[swan's mopalia]
No picture found

Mopalia vespertina
[smooth mopalia]


Nuttallochiton mirandus
[]
No picture found

Placiphorella atlantica
[]
No picture found

Placiphorella borealis
[Boreal veiled chiton]
No picture found

Placiphorella rufa
[red veiled chiton]
No picture found

Placiphorella stimpsoni
[veiled chiton]
No picture found

Placiphorella velata
[veiled Pacific chiton]
No picture found

Plaxiphora aurata
[camouflaged spiny sea cradle]
No picture found

Plaxiphora australis
[]
No picture found

Plaxiphora biramosa
[]
No picture found

Plaxiphora boydeni
[]
No picture found

Plaxiphora caelata
[]
No picture found

Plaxiphora egregia
[]
No picture found

Plaxiphora fernandezi
[]
No picture found

Plaxiphora gwenae
[]
No picture found

Plaxiphora kamehamehae
[]
No picture found

Plaxiphora mercatoris
[]
No picture found

Plaxiphora murdochi
[]
No picture found

Plaxiphora obtecta
[]
36 Species of Family Mopaliidae
()
Sort by: Species Length
Scientific Name English Name Distribution Max. Length (cm)
Amicula amiculata Northwest Pacific
Amicula pallasii Northeast Pacific
Amicula vestita Northeast Pacific, Atlant 6 TL
Katharina tunicata black katy Eastern Pacific. 13 TL
Mopalia acuta Eastern Central Pacific 3.20000004768372 TL
Mopalia ciliata hairy chiton Eastern Pacific 5.09999990463257 TL
Mopalia cirrata Eastern Pacific 1.60000002384186 TL
Mopalia egretta egret-plumped mopalia Northeast Pacific
Mopalia ferreirai Eastern Pacific 5.09999990463257 TL
Mopalia hindsii Hind's mopalia Northeast Pacific
Mopalia imporcata Northeast Pacific
Mopalia kennerleyi northern hairy chiton Northeast Pacific
Mopalia lignosa woody chiton Eastern Pacific. 7.59999990463257 TL
Mopalia muscosa mossy chiton Eastern Pacific 8.89999961853027 TL
Mopalia sinuata dwarf hairy mopalia Northeast Pacific
Mopalia spectabilis red-flecked mopalia Eastern Pacific 5.69999980926514 TL
Mopalia swanii swan's mopalia Eastern Pacific 5.09999990463257 TL
Mopalia vespertina smooth mopalia Northeast Pacific
Nuttallochiton mirandus Antarctic
Placiphorella atlantica Indo-Pacific and North At 3.80999994277954 TL
Placiphorella borealis Boreal veiled chiton Northwest Pacific 3.5 TL
Placiphorella rufa red veiled chiton Northeast Pacific
Placiphorella stimpsoni veiled chiton Northwest Pacific 2.53999996185303 TL
Placiphorella velata veiled Pacific chiton Eastern Pacific. 5.80000019073486 TL
Plaxiphora aurata camouflaged spiny sea cradle Southern Pacific, Souther 8.6 DL
Plaxiphora australis Southwest Pacific
Plaxiphora biramosa Southwest Pacific
Plaxiphora boydeni Southwest Pacific
Plaxiphora caelata Southwest Pacific
Plaxiphora egregia Southwest Pacific
Plaxiphora fernandezi Southeast Pacific
Plaxiphora gwenae Eastern Central Pacific
Plaxiphora kamehamehae Eastern Central Pacific
Plaxiphora mercatoris Southeast Pacific 5.5 SHL
Plaxiphora murdochi Southwest Pacific
Plaxiphora obtecta Southwest Pacific



Other identification tools in SeaLifeBase


Quick Identification
Identification keys
Identification by morphometrics
Identification by pictures:
          If you already know the Family, go to Search SeaLifeBase, select Family and click on 'Identification by pictures' to display all available pictures in SeaLifeBase for the family.

          If you already know the Country, go to
Search SeaLifeBase, select Country and click on 'Identification by pictures' to display all available pictures in SeaLifeBase for the country.

          If you already know the Ecosystem, go to
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