Overview

Comprehensive Description

Description

 A large, broadly oval chiton, up to 4 cm in length. The shell plates are smooth and glossy, reddish brown in colour with variable white or pale brown marbling. Girdle broad, thin and leathery, reddish-brown with a fringe of tiny, flattened spines (red, green or purple in colour, sometimes banded). The mantle has 17-26 pairs of gills, usually in the posterior region of the mantle groove but occasionally distributed throughout the entire groove.A detailed key to the chitons is provided by Jones & Baxter (1987).
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Source: Marine Life Information Network

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Distribution

Greenland to Massachusetts Bay
  • North-West Atlantic Ocean species (NWARMS)
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Source: World Register of Marine Species

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Ecology

Habitat

intertidal, infralittoral and circalittoral of the Gulf and estuary
  • North-West Atlantic Ocean species (NWARMS)
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Source: World Register of Marine Species

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Depth range based on 80 specimens in 1 taxon.
Water temperature and chemistry ranges based on 9 samples.

Environmental ranges
  Depth range (m): -1.5 - 165
  Temperature range (°C): 2.296 - 4.124
  Nitrate (umol/L): 0.584 - 1.242
  Salinity (PPS): 25.879 - 32.286
  Oxygen (ml/l): 7.160 - 8.208
  Phosphate (umol/l): 0.051 - 0.239
  Silicate (umol/l): 5.352 - 11.388

Graphical representation

Depth range (m): -1.5 - 165

Temperature range (°C): 2.296 - 4.124

Nitrate (umol/L): 0.584 - 1.242

Salinity (PPS): 25.879 - 32.286

Oxygen (ml/l): 7.160 - 8.208

Phosphate (umol/l): 0.051 - 0.239

Silicate (umol/l): 5.352 - 11.388
 
Note: this information has not been validated. Check this *note*. Your feedback is most welcome.

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 Found on rocks and stones from the lower shore to depths of about 200 m.
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Source: Marine Life Information Network

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Life History and Behavior

Behavior

Diet

herbivores
  • North-West Atlantic Ocean species (NWARMS)
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Source: World Register of Marine Species

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Molecular Biology and Genetics

Molecular Biology

Statistics of barcoding coverage: Tonicella marmorea

Barcode of Life Data Systems (BOLDS) Stats
Public Records: 0
Specimens with Barcodes: 52
Species With Barcodes: 1
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Source: Barcode of Life Data Systems (BOLD)

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