Chitons (Mollusca: Polyplacophora) - Biological Science - California ...

Page 94 THE FESTIVUS Vol. XLI(6): 2009
PLATE 8
(Figures 20-21)
Figure 20. Placiphorella mirabilis Clark, 1994. Specimens collected southwest of La Jolla, San Diego County,
California at a depth of 104 m: (a) Dorsal view of ~17 mm preserved “green” specimen; (b) Dorsal view of
~18 mm preserved “red” specimen; (c) Dorsal view of live specimen, ~25 mm length, showing typical girdle
pigmentation.
Figure 21. Tonicella venusta Clark, 1999. Curled specimen, ~10 mm length, collected just off the eastern side of
San Miguel Island, northern Channel Islands, California at a depth of 15 m: (a) Dorsal view of whole animal showing
valves I-VI; (b) Enlarged view of valves III-VI.