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Additional Photos
front
young, about 36 mm
contracted
large, about 100 mm
gills
rhinophores
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Ardeadoris sp. #2
Maximum size: about 100 mm.
Identification:
The
body
of this species ranges from grayish tan to pale yellow to orange-tan with
paler blotches near the gills and rhinophores. It is smooth with wide,
flaring margins that can have many folds and there are two main
constrictions, one near the middle of the body and one behind the
gills. The mantle margin has a thin red line with a white submarginal
band.
The gills are translucent with orange and white edges and are vibrated.
The rhinophores have red lines on their posterior
margins and white lines on their anterior margins.
Natural history:
Ardeadoris sp. #2
is a moderately rare species known from less than a dozen animals found in (or near) rocky/rubble
areas at depths of 14-45 m (45-148 ft).
Distribution:
Maui and Oahu: may also be known from the Philippines and Solomon Islands.
Taxonomic notes:
This
species
was listed as Thorunna
nivalis in Bertsch and Johnson, 1981. It was first recorded in
Hawaii from Makaha, Oahu by Scott Johnson on Sept.
13, 1979. It may be the same as "Ardeodoris sp. 1" from the Solomon Islands as illustrated in Gosliner, et. al., 2015.
Photo: PF: 75 mm; right rhinophore regenerating: found by Warren Blum; St. Anthony wreck, Kihei, Maui; Jan. 2, 2017.
Observations and comments:
Note
1: ( )
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