with egg mass
Spurilla braziliana MacFarland, 1909
|Maximum size: 26 mm.
a large aeolid with a tan body and greenish to brownish cerata decorated
with white spots. Rarely, it may be tinged with orange. Its cerata have prominent cnidosacs in their tips.
It may be distinguished from other Hawaiian
aeolids by its perfoliate rhinophores.
is a rare species found in shallow rocky habitats. However, it may be
more common in protected habitats on Oahu. It lays a white egg
composed of a "slinky-like" spiral ribbon deposited in a spiral patch
on the underside of a rock.
Big Island, Maui and Oahu: also known from Japan, Costa Rica and the western Atlantic. (Note 1)
This species is listed in Gosliner, 1980 and Kay, 1979 as Spurilla neapolitana. It was first
in Hawaii from Kewalo Basin, Oahu by Terry Gosliner in
mm: found by PF; Maliko Bay, Maui; Oct. 6, 1987.
Observations and comments:
1: Given that the genus appears to
be predominantly Atlantic in distribution (based on Carmona, et. al.,
2013), perhaps the Pacific populations are introduced?