Julia sp. #1
|Maximum size: 2.6 mm
(extrapolated from shell length).
this species is green to olive-brown with irregular
radiating bands of lighter pigment. There are no dark brown markings.
posterior margin is broadly rounded and the hinge tooth is
pyramid-shaped with ratchet-like ridges on its sides (in contrast to
other species of Julia). The
animal is green flecked with white. The
white flecks are concentrated on the dorsal surface of the head
and rhinophores. (Note 1)
Julia sp. #1 is a
common diurnal species found at moderately protected to exposed rocky
sites. However, it is almost never seen due to its small size and
cryptic color. It occurs at depths of < 1 to 6 m (< 3 to 20 ft).
Big Island, Maui, Oahu, Kauai, French Frigate Shoals and Midway: widely distributed in the
were probably first recorded in Hawaii from Hekili Point, Maui by CP in
2.1 mm: Hekili Point, Maui; March 19, 2005.
Observations and comments:
1: Shells of this species show
moderately strong red fluorescence under ultraviolet light (395 nM),
most prominently when worn.