Home Acknowledgments Conventions Glossary Maps References Links Articles Thumbnails Species list Main page Next photo	Costasiella sp. #3      head pattern   head pattern showing iridescence 2nd photo is of same animal under different lighting emphasizing the blue, iridescent patches Photo: CP: 3.2 mm; central cerata autotomized: Diamond Head State Park, Oahu; Oct. 3, 1999.   head pattern, intact cerata shows head pattern in animal with intact cerata Photo:  David Rolla: west shore, Oahu; March 27, 2021.
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