Aliculastrum debilis (Pease,
|showing slender shell
typical of Maui and robust shell typical of Midway Atoll
Photo: CP: composite photo, two shells; left = 6 mm;
slender: from sand sample; near Ukumehame Stream, Maui; 1992. right =
sand sample provided by PF; Midway Atoll, June, 1993.
|showing large shell with proportionately broader base
Photo: CP: 17 mm: Maui; 1990.