Southwest Florida Shells with Emphasis on Sanibel & Captiva
José H. Leal
Shell size to 3 mm; shell cylindrical, minute, sculpture of about 30 low rings, strong incised longitudinal lines present on entire shell. Septum not recessed, mucro very pointed, prominent, straight-sided. Color off- to brownish-white. The main (black and white) picture was taken through a scanning electron microscope (SEM).