Muricopsis ostrearum Conrad Mauve-mouth Drill
Figure 47g
West coast of Florida to the Florida Keys.
I inch in length, extraordinarily like Urosalpinx perrugata, but more elongate, with a longer siphonal canal which is bent slightly back, and with a light-mauve aperture. Moderately common from low tide area to 35 fathoms. M. fioridmja Conrad is this species. Genus Fseudoneptunea Kobelt 1882
Pseudoneptunea miiltangiila Philippi False Drill Figure 47f
North Carolina to both sides of Florida and the West Indies.
1 to I /4 inches in length, rather broad, with a short, fairly open siphonal canal. Outer lip sharp, finely crenulated. At the base of the columella there is a single, small fold. 8 to 9 short, rounded axial ribs on the periphery of the whorl. Spiral cords weak. Color gray with red-brown specklings; sometimes solid yellow-orange. Moderately common.
Subfamily PURPURINAE
Genus Driipa Roding 1798
Subgenus Morula Schumacher 18 17
Drupa nodulosa C. B. Adams Blackberry Drupe Plate 25V
South half of Florida and the West Indies.
'V2 to I inch in length, elongate, grossly studded with round, black beads. Aperture purplish black. Outer lip thick, and with 4 to 5 relatively large, white beads. A common shallow-water species found under rocks.
Genus Acanthina Fischer von Waldheim 1807
Subgenus Acanthinucella Cooke 191 8
Acanthina spirata Blainville Spotted Thorn Drupe Plate 24-0
Puget Sound to San Diego, California.
I to I /4 inches in length, rather low-spired, solid, smoothish, except for numerous, poorly developed, spiral threads. Spine on lower, outer lip is strong, behind which on the base of the outside of the body whorl is a weak, spiral groove. Whorls slightly shouldered. Color bluish gray with numerous rows of small, red-brown dots. Aperture within is bluish white. A round-shouldered, smaller form (punctulata Sby. or lapilloides Conrad) is found
