Common Name

"Biraghi’s Cone"

Status

Regarded as a subspecies.

Type Locality

Sur/Umm Rasas, Masirah Island, Oman

Distribution

Oman, from Masirah Id. to Kuria Muria Is.

Maximum Reported Size

11 mm

Description

In C. b. omanensis, radular teeth with unique armature resembling that of C. californicus consisting of 2 opposed adapical barbs, followed by a third barb perpendicular to the anterior two, a fourth barb about 1/3 the length down the shaft, and an internal double-barb between third and fourth barb.; with a slight waist at the height of the posterior barb; serration and basal spur absent.

Habitat & Habits

Shallow water on rocks.

References

• Apex 8 (1-2): p. 21, figs 11-16 & 18.