Terebra

Helwerda, Enate A., 2017, Conidae and Terebridae (Gastropoda: Neogastropoda) from the Plio-Pleistocene of the Philippines, Zootaxa 4221 (5), pp. 545-561 : 557

Terebra spec 2

( Figure 23 )

Material. Anda1 (1) RGM 961861.

Characterization. One juvenile shell, 1.7 mm and 3.3 whorls. Protoconch dome-shaped, 2.2 whorls. Teleococh whorl outline slightly convex, with sharp, curved, rather widely spaced axial ribs, 11 in total. Subsutural band indistinct, defined by groove crossing axial ribs. Spiral grooves very faint, occurring on subsutural band as well as remainder of whorl. Columella appears to be recurved.

Figures

FIGURES 11 – 23. Terebridae. Scale bar is either 10 mm or 1 mm.