Acteon

Helwerda, Renate A., 2015, Acteonidae, Bullinidae and Ringiculidae (Gastropoda: Heterobranchia) from the Plio-Pleistocene of the Philippines, Zootaxa 3990 (2), pp. 197-220 : 202

Acteon spec 3

( Figures 10–11 )

2008 “ Acteon ” sp. 13—Valdés: p. 641, figs. 24E, 25.

Material. Anda6 (1) RGM 961.744, AndaDeVos (1) RGM 961.780.

Characterization. Shell shouldered; H> 1.48 mm, W 1.06 mm; protoconch 1.2 whorl, DP 0.52 mm; DN 0.18 mm; teleoconch with spiral groove with square punctuations on edge of shoulder, bottom two-third of whorl with spaced, slightly weaker spiral grooves; umbilicus closed.

Distribution. New Caledonia, in 760– 790 m.

Figures

FIGURE 8 – 13. 8. Acteon spec 2. RGM 961.774. Locality AndaDeVos. (a) rear view, (b) apertural view, (c) basal view, (d) apical view. 9. Acteon spec 2. RGM 961.742. Locality Tiep 2. (a) apertural view, (b) apical view. 10. Acteon spec 3. RGM 961.744. Locality Anda 6. (a) apertural view, (b) apical view. 11. Acteon spec 3. RGM 961.780. Locality AndaDeVos. (a) rear view, (b) apertural view, (c) basal view, (d) apical view. 12. Acteon spec 4. RGM 961.770. Locality Tiep 2. (a) rear view, (b) apertural view, (c) basal view, (d) apical view. 13. Acteon spec 5 aff. Japonacteon longissimus Valdés, 2008. RGM 961.743. Locality Anda 4. (a) apertural view, (b) oblique view, (c) apical view.