Viduoliva vidua (Röding, 1798)

Distribution: Western Indo-Pacific realm. Red Sea and Gulf of Aden province (Eritrea). Western Indian Ocean province (Western Madagascar). Andaman province (Thailand). West and South Indian Shelf province (SE India, Sri Lanka). Central Indo-Pacific realm. Java Transitional province (S Sumatra, Indonesia). Western Coral Triangle province. Palawan ecoregion (Sabah). Eastern Philippines ecoregion (Philippines). Lesser Sunda ecoregion (Bali, Indonesia). Eastern Coral triangle province (Solomon Islands). Northeast Australian Shelf province (Queensland, Australia). Sahul Shelf province (SE Papua New Guinea). Northwest Australian Shelf province (N Western Australia). Tropical Southwestern Pacific province (Fiji, Vanuatu, New Caledonia).

A medium sized species and the type species of Viduoliva Petuch & Sargent, 1986. This is a valid species for all contemporary authors. Although many synonyms are assigned to this taxon, some probable deserve to be raised to species status after further study.

RV 7042. Indonesia, Bali, Candidasa. Scale bar is 1 cm.