(DSM# FK317) Extant genus - This epifaunal marine gastropod was highly mobile in its search for food. Epifaunal means that it lived either on the hard sea floor or on other hard-shelled organisms.
(DSM# M76) Extinct species - This species of Gyrodes (moon snail) was a relatively common predatory snail found in the Cretaceous Western Interior Seaway.
(DSM# M38) Extant genus - Conus sp. (cone snail) are marine snails that hunt and feed upon vertebrates and invertebrates. Living cone snails are highly poisonous.
(DSM# 3258/FK190) Extinct genus - An epifaunal, carnivourous gastropod from the Late Cretaceous. Epifaunal means that they lived either on the hard sea floor or on other hard-shelled organisms.