Left-handed Whelk 8-9" shell Carnivorous sponges are typically erect

Carnivorous sponges are typically erect

with stalked or branching bodies and a large number of thin filaments

Chambered nautilus once dominated the ancient seas of the world

The species has a complex structure with many branches which resemble that of elk antlers

Left-handed Whelk 8-9" shell Carnivorous sponges are typically erectThe Lightning Whelk, Sinistrofulgur sinistrum (Hollister, 1958), is one of the local molluscan celebrities, not only because of its large size, but also thanks to very special features that make this species truly remarkable. For instance, unlike most gastropods, which are right handed, the Lightning Whelk has a left handed shell (shell opening to the right with shell spire pointing up). Abnormally right handed Lightning Whelks are very uncommon, but