File:Red Land Snail (Schistoloma anostoma) on the hand rail (15644106446).jpg - Wikimedia Commons

Mollusks : Carnegie Museum of Natural History

Stramonita haemastoma (Linnaeus, 1767) - Red-mouthed rock shell

Category:Snails - Wikimedia Commons

File:Félix Vallotton, 1911 - Les Pommes.jpg - Wikimedia Commons

Tonyshells Landsnail Schistoloma funiculata 25mm F+++/gem, superb

File:Red Land Snail (Schistoloma anostoma) on the hand rail

Snorkel Snails (Genus Rhiostoma) · iNaturalist

Tonyshells Landsnail Schistoloma funiculata 25mm F+++/gem, superb

Anostoma - Wikipedia

Stramonita haemastoma (Linnaeus, 1767) - Red-mouthed rock shell