Web27 feb. 2015 · The Iowa Pleistocene snail ( Discus macclintocki) is a small mollusk indigenous to the north central United States. Unfortunately, it’s an endangered species. Fortunately, the United States Fish and Wildlife Service (USFWS) and INHF have teamed up to protect these little guys. Web27 sep. 2024 · Iowa Pleistocene Snail Discus macclintocki Federally Endangered as of 1978 State Endangered This minute snail carries a brown or greenish white, tightly coiled shell that is less than ¼” in diameter.
Category:Discus macclintocki - Wikimedia Commons
Web2. More recently, the significance of the area’s ecology was confirmed by the fact that a Driftless Area National Wildlife Refuge was established in 1989 to protect the federally endangered Iowa Pleistocene snail and threatened northern monkshood plant. Web31 mei 2024 · It is now known that the snails reside in small pockets of northeastern Iowa, where ice caves act as natural air conditioners, ensuring these creatures stay … hill climbers 4x4
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WebFamily Discidae tigersnail Anguispira alternata Iowa Pleistocene snail Discus macclintocki. Family Ellobiidae ice thorn Carychium exile. Family Gastrodontidae globose dome Ventridens ligera. Family Haplotrematidae gray-foot lancetooth Haplotrema concavum. Family Helicinidae cherrystone drop ... The Iowa Pleistocene snail was thought to be extinct until it was discovered in 1955 by a scientist working in northeastern Iowa. It was listed as endangered by the United States in 1978. The main cause of the snail's decline is climate change, as it is restricted to patches of cold habitat in warmer … Meer weergeven Discus macclintocki is a species of land snail in the family Discidae known commonly as the Iowa Pleistocene snail and Pleistocene disc. It occurs in Iowa and Illinois in the United States. It is a federally listed Meer weergeven This snail is limited to patches of algific talus slope habitat. It is a relict species from the last ice age. Much of its remaining habitat is located on the Driftless Area National Wildlife Refuge Meer weergeven • Iowa Pleistocene snail (Discus macclintocki). Environmental Conservation Online System. USFWS. Meer weergeven The 775-acre (3.14 km ) Driftless Area National Wildlife Refuge was established in 1989 to protect native flora and fauna, including endangered and threatened species such as the Iowa Pleistocene snail. The refuge conserves the algific talus slope … Meer weergeven • Clark, W. R., et al. (2008). Demographic processes influencing population viability of the Iowa Pleistocene snail (Discus macclintocki). The … Meer weergeven WebThe word Pleistocene refers to the Ice Age of 10,000 – 15,000 years ago. Pleistocene snails are holdovers from the Ice Age. They require unusually cold environments which … smart and final styrofoam cups