WebSome drug abuse treatments are a month long, but many can last weeks longer. Some drug abuse rehabs can last six months or longer. At Your First Step, we can help you to find 1 … http://www.thefossilforum.com/index.php?/topic/32641-how-should-i-preserve-fossils-in-chalk/

CHALK - discoveringfossils.co.uk

WebIn the late 1800s, the Smoky Hill Chalk was the focus of a flurry of paleontological activity that produced fossils of sharks, turtles, fish, mosasaurs (large swimming reptiles), and pterosaurs. Although … WebChalk, a sedimentary rock, is a soft form of limestone that is not well cemented and thus is often powdery and brittle. It usually ranges in color from white to light gray to buff and forms from sediment deposited in a … inherited variable annuity tax consequences

A Field Guide to Fossils of the Smoky Hill Chalk

WebThey existed from 228 to 66 million years ago and occupied environments worldwide. They were the first vertebrates to take to flight. There are eighty five genera encompassing 110 known species, with wingspans ranging from 10 inches to 40 feet. The Smoky Hill Chalk Member of the Niobrara Chalk formation is a Cretaceous conservation Lagerstätte, or fossil rich geological formation, known primarily for its exceptionally well-preserved marine reptiles. Named for the Smoky Hill River, the Smoky Hill Chalk Member is the uppermost of the two structural units of the Niobrara Chalk. It is underlain by the Fort Hays Limestone Member; and the Pi… http://oceansofkansas.com/FieldGuide1.html inherited white matter disorders