There are an estimated 4,000 species of living foraminifera. They inhabit a wide range of marine environments, mostly on the ocean bottom, though some live in the upper 300 feet (100 meters) or so of the ocean.A few species are found in fresh water and on land.hey inhabit a wide range of marine environments, mostly on the ocean bottom, though some live in the upper 300 feet (100 meters) or so of the ocean.
1 A standard teeth cleaning by a dental hygienist can cost $75-$200, depending on the dentist's office and local rates. 2  CostHelper readers report paying $80-$175, or an average cost of $127 for just a routine cleaning.3  Frequently a teeth cleaning appointment will also include dental X-rays and an exam by the dentist. Dental insurance typically covers 100% of the cost of a teeth cleaning once or twice a year as necessary preventive care, but not more often -- and some plans may have a maximum amount they will pay for a cleaning, which can be less than what the dentist charges.
1 An office visit can cost $50 -$350 or more, depending on what's included. 2  A standard teeth cleaning can cost $70 -$200; dental X-rays can cost $20-$250 or more; and an exam by a dentist can be $50-$150 or more.3  Some or all of these costs may be covered by dental insurance. Dental crowns can cost $500-$1,500 or more per tooth for porcelain-fused-to-metal crowns; $600-$2,500 or more for gold or other metal alloys; and $800-$3,000 or more for all-porcelain. 2  Crowns are not covered by insurance if they can be considered cosmetic.