At the end of this lab, you should be able to: 1  Identify a fossil as a gastropod or bivalve, and be able to identify bivalves to the order level using the chart provided. 2  Be able to identify the probable life habit of a gastropod or bivalve.3  Know the skeletal structure and material of each of these animals.uestions. 1. #1739 - This mesogastropod is in the family Natacidae, the moon snails. These snails are predators, catching bivalves and drilling holes through the shell, then digesting the contents. Look carefully at the natacid and its prey, and conclude whether this snail is epifaunal or infaunal.
On average, a Miniature Pinscher puppy can cost anywhere from $600 to as much as $1,550. Older dogs, if found at a local shelter or rescue group, can cost less than $300. At the time of this writing, there were close to 150 classified listings on PuppyFind.com, an online puppy classified website.
Ridgebacks can vary in price at 8 weeks from $300-500 for a Ridgeless puppy to $2000+ for the pick show puppy from a litter. A quality pet puppy, from a reputable breeder who does health checks, will run from $800 - 1500 depending on why it is classified as a pet. A show potential puppy will run from $800 and up.