About: http://webisa.webdatacommons.org/227507902

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	It is interesting, for example, that most of the invertebrate fossils are natural molds or ???impressions??? in pieces of rock, while the vertebrates are preserved mainly as pieces of bones and teeth.
http://www.w3.org/ns/prov#wasQuotedFrom	berkeley.edu