Canellales is an order of plants. There are 89 species of Canellales, in 9 genera and 2 families. This order has been around since the campanian age. It includes groups like Winter's Bark Family and Pepper Bark Family.
Definition: The number of fossil occurrences in the Paleobiology Database (https://paleobiodb.org) that are identified as belonging to a particular taxon or any of its subtaxa.
Definition: This organism produces this material or substance, either during its life or after death. A produces B if some process that occurs in A has output B.
Definition: A group of species that exploit the same food resources, and/or use the same feeding or foraging methods. http://en.wikipedia.org/wiki/Guild_(ecology)