Other Groups Under The Crown Group Concept
The cladistic idea of strictly using the topography of the phylogenetic tree to define groups, necessitates other definitions than crown groups to adequately define commonly discussed fossil groups like dinosaurs and various Burgess Shale fauna. Thus, a host of prefixes have been defined to describe various branches of the phylogenetic tree relative to extant organisms.
Read more about this topic: Crown Group
Famous quotes containing the words groups, crown, group and/or concept:
“Belonging to a group can provide the child with a variety of resources that an individual friendship often cannota sense of collective participation, experience with organizational roles, and group support in the enterprise of growing up. Groups also pose for the child some of the most acute problems of social lifeof inclusion and exclusion, conformity and independence.”
—Zick Rubin (20th century)
“The hoary head is a crown of glory, if it be found in the way of righteousness.”
—Bible: Hebrew Proverbs, 16:31.
“Remember that the peer group is important to young adolescents, and theres nothing wrong with that. Parents are often just as important, however. Dont give up on the idea that you can make a difference.”
—The Lions Clubs International and the Quest Nation. The Surprising Years, I, ch.5 (1985)
“Obscenity is a moral concept in the verbal arsenal of the Establishment, which abuses the term by applying it, not to expressions of its own morality, but to those of another.”
—Herbert Marcuse (18981979)