32) congener. The American HeritageŽ Dictionary of the English Language: Fourth Edition. 2000.
...1. A member of the same kind, class, or group. 2. An organism belonging to the same taxonomic genus as another organism. From Latin, of the same race : com-, com-...

33) numerical taxonomy. The American HeritageŽ Dictionary of the English Language: Fourth Edition. 2000.
...uses mathematical methods to evaluate observable differences and similarities between taxonomic groups. Also called taximetrics....

34) -aceous. The American HeritageŽ Dictionary of the English Language: Fourth Edition. 2000.
...to: amylaceous. b. Resembling or having the nature of: amentaceous. 2. Belonging to a taxonomic group: orchidaceous. Latin -ceus....

35) binomial. The American HeritageŽ Dictionary of the English Language: Fourth Edition. 2000.
...or relating to two names or terms. 1. Mathematics A polynomial with two terms. 2. Biology A taxonomic name in binomial nomenclature. From New Latin binomius, having...

36) phylogeny. The American HeritageŽ Dictionary of the English Language: Fourth Edition. 2000.
...pl. phyˇlogˇeˇnies1. The evolutionary development and history of a species or higher taxonomic grouping of organisms. Also called phylogenesis. 2. The evolutionary...

37) ordinal. The American HeritageŽ Dictionary of the English Language: Fourth Edition. 2000.
...a specified position in a numbered series: an ordinal rank of seventh. 2. Of or relating to a taxonomic order. 1. An ordinal number. 2. Ecclesiastical a. A book of...

38) living fossil. The American HeritageŽ Dictionary of the English Language: Fourth Edition. 2000.
...such as a coelacanth or the ginkgo, that is the sole surviving member of an otherwise extinct taxonomic group....

39) biosystematics. The American HeritageŽ Dictionary of the English Language: Fourth Edition. 2000.
...of data obtained from genetic, biochemical, and other observational studies to assess the taxonomic relationships of organisms or populations, especially within an...

40) tree shrew. The American HeritageŽ Dictionary of the English Language: Fourth Edition. 2000.
...found in southeast Asia, India, and southern China. Though sometimes placed in a separate taxonomic order, tree shrews are thought to be related to both insectivores...