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198 Terms used in Bionomenclature
taxonomic purpose: (zool.) in lectotypification, a statement of the
taxonomic purpose of the designation of the lectotype; required by
the Code for lectotypifications made after 1999 to be valid.
taxonomic rank: see rank.
taxonomic synonym: a heterotypic synonym (q.v.).
taxonomic taxon: (zool.) a taxon (e.g. family, genus, species) including
whatever nominal taxa and individuals a zoologist at any time
considers it to contain, in his or her endeavours to define the
boundaries of a zoological taxon (q.v.); a taxonomic taxon is
denoted by the valid name determined from the available names of
its included nominal taxa..
taxonomic unit: the group into which a number of similar individuals may
be classified; a taxon.
taxonomy: the theory and practice of classification of organisms; see
taxonomic taxon.
taxospecies: (prok., unoff.) a group of organisms or isolates that have a
high coefficient of similarity.
tectoparatype: (zool., unoff.) a paratype used for microscopic examination
to demonstrate generic or specific characters.
tectopleisiotype: (zool., unoff.) a specimen used for microscopic
examination to demonstrate generic or specific characters,
subsequent to the original description.
tectotype: (zool.) any type comprising a microscopic slide preparation or
section.
teleomorph: (mycol.) the meiotic sexual morph in pleomorphic fungi, i.e.
the morph characterized by the production of asci/ascospores,
basidia/basidiospores, teliospores, or other basidium-bearing organs;
the name accorded to the holomorph (q.v.); see also anamorph.
teleotype: (mycol., unoff.) proposed for a specimen or illustration
representing the teleomorph (q.v.) of a fungus and designated to
serve as both an interpretive and a nomenclatural type for a name
previously applied solely to an anamorph (q.v.) and typified by an
anamorphic type; cfr epitype.