lectotype

Definitions

A biological specimen or illustration later selected to serve as definitive type example of a species or subspecies when the original author of the name did not designate a holotype.

Equivalents

Examples

“Where the original diagnosis is without illustrations or is accompanied by figues based on two or more specimens, the first subsequent author is at liberty to select⟳ from these cotypes a type⟳ for the old species, adhering, as far as can be ascertained to the intention of the original author. Such a type⟳ speciment is to be designated as a lectotype...”

“The lectotype and paratype, which are before me, are both iron-stained, predominantly internal composite molds of left valves in a fine-grained, white quartzite matrix.”

“Lectotype designation is justified under article 74.1.1 of the ICZN (1999) in order⟳ to fix⟳ the status of this specimen as the sole name-bearing type⟳ of this species.”

CEFR level