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Definition of type species in English: type speciesnoun Zoology Botany The species on which a genus is based and with which the genus name remains associated during any taxonomic revision. Example sentencesExamples - Consequently, the species is here proposed to be the type species of a new genus related to Girtyocoelia Cossmann, 1909.
- The adult dorsal median septum, seen in the new species, is absent in the type species and dorsal muscle fields are more clearly defined.
- However, the ventral valve of Australostrophia mesembria, type species of the genus, is weakly convex, while the dorsal is very gently concave.
- These characters alone are insufficient to characterize Schistometopus; thus, the genus is considered nomen dubium and the term is restricted to the type specimen of the type species.
- This large group (Clade B) is formed by most of the species of the genus (including the type species, B. rotundifolium), which typically have parallel-veined leaves.
Definition of type species in US English: type speciesnoun Botany Zoology The particular species on which the description of a genus is based and with which the genus name remains associated during any taxonomic revision. Example sentencesExamples - This large group (Clade B) is formed by most of the species of the genus (including the type species, B. rotundifolium), which typically have parallel-veined leaves.
- The adult dorsal median septum, seen in the new species, is absent in the type species and dorsal muscle fields are more clearly defined.
- However, the ventral valve of Australostrophia mesembria, type species of the genus, is weakly convex, while the dorsal is very gently concave.
- Consequently, the species is here proposed to be the type species of a new genus related to Girtyocoelia Cossmann, 1909.
- These characters alone are insufficient to characterize Schistometopus; thus, the genus is considered nomen dubium and the term is restricted to the type specimen of the type species.
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