Herviera [SEP] parent taxon
Herviera
Herviera is a genus of sea snails, marine gastropod mollusks in the family Pyramidellidae, the pyrams and their allies.
Species.
Species within the genus "Herviera" include:
- "Herviera gliriella"
- "Herviera isidella"
- "Herviera patricia"
References.
- Schander C., Hori S. & Lundberg J. (1999), Anatomy, phylogeny and biology of "Odostomella" and "Herviera", with the description of a new species of Odostomella (Mollusca, Heterostropha,
Taxon in disguise
In bacteriology, a taxon in disguise is a species, genus or higher unit of biological classification whose evolutionary history reveals has evolved from another unit of similar or lower rank, making the parent unit paraphyletic. This happens when rapid evolution makes a new species appear radically different from the ancestral group, so that it is not (initially) recognised as belonging to the parent phylogenetic group, leaving the latter an evolutionary grade.
While the term is from bacteriology, parallel examples are found throughout the tree of