''Ferrisia'' is a genus of
mealybug
Mealybugs are insects in the family (biology), family Pseudococcidae, unarmored scale insects found in moist, warm habitats. Many species are considered pest (animal), pests as they feed on plant juices of greenhouse plants, house plants and sub ...
s.
Taxonomic history
David T. Fullaway
circumscribed
In geometry, the circumscribed circle or circumcircle of a polygon is a circle that passes through all the vertices of the polygon. The center of this circle is called the circumcenter and its radius is called the circumradius.
Not every polyg ...
the genus in 1923. He included one species: ''
F. virgata'', which was initially described in ''
Dactylopius'' and had been transferred to ''
Pseudococcus
''Pseudococcus'' is a genus of unarmoured scale insects in the family Pseudococcidae, the mealy bugs. There are more than 150 species of ''Pseudococcus''.
Species
Species include:
*'' Pseudococcus aberrans''
*'' Pseudococcus acirculus''
*'' Ps ...
''.
In 1929,
Ryoichi Takahashi
(April 6, 1898—July 17, 1963) was a Japanese people, Japanese entomologist. His research focused on hemiptera, including aphids, whiteflies, and scale insects. He published more than 420 articles.
Taxa named after him include:
* ''Takahashileca ...
proposed ''Ferrisiana'' as a
replacement name
In biological nomenclature, a ''nomen novum'' (Latin for "new name"), new replacement name (or replacement name, new substitute name, substitute name) is a scientific name that is created specifically to replace another scientific name, but only w ...
because he thought the existence of the mollusk genus ''
Ferrissia
''Ferrissia'' is a genus of small, air-breathing freshwater limpets, aquatic gastropod mollusks in the family Planorbidae, the ram's horn snails and their allies.
Species
Species within the genus ''Ferrissia'' include:
* '' Ferrissia baconi'' ...
'' meant ''Ferrisia'' was an invalid
junior homonym. ''Ferrisiana'' was subsequently used by other authors to refer to this genus. In the 1960s, Harold and Emily R. Morrison
and Howard L. McKenzie
showed that the
International Code of Zoological Nomenclature says the difference of one letter is enough to distinguish genera names, making ''Ferrisia'' the
valid name for the genus.
In 2012, M. B. Kaydan and P. J. Kullan circumscribed a new genus ''
Pseudoferrisia'' for the species previously known as ''Ferrisia floridana''.
Species
, species include:
* ''
Ferrisia claviseta''
* ''
Ferrisia colombiana''
* ''
Ferrisia cristinae''
* ''
Ferrisia dasylirii''
* ''
Ferrisia ecuadorensis''
* ''
Ferrisia gilli'' Formerly thought to be a
California population of ''F. virgata''.
of
pistachios in and
almonds in the state.
* ''
Ferrisia kaki''
* ''
Ferrisia kondoi''
* ''
Ferrisia malvastra''
* ''
Ferrisia meridionalis''
* ''
Ferrisia milleri''
* ''
Ferrisia multiformis''
* ''
Ferrisia pitcairnia''
* ''
Ferrisia quaintancii
''Ferrisia'' is a genus of mealybugs.
Taxonomic history
David T. Fullaway circumscribed the genus in 1923. He included one species: '' F. virgata'', which was initially described in ''Dactylopius'' and had been transferred to ''Pseudococcus''. I ...
''
* ''
Ferrisia setosa''
* ''
Ferrisia terani''
* ''
Ferrisia uzinuri''
* ''
Ferrisia virgata''
* ''
Ferrisia williamsi''
References
Sternorrhyncha genera
Pseudococcidae
{{Coccoidea-stub