''Druon fullawayi'', also known as the yellow wig gall wasp, is a

species A species () is often defined as the largest group of organisms in which any two individuals of the appropriate sexes or mating types can produce fertile offspring, typically by sexual reproduction. It is the basic unit of Taxonomy (biology), ...

gall wasp Gall wasps, also traditionally called gallflies, are hymenopterans of the family Cynipidae in the wasp superfamily Cynipoidea. Their common name comes from the galls they induce on plants for larval development. About 1,300 species of this gene ...

in the

family Family (from ) is a Social group, group of people related either by consanguinity (by recognized birth) or Affinity (law), affinity (by marriage or other relationship). It forms the basis for social order. Ideally, families offer predictabili ...

Cynipidae Gall wasps, also wikt:gallfly#Usage notes, traditionally called gallflies, are hymenopterans of the family Cynipidae in the wasp superfamily Cynipoidea. Their common name comes from the galls they induce on plants for larval development. About 1 ...

. It was previously placed in the genus ''

Andricus ''Andricus'' is a genus of oak gall wasps in the family (biology), family Cynipidae. Life cycle As in all Hymenoptera, sex-determination system, sex-determination in species of the genus ''Andricus'' is governed by haplodiploidy: males develop f ...

''.

William Beutenmüller William is a masculine given name of Germanic origin. It became popular in England after the Norman conquest in 1066,All Things William"Meaning & Origin of the Name"/ref> and remained so throughout the Middle Ages and into the modern era. It is ...

described the female adult wasps as 1.5-2.25 mm long, black with brown mouth parts and brown legs. The galls of ''D. fullawayi'' are tan or yellow, woolly, and measure 5-8 mm in diameter. Each gall holds a single chamber for larvae. They are found in California on

oak trees An oak is a hardwood tree or shrub in the genus ''Quercus'' of the beech family. They have spirally arranged leaves, often with lobed edges, and a nut called an acorn, borne within a cup. The genus is widely distributed in the Northern Hemisp ...

, especially ''

Quercus lobata ''Quercus lobata'', commonly called the valley oak or roble, is the largest of the California oaks. It is endemic to the state, growing in interior valleys and foothills from Siskiyou to San Diego counties. Deciduous, it requires year-round grou ...

''.

References

External links

''Druon fullawayi'' on gallformers
Cynipidae Gall-inducing insects Oak galls Insects described in 1913 Taxa named by William Beutenmuller Hymenoptera of North America {{Apocrita-stub