by Jessica Retzlaff | Jun 20, 2014
Dermanyssus gallinae (DeGeer, 1778) (Figure 5-19) ETYMOLOGY:Derma = skin and nyssus = to prick; along with gallinae for the chicken host SYNONYMS: HISTORY:Dermanyssus gallinae, which primarily affects avians, was first described by DeGeer in 1778....
by Jessica Retzlaff | Jun 20, 2014
MESOSTIGMATA Mesostigmatid mites are characterized by appearing as small tick-like arachnids. They differ from ticks in that the stigmata are located between the third and fourth pairs of legs, and each stigma is associated with an anteriorly directed...