chigger


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chigger,

minute, six-legged, reddish larva of the harvest mitemite,
small, often microscopic arachnid that belongs to several orders in the subclass Acari (or Acarina), to which the tick also belongs; mites and ticks are related to the spiders.
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, one of various red bugsred bug,
name for various red insects or arachnids. Chief among them are the cotton stainer of the S United States, which pierces the seeds of the cotton plant and discolors the fibers, and the larva of the harvest mite, or chigger, the cause of red-bug dermatitis.
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 widely distributed throughout the world and common in the S United States. Attaching itself by its mouthparts to the skin of its vertebrate host, the chigger injects saliva that destroys cells and may cause an intense irritation known as red-bug dermatitis. The food of the chigger consists of the cellular contents and tissue fluid of the host. Certain Asian species carry minute organisms (rickettsias) that cause scrub typhus, a disease of humans. Chiggers are classified in the phylum ArthropodaArthropoda
[Gr.,=jointed feet], largest and most diverse animal phylum. The arthropods include crustaceans, insects, centipedes, millipedes, spiders, scorpions, and the extinct trilobites.
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, class Arachnida, subclass Acari, order Trombidiformes, family Trombiculidae.

chigger

[′chig·ər]
(invertebrate zoology)
The common name for bloodsucking larval mites of the Trombiculidae which parasitize vertebrates.
References in periodicals archive ?
These mites are also known in English-speaking countries as harvest mites, chiggers, berry bugs, red bugs, or scrub-itch mites, and as Erntemilbe, Herbstgrasmilbe, or Heumilbe in German-speaking countries (3).
Efficiency of Leptotrombidium chiggers (Acari: Trombiculidae) at transmitting Orientia tsutsugamushi to laboratory mice.
4) Stepping the vibration spectrum up beyond a 4-inch Chigger Craw usually isn't necessary, but you can do so with a Jumbo Chigger Craw, a 5-inch softbait with a bulky body and giant thumper claws.
Ewing (1944) was the first to determine that there are two families of chigger mites (Trombiculidae and Leeuwenhoekiidae) under the superfamily Trombiculidae Ewing (Li et al.
Chiggers mites of the genus Eutrombicula Ewing, 1938 (Acari: Trombiculidae) from Cuba, with the description of three new species.
The larger chigger nymphs and adults are free-living and feed on small insects and their eggs.
Peromyscus pectoralis is a new host record for both chigger species.
The differential diagnosis includes infected warts or scabies but the primary lesions of these are fairly typical ofchigger fleas, therefore always consider tungiasis or chiggers in this setting.
Along with the itching, small red welts appear in the affected area and secondary infections may follow if the chigger bites are scratched open and not kept clean.
At the moment, Daniel and Melissia share their home with two dogs, Drake and Chigger, who also become jealous of each other