Are You Really Sleeping on Clean Bedsheets?

...use of indoor allergies. The other primary offenders cited in the arena of indoor allergens are pet dander and dust mold. Dust mites are microscopic arachnids that feed on dead skin. They infest beds and carpets by the tens of millions. There can be as many as 1000 mites in one gram of dust. In an article...

arachnids in Medical Dictionary

Ticks

... Tick is the common name for the small arachnids in superfamily Ixodoidea that, along with other mites, constitute the Acari... Although ticks are commonly thought of as insects, they are actually arachnids ... Ticks are among the most efficient carriers of disease because they...

arachnids in Biological News

Scary ancient spiders revealed in 3-D models, thanks to new imaging technique

...es, called pedipalps, had tiny 'tarsal' claws attached at the end to help the creature to manipulate its prey. These claws are seen in rare modern-day arachnids such as the Ricinulei. The researchers say that the existence of this common physical feature, shared by the Cryptomartus hindi and the Ricinulei, l...

Microscopic morphology adds to the scorpion family tree

...addy long legs. Consequently, the question of whether the book lung evolved once, at the base of the arachnid phylogenetic tree, or more than once, as arachnids adapted to life out of water, is unresolved. This study is the most complete review of scorpion breathing apparatus ever: 200 specimens from 100 g...

A rarity among arachnids, whip spiders have a sociable family life

...turity, and all mix in social groups. This is surprising behavior for these arachnids long-thought to be purely aggressive and anti-social, according to a Cornel...d hide when faced with threat. While sharing prey is an advantage for other arachnids with social tendencies, Rayor said she has yet to witness amblypygids inten...

arachnids in Biological Dictionary

Malpighian tubule

... The Malpighian tubule system is a type of excretory and osmoregulatory system found in some Uniramia, arachnids and tardigrades. Information for research on the Malpighian tubule (insect kidney) ... The Drosophila melanogaster Malpighian tubule provid...

Cephalothorax

... The cephalothorax is an anatomical term used in arachnids and malacostracan crustaceans for the first (anterior) major body section. The remainder of the body is the abdomen (opisthosoma), which may also be...

Carapace

... A carapace is a dorsal section of the exoskeleton or shell in a number of animal groups, including arthropods such as crustaceans and arachnids as well as vertebrates such as chelonians, order Testudines, turtles and... carapace ( ) n. Zoology. A hard bony or chitinous outer covering,...

Arachnida

... arachnids are a class ( Arachnida ) of joint-legged invert...ebrate animals in the subphylum Chelicerata. All arachnids have eight legs, although in some species the fr...e great sub-phylum Arthropoda, according to ... arachnids are in the class of Arachnida . ... Basic chara...