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The word scorpion originated in Middle English between 1175 and 1225 AD from Old French scorpion, [1] or from Italian scorpione, both derived from the Latin scorpio, equivalent to scorpius, [2] which is the romanization of the Greek σκορπίος – skorpíos, [3] with no native IE etymology (cfr.
The legs are greenish. They usually have four eyes, but cave-dwelling species often have two or no eyes at all. The body length ranges from 1 to 5 mm. Specimens of Neobisiidae have two very long pedipalps with palpal chelae (pincers) which strongly resemble the pincers found on true scorpions.
Pseudoscorpions, also known as false scorpions or book scorpions, [1] are small, scorpion-like arachnids belonging to the order Pseudoscorpiones, also known as Pseudoscorpionida or Chelonethida. Pseudoscorpions are generally beneficial to humans because they prey on clothes moth larvae, carpet beetle larvae, booklice , ants , mites , and small ...
Pulmonoscorpius is an extinct genus of scorpion from the Mississippian (Early Carboniferous) of Scotland.It contains a single named species, Pulmonoscorpius kirktonensis.It was one of the largest scorpions to have ever lived, with the largest known individual having an estimated length exceeding 70 cm (28 inches).
Paruroctonus boreus, commonly known as the northern scorpion, [1] [2] [3] is a species of scorpion in the family Vaejovidae. It is the northernmost species of scorpion, the only scorpion found in Canada , [ 3 ] and one of the scorpions with the broadest distribution over North America .
Opistophalmus glabrifrons (commonly known as the shiny burrow scorpion [1] [2] or the yellow-legged burrowing scorpion [3] [4]) is a large (adult size: 11–15 cm [5] [3]) species of burrowing scorpion found in Southern and Eastern Africa.
In southern Africa, thick-clawed scorpions belonging to the families Scorpionidae, Bothriuridae, and Ischnuridae, are generally assumed to be harmless. However, Opistophthalmus glabrifrons is an exception to the rule. Opistophthalmus species are burrowing scorpions, and probably never leave their burrows except when coming out to mate. This ...
Glaucoma is a progressive condition the eye causes damage to the optic nerve. [7] The damage to the optic nerve is usually caused by intraocular pressure [8] of the eye being elevated. Glaucoma can be seen in dogs, and less commonly, cats. Treatment [9] can be in the form of ocular medication, like prescription eye drops.