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Pseudocerastes is a genus of vipers endemic to the Middle East and Asia.It was originally created as a monotypic genus in 1896 by Boulenger for the species Pseudocerastes persicus, [1] but three species are now recognised: the spider-tailed horned viper (P. urarachnoides); Persian horned viper (P. persicus) and Field's horned viper (P. fieldi).
In addition to Spider-Man, the Marvel Universe includes several subsequent characters using the spider as their patron; including Silk, Spider-Woman, Spider-Girl, the Scarlet Spider, Venom, Black Widow, Tarantula and Anya Corazon, who adopts the superhero names Araña and (the third) Spider-Girl.
Entelegyne: A spider whose female has an epigyne and separate ducts leading to spermathecae for sperm storage and to the uterus for fertilization, [6] creating a "flow-through" system; see haplogyne; see also Entelegynae; Basic arrangement of spider eyes, viewed from above Arrangement of eyes in most Salticidae, viewed from above
Latrodectus hesperus, the western black widow spider or western widow, is a venomous spider species found in western regions of North America. The female's body is 14–16 mm (1/2 in) in length and is black, often with an hourglass-shaped red mark on the lower abdomen. This "hourglass" mark can be red, yellow, and on rare occasions, white.
According to the Avesta, the full free population of ancient Iranian society was divided into three classes, each of which was associated with a certain colour: [6] Military nobility ( Avestan : raθaē-štar) – represented by red, symbolizing military valour and blood and self-sacrifice in the name of high ideals, so it is considered the ...
It is large for a jumping spider, small males of this species measure 3.3mm and large female can measure up to 22mm. They are black with some orange, red or yellow coloration on top. The females usually have a black line on the abdomen. With the chelicarae being an iridescent green.
Chaetopelma persianum, the Persian gold tarantula, is a species of tarantula native to northwestern Iran. [2] First described in 2023, the species is the first of its genus to be recorded in Iran. [ 1 ]
Inside the abdomen we see the left ovary with spherical eggs which emerge from an opening between the spiracles. 2 Cephalothorax opened - m- muscles for the legs. g - two poison glands. b - sucking stomach. there are two sacs - c with protrusions d. k are feelers. 3 is a close up of a spinneret. The abdomen is also known as the opisthosoma.