''Eusparassus'' is a

genus Genus ( plural genera ) is a taxonomic rank used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In the hierarchy of biological classification, genus com ...

of huntsman spiders, known as the stone huntsman spiders, it was first described by Eugène Louis Simon in 1903.

Description

They are medium to large huntsman spiders, their bodies measuring from 10mm to 30mm. Their eyes are arranged in two rows, the anterior one being slightly procurved, while the posterior ones are relatively straight. They are pale gray to dark brown spiders, with a uniform coloration in their body. Or with a clearly patterned body, and banded legs.

Identification

They can be identified by the presence of two pairs of tibial spines on the legs. And from the ''

Olios ''Olios'' is the largest genus of huntsman spiders, containing 166 species. They are found throughout the world, with most species occurring in hot countries. The genus was first described by Charles Athanase Walckenaer in 1837. Description T ...

'' genus by the

palpal bulb The two palpal bulbs – also known as palpal organs and genital bulbs – are the copulatory organs of a male spider. They are borne on the last segment of the pedipalps (the front "limbs" of a spider), giving the spider an appearance often descr ...

morphology.

Habitat

They are commonly found in

arid A region is arid when it severely lacks available water, to the extent of hindering or preventing the growth and development of plant and animal life. Regions with arid climates tend to lack vegetation and are called xeric or desertic. Most ar ...

and

semiarid A semi-arid climate, semi-desert climate, or steppe climate is a dry climate sub-type. It is located on regions that receive precipitation below potential evapotranspiration, but not as low as a desert climate. There are different kinds of semi-ar ...

deserts A desert is a barren area of landscape where little precipitation occurs and, consequently, living conditions are hostile for plant and animal life. The lack of vegetation exposes the unprotected surface of the ground to denudation. About one ...

Africa Africa is the world's second-largest and second-most populous continent, after Asia in both cases. At about 30.3 million km2 (11.7 million square miles) including adjacent islands, it covers 6% of Earth's total surface area ...

and most parts of

Eurasia Eurasia (, ) is the largest continental area on Earth, comprising all of Europe and Asia. Primarily in the Northern and Eastern Hemispheres, it spans from the British Isles and the Iberian Peninsula in the west to the Japanese archipelago a ...

. Where they inhabit stony habitats, and build retreats in crevices. In which they are one of the most common predators. They can be find in very high elevations from 3,000 to 4,000m

above sea level Height above mean sea level is a measure of the vertical distance (height, elevation or altitude) of a location in reference to a historic mean sea level taken as a vertical datum. In geodesy, it is formalized as ''orthometric heights''. The comb ...

Webs

They make silken papery webs, which are usually found in crevices or the underside of flat stones. This webs are used as protection during molts, or as a retreat during the day. Though females of this species lay their egg sacs insides this retreats.

Species

it contains thirty-three species, found in Africa, Asia, Europe, and

Peru , image_flag = Flag of Peru.svg , image_coat = Escudo nacional del Perú.svg , other_symbol = Great Seal of the State , other_symbol_type = Seal (emblem), National seal , national_motto = "Fi ...

: *'' Eusparassus arabicus'' Moradmand, 2013 –

Saudi Arabia Saudi Arabia, officially the Kingdom of Saudi Arabia (KSA), is a country in Western Asia. It covers the bulk of the Arabian Peninsula, and has a land area of about , making it the fifth-largest country in Asia, the second-largest in the A ...

United Arab Emirates The United Arab Emirates (UAE; ar, اَلْإِمَارَات الْعَرَبِيَة الْمُتَحِدَة ), or simply the Emirates ( ar, الِْإمَارَات ), is a country in Western Asia (The Middle East). It is located at th ...

*'' Eusparassus atlanticus'' Simon, 1909 –

Morocco Morocco (),, ) officially the Kingdom of Morocco, is the westernmost country in the Maghreb region of North Africa. It overlooks the Mediterranean Sea to the north and the Atlantic Ocean to the west, and has land borders with Algeria to ...

*'' Eusparassus barbarus'' (Lucas, 1846) –

Algeria ) , image_map = Algeria (centered orthographic projection).svg , map_caption = , image_map2 = , capital = Algiers , coordinates = , largest_city = capital , relig ...

Tunisia ) , image_map = Tunisia location (orthographic projection).svg , map_caption = Location of Tunisia in northern Africa , image_map2 = , capital = Tunis , largest_city = capital , ...

*'' Eusparassus bicorniger'' (

Pocock Pocock is a surname, and may refer to: *Andrew Pocock (born 1955), British High Commissioner to Nigeria * Barbara Pocock, one of the candidates of the 2022 Australian federal election * Bill Pocock (1884–1959), English footballer * Blair Pocock ...

, 1898) –

Egypt Egypt ( ar, مصر , ), officially the Arab Republic of Egypt, is a transcontinental country spanning the northeast corner of Africa and southwest corner of Asia via a land bridge formed by the Sinai Peninsula. It is bordered by the Mediter ...

Ethiopia Ethiopia, , om, Itiyoophiyaa, so, Itoobiya, ti, ኢትዮጵያ, Ítiyop'iya, aa, Itiyoppiya officially the Federal Democratic Republic of Ethiopia, is a landlocked country in the Horn of Africa. It shares borders with Eritrea to the ...

East Africa East Africa, Eastern Africa, or East of Africa, is the eastern subregion of the African continent. In the United Nations Statistics Division scheme of geographic regions, 10-11-(16*) territories make up Eastern Africa: Due to the historical ...

*''

Eusparassus borakalalo ''Eusparassus'' is a genus of huntsman spiders, known as the stone huntsman spiders, it was first described by Eugène Louis Simon in 1903. Description They are medium to large huntsman spiders, their bodies measuring from 10mm to 30mm. Their ...

'' Moradmand, 2013 –

South Africa South Africa, officially the Republic of South Africa (RSA), is the southernmost country in Africa. It is bounded to the south by of coastline that stretch along the South Atlantic and Indian Oceans; to the north by the neighbouring countri ...

*'' Eusparassus doriae'' (Simon, 1874) –

Iran Iran, officially the Islamic Republic of Iran, and also called Persia, is a country located in Western Asia. It is bordered by Iraq and Turkey to the west, by Azerbaijan and Armenia to the northwest, by the Caspian Sea and Turkmeni ...

*'' Eusparassus dufouri'' Simon, 1932 ( type) –

Portugal Portugal, officially the Portuguese Republic ( pt, República Portuguesa, links=yes ), is a country whose mainland is located on the Iberian Peninsula of Southwestern Europe, and whose territory also includes the Atlantic archipelagos of ...

, Spain. Introduced to the Netherlands *'' Eusparassus educatus'' Moradmand, 2013 –

Namibia Namibia (, ), officially the Republic of Namibia, is a country in Southern Africa. Its western border is the Atlantic Ocean. It shares land borders with Zambia and Angola to the north, Botswana to the east and South Africa to the south and ea ...

*'' Eusparassus fritschi'' (C. Koch, 1873) – Morocco *'' Eusparassus fuscimanus'' Denis, 1958 –

Afghanistan Afghanistan, officially the Islamic Emirate of Afghanistan,; prs, امارت اسلامی افغانستان is a landlocked country located at the crossroads of Central Asia and South Asia. Referred to as the Heart of Asia, it is bordere ...

*'' Eusparassus jaegeri'' Moradmand, 2013 –

Botswana Botswana (, ), officially the Republic of Botswana ( tn, Lefatshe la Botswana, label=Setswana, ), is a landlocked country in Southern Africa. Botswana is topographically flat, with approximately 70 percent of its territory being the Kalahar ...

, South Africa *'' Eusparassus jocquei'' Moradmand, 2013 –

Zimbabwe Zimbabwe (), officially the Republic of Zimbabwe, is a landlocked country located in Southeast Africa, between the Zambezi and Limpopo Rivers, bordered by South Africa to the south, Botswana to the south-west, Zambia to the north, and Mozam ...

*'' Eusparassus kronebergi'' Denis, 1958 – Iran, Afghanistan,

India India, officially the Republic of India (Hindi: ), is a country in South Asia. It is the seventh-largest country by area, the second-most populous country, and the most populous democracy in the world. Bounded by the Indian Ocean on the so ...

*'' Eusparassus laevatus'' (Simon, 1897) – Ethiopia,

Djibouti Djibouti, ar, جيبوتي ', french: link=no, Djibouti, so, Jabuuti officially the Republic of Djibouti, is a country in the Horn of Africa, bordered by Somalia to the south, Ethiopia to the southwest, Eritrea in the north, and the Red ...

Somalia Somalia, , Osmanya script: 𐒈𐒝𐒑𐒛𐒐𐒘𐒕𐒖; ar, الصومال, aṣ-Ṣūmāl officially the Federal Republic of SomaliaThe ''Federal Republic of Somalia'' is the country's name per Article 1 of thProvisional Constituti ...

, Arabian Peninsula *'' Eusparassus laterifuscus''

Strand Strand may refer to: Topography *The flat area of land bordering a body of water, a: ** Beach ** Shoreline *Strand swamp, a type of swamp habitat in Florida Places Africa *Strand, Western Cape, a seaside town in South Africa * Strand Street, ...

, 1908 –

Madagascar Madagascar (; mg, Madagasikara, ), officially the Republic of Madagascar ( mg, Repoblikan'i Madagasikara, links=no, ; french: République de Madagascar), is an island country in the Indian Ocean, approximately off the coast of East Africa ...

*'' Eusparassus letourneuxi'' (Simon, 1874) – Algeria, Tunisia *'' Eusparassus levantinus'' Urones, 2006 –

Spain , image_flag = Bandera de España.svg , image_coat = Escudo de España (mazonado).svg , national_motto = ''Plus ultra'' (Latin)(English: "Further Beyond") , national_anthem = (English: "Royal March") , i ...

*'' Eusparassus maynardi'' (Pocock, 1901) –

Pakistan Pakistan ( ur, ), officially the Islamic Republic of Pakistan ( ur, , label=none), is a country in South Asia. It is the world's List of countries and dependencies by population, fifth-most populous country, with a population of almost 24 ...

*'' Eusparassus mesopotamicus'' Moradmand & Jäger, 2012 –

Iraq Iraq,; ku, عێراق, translit=Êraq officially the Republic of Iraq, '; ku, کۆماری عێراق, translit=Komarî Êraq is a country in Western Asia. It is bordered by Turkey to Iraq–Turkey border, the north, Iran to Iran–Iraq ...

, Iran *'' Eusparassus oculatus'' (Kroneberg, 1875) – Iran, Central Asia to China *'' Eusparassus oraniensis'' (Lucas, 1846) –

North Africa North Africa, or Northern Africa is a region encompassing the northern portion of the African continent. There is no singularly accepted scope for the region, and it is sometimes defined as stretching from the Atlantic shores of Mauritania in ...

*'' Eusparassus pearsoni'' (Pocock, 1901) – India *'' Eusparassus perezi'' (Simon, 1902) – Somalia, Djibouti, Arabian Peninsula *'' Eusparassus pontii'' Caporiacco, 1935 – India, Pakistan *'' Eusparassus potanini'' (Simon, 1895) –

China China, officially the People's Republic of China (PRC), is a country in East Asia. It is the world's most populous country, with a population exceeding 1.4 billion, slightly ahead of India. China spans the equivalent of five time zones and ...

*'' Eusparassus reverentia'' Moradmand, 2013 –

Burkina Faso Burkina Faso (, ; , ff, 𞤄𞤵𞤪𞤳𞤭𞤲𞤢 𞤊𞤢𞤧𞤮, italic=no) is a landlocked country in West Africa with an area of , bordered by Mali to the northwest, Niger to the northeast, Benin to the southeast, Togo and Ghana to the ...

Nigeria Nigeria ( ), , ig, Naìjíríyà, yo, Nàìjíríà, pcm, Naijá , ff, Naajeeriya, kcg, Naijeriya officially the Federal Republic of Nigeria, is a country in West Africa. It is situated between the Sahel to the north and the Gulf o ...

*'' Eusparassus schoemanae'' Moradmand, 2013 – Namibia, South Africa *'' Eusparassus shefteli''

Chamberlin The Chamberlin is an electro-mechanical keyboard instrument that was a precursor to the Mellotron. It was developed and patented by the American inventor Harry Chamberlin from 1949 to 1956, when the first model was introduced. There are severa ...

, 1916 –

*'' Eusparassus syrticus'' Simon, 1909 – Tunisia *'' Eusparassus tuckeri'' Lawrence, 1927 –

Angola , national_anthem = " Angola Avante"() , image_map = , map_caption = , capital = Luanda , religion = , religion_year = 2020 , religion_ref = , coordina ...

, Namibia *'' Eusparassus vestigator'' (Simon, 1897) – East Africa *'' Eusparassus walckenaeri'' ( Audouin, 1826) –

Greece Greece,, or , romanized: ', officially the Hellenic Republic, is a country in Southeast Europe. It is situated on the southern tip of the Balkans, and is located at the crossroads of Europe, Asia, and Africa. Greece shares land borders with ...

Turkey Turkey ( tr, Türkiye ), officially the Republic of Türkiye ( tr, Türkiye Cumhuriyeti, links=no ), is a list of transcontinental countries, transcontinental country located mainly on the Anatolia, Anatolian Peninsula in Western Asia, with ...

, Algeria to Iraq,

Sudan Sudan ( or ; ar, السودان, as-Sūdān, officially the Republic of the Sudan ( ar, جمهورية السودان, link=no, Jumhūriyyat as-Sūdān), is a country in Northeast Africa. It shares borders with the Central African Republic t ...

, Iran? *'' Eusparassus xerxes'' (Pocock, 1901) – United Arab Emirates, Iran, Pakistan

References