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Consequences of the discovery of Stenasellus (Crustacea, Isopoda, Asellota)² in the underground waters of Oman (Arabian Peninsula) Naturalis
Magniez, Guy J.; Stock, Jan H..
An overview of the present knowledge of the family Stenasellidae (Asellota; Aselloidea) is presented, focusing on the success of recent investigations of the underground waters of Oman (S.E. Arabian Peninsula). We take up the discovery of four new species of the genus Stenasellus: small species adapted to interstitial biotopes and larger ones typical of karstic aquifers. These species cohabit in ecotones between interstitial and karstic water systems. The putative presence of stenasellids in hypogean waters of Yemen and South Iran is suggested. The taxonomic status of the genus Stenasellus auct. needs to be reconsidered in the future. A scenario to explain the origin and the presence of these isopods in continental underground waters is advanced.
Tipo: Article / Letter to the editor Palavras-chave: Arid climate cohabitation of species ecotones; Gen. Stenasellus marine ancestors paleobiogeography Quaternary glaciations recent expansion underflow.
Ano: 1999 URL: http://www.repository.naturalis.nl/record/534303
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Les Stenasellidae (Crustacea Isopoda Asellota Anophtalmes) des eaux souterraines du sultanat d’Oman Naturalis
Magniez, Guy J.; Stock, Jan H..
Descriptions of four new species of Stenasellus (Aselloidea: Stenasellidae) from the underflow of temporary streams (wadis) in northern part of Oman Sultanate. S. vermeuleni n.sp. (11.2 mm or more) and S. messanai n.sp. (7.7 mm or more) are probably karstic water species, accidentally or locally present in the alluvium. The smaller S. henryi n.sp. (3.5 mm), the most widely spread, seems to be typically an inhabitant of coarse sand and gravel alluvial deposits, and bears hypertrophied gnathopods. S. grafi n.sp. (2 mm), the smallest known Stenasellid, is highly adapted to mesopsammal life; its dwarfism reduces drastically the number of oocytes, but little their size. The species of the arabian Peninsula are strongly related to these of eastern Africa...
Tipo: Article / Letter to the editor Palavras-chave: Aquifères karstiques; Cohabitation; Espèces fouisseuses (burrowers); Mésopsammiques (mesopsammal); Genus Stenasellus; Stygobies; Milieu interstitiel; Nanisme (dwarfism); Sous-écoulement (underflow); Spéciation.
Ano: 2000 URL: http://www.repository.naturalis.nl/record/505189
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Amsterdam Expeditions to the West Indian Islands, Report 19. Deux Asellotes stygobies des Indes Occidentales: Neostenetroides stocki n. gen., n. sp., et Stenetrium sp Naturalis
Carpenter, Jerry H.; Magniez, Guy J..
Description of the adult male and female of Neostenetroides stocki n. gen., n. sp., a new Gnathostenetroididae from cave water in San Salvador Island, Bahamas. Description of a single adult female of Stenetrium sp., a Stenetriidae from littoral hypogean water in Curaçao. The two superfamilies Gnathostenetroidoidea and Stenetrioidea being marine groups, these settlements in insular subterranean waters are noticeable.
Tipo: Article / Letter to the editor
Ano: 1982 URL: http://www.repository.naturalis.nl/record/504244
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