Uropygi


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Related to Uropygi: whip scorpion
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.Uropygi - whip scorpionsUropygi - whip scorpions      
animal order - the order of animals
Arachnida, class Arachnida - a large class of arthropods including spiders and ticks and scorpions and daddy longlegs; have four pairs of walking legs and no wings
whip scorpion, whip-scorpion - nonvenomous arachnid that resembles a scorpion and that has a long thin tail without a stinger
genus Mastigoproctus, Mastigoproctus - giant whip scorpions
References in periodicals archive ?
As far as we know, nothing similar to that has been reported in other arachnid orders, suggesting that these gland openings could be synapomorphic for the clade Uropygi (sensu Shultz 1990).
Group Paleozoic Mesozoic Cenozoic Total Pycnogonida 6 3 -- 9 "Euchelicerata" 5 -- -- 5 Xiphosura 75 20 1 96 Chasmataspidida 8 -- -- 8 Eurypterida 241 -- -- 241 Scorpiones 79 16 16 111 Opiliones 7 1 17 25 Phalangiotarbida 30 -- -- 30 Pseudoscorpiones 1 2 35 38 Solifugae 2 1 2 5 Acari: Anactinotrichida -- 1 10 11 Acari: Actinotrichida 15 15 253 283 Palpigradi -- -- 1 1 Ricinulei 15 -- -- 15 "Pantetrapulmonata" 3 -- -- 3 Trigonotarbida 71 -- -- 71 Araneae 18 31 930 979 Haptopoda 1 -- -- 1 Amblypygi 5 1 3 9 Uropygi 6 1 -- 7 Schizomida -- -- 4 4 all Chelicerata 588 92 1272 1952 Arachnida only 253 69 1271 1593 Table 2.
Catalogue of the Smaller Arachnid Orders of the World: Amblypygi, Uropygi, Schizomida, Palpigradi, Ricinulei and Solifugae.