Pseudoscorpionida


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Related to Pseudoscorpionida: false scorpion, Chelifer cancroides

Pseudoscorpionida

[¦sü·dō‚skȯr·pē′än·ə·də]
(invertebrate zoology)
An order of terrestrial Arachnida having the general appearance of miniature scorpions without the postabdomen and sting.
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A greater number of taxonomic groups of edaphic arthropods were observed in the Atlantic Forest fragments, among which Archaeognatha, Coleoptera, Entomobryomorpha, Pseudoscorpionida,
Passalidae species Pseudoscorpionida Bibliographical species source Passalus abortivus Tridenchthonius Aguiar & Buhrnheim, Percheron, 1835 mexicanus Chamberlin 1992, 1998 & Chamberlin, 1945, Lustrochernes intermedius (Balzan), Lustrochernes aff.
Adults also contained many prey items that are strictly terrestrial, including several species of terrestrial Gastropoda, Opiliones, Pseudoscorpionida, Chilopoda, Diplopoda, terrestrial Coleoptera (for example, Chrysomelidae and Staphylinidae), and larval Lepidoptera.
930 m Gastropoda 6 (0,89) 20 (2,67) 17 (2,83) Oligochaeta 7 (1,04) 4 (0,53) 8 (1,33) Araneae 9 (1,34) 18 (2,40) 2 (0,33) Pseudoscorpionida 1 (0,13) 5 (0,83) Opilionida Mesostigmata 123 (18,38) 95 (12,71) 91 (15,16) Prostigmata 105 (15,69) 135 (18,07) 85 (14,16) Astigmata 37 (5,53) 32 (4,28) 28 (4,66) Cryptostigmata 66 (9,86) 69 (9,23) 72 (12,00) Chilopoda 3 (0,44) 2 (0,26) 3 (0,50) Diplopoda 1 (0,14) 1 (0,13) 3 (0,50) Collembola 276 (41,25) 338 (45,24) 240 (40,00) Hemiptera 22 (3,28) 9 (1,20) 7 (1,16) Psocoptera 1 (0,14) 10 (1,33) 10 (1,66) Thysanoptera 4 (0,53) 11 (1,83) Coleoptera 13 (1,94) 8 (1,07) 15 (2,5) Hymenoptera 1 (0,13) 3 (0,5) Densidad ind.
ARACHNIDA PSEUDOSCORPIONIDA Chthoniidae Tyrannochthonius imitatus Hoff 1959.
More prolonged sociality, with long-term associations among mothers-offspring-siblings is rare and is only described in a few species in the Amblypygi, Scorpionida, Pseudoscorpionida, and Acari.
Arachnida, Mygalomorphae, Araneomorphae in Part, Pseudoscorpionida, Amblypygida, Palpigradi (D.
The phylogeny and systematics of the Pseudoscorpionida (Chelicerata: Arachnida).