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Evolution of karyotype, sex chromosomes, and meiosis in mygalomorph spiders (Araneae: Mygalomorphae)
Spider diversity is partitioned into three primary clades, namely Mesothelae, Mygalomorphae, and Araneomorphae. Mygalomorph cytogenetics is largely unknown. Our study revealed a remarkable karyotypeExpand
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Survey of the Onychiuridae (Collembola) from the Neotropical Region
INFORMATION ON THE ONYCHIURIDAE (COLLEMBOLA) OF THE NEOTROPICAL REGION IS HERE COMPLILED. WE INCLUDE 13 NEW RECORDS FROM MEXICO, ONE FROM BRASIL AND ANOTHER FROM NICARAGUA, AS WELL AS MANY NEWExpand
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Feeding habits of Collembola and their ecological niche
THIS WORK WAS CONDUCTED TO DETECT CHANGES IN FEEDING HABITS OF SPRINGTAILS, RELATED TO THEIR ECOLOGICAL NICHE IN THE ECOSYSTEM. WE PRESENT THE RESULTS AND COMPARE OUR OBSERVATIONS ON THE DIET OFExpand
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Taste while chewing?: sensory structures in the chelicerae of "Pseudocellus pearsei" (Chamberlin & Ivie, 1938) (Ricinulei, Arachnida)
Ricinulei possess two jointed chelate chelicerae to grab, kill and to chew up their prey. The chelicerae of the Méxican cave dwelling species Pseudocellus pearsei were investigated by means ofExpand
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A new species of Troglobius (Collembola, Paronellidae, Cyphoderinae) from a Brazilian iron cave
The genus Troglobius (Collembola: Paronellidae: Cyphoderinae) is known only from the Southern Hemisphere, the two species found so far were described from caves in Madagascar and Brazil. In thisExpand
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Remarks on Stachorutes (Collembola: Pseudachorutidae) with a new mexican species
We redefine the genus Stachorutes. A new Mexican species from littoral sand is described and keys for the species of this genus, and those of Furcu/anurida, are included.
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Phylogeny of the genus Palmanura (Collembola: Neanuridae)
In order to assess the phylogenetic structure of the springtail genus Palmanura, as well as to test the monophyly of the tribe Sensillanurini (Neanuridae: Neanurinae), a data matrix of morphologicalExpand
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