• Title/Summary/Keyword: Echiniscoididae

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Two Marine Tardigrade Species of Genus Anisonyches (Heterotardigrada: Echiniscoididae) from Mindanao, the Philippines (필리핀의 민다나오에서 채집한 Anisonyches 속(이완보 목, Echiniscoididae 과)의 해양 완보류 2종)

  • Cheon Young Chang;Hyun Soo Rho
    • Animal Systematics, Evolution and Diversity
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    • v.14 no.2
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    • pp.91-98
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    • 1998
  • Two echiniscoid belonging to genus Anisonyches are recorded from the intertidal or shallow sublittoral coralline sands at Santacruz Island, Mindanao, the Philippines: A. deliquus n. sp. and A. diakidius Pollock, 1975. A. deliquus n. sp. is related to A. mauritianus in the absence of primary calvae and sensory papillae on leg IV with their characteristic claw formation, but discernible from the latter species in the absence of sensory spine on each of the first three leg pairs. We provide some remarks on the two claw types of the genus Anisonyches, that is, diakidius-type and mauritianus-type.

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Three New Tardigrade Species Associated with Barnacles from the Thca Coast of Andaman Sea

  • Chang, Cheon-Young;Rho, Hyun-Soo
    • Animal cells and systems
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    • v.2 no.3
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    • pp.323-331
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    • 1998
  • Three new marine heterotardigrades, Archechiniscus symbalanus, and Styraconyx craticuliformis of the family Halechiniscidae and Echiniscoides andamanensis of the family Echiniscoididae, are reported on the basis of the specimens sieved from intertidal barnacles in the Thai coast of the Andaman Sea. Archechinisos symbalanus n. sp. is related to Archehiniscus minutus Grimaldi De Zio and D'Addabbo Gallo, but discernible from it by possessing median cirrus, stylet sheath, sensory spine of leg l, prominent basal processes on all leg pairs, and S-shaped seminal receptacles. Styraconyx craticuliformis n. sp. is similar to S. craticulus (Pollock) in bearing the grid-like dorsal cuticle, but distinguished from it by the shape of claws and cirrophore of primary clava. Ediniscoides andamanensis n. sp. is rebated to Echiniscoides pollocki Hallas and Kristensen and E. sigismundi sigismundi (M. Schultze) in sharing the same patterns of sensory leg appendages and the claw configuration of 8-8-8-7, but characterized by the shape of cirri, pharyngeal apparatus and female gonopore.

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