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Opecarcinus
ββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ
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Opecarcinus ist eine Gattung der Gallkrabben mit 10 Arten.cite-ref-worms-1-0[1] Sie bewohnen Gezeitenzone und Schelf in Tiefen bis zu 82 m im tropischen Atlantik und Indopazifik.cite-ref-poore-2-0[2] Sie sind obligate Symbionten bei Steinkorallen.cite-ref-davie-et-al-2015-3-0[3]
Contents
β’ Merkmale
β’ Systematik
β’ Einzelnachweise
ββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ
Merkmale
Opecarcinus wird bis zu 4 mm lang. Der Carapax ist vasenfΓΆrmig und im hinteren Teil am breitesten. Die vordere VerlΓ€ngerung des vierten thorakalen Sterniten trΓ€gt HΓΆcker. Die Meri der Schreitbeine (P2 bis P5) kΓΆnnen kleine ZΓ€hnchen aufweisen, der des P2 ist am Ende innenseitig erweitert und ΓΌberlappt die Basis des Carapax oder innerer und Γ€uΓerer Rand sind gleich und ΓΌberlappen den Carapax nicht.cite-ref-poore-2-1[2]
Systematik
Die Gattung umfasst folgende Arten:cite-ref-worms-1-1[1]
β’ Opecarcinus aurantius Kropp, 1989
β’ Opecarcinus cathyae van der Meij, 2014
β’ Opecarcinus crescentus (Edmondson, 1925)
β’ Opecarcinus granulatus (Shen, 1936)
β’ Opecarcinus hypostegus (Shaw & Hopkins, 1977)
β’ Opecarcinus lobifrons Kropp, 1989
β’ Opecarcinus ngankeeae Wong, van der Meij & Chan, 2024
β’ Opecarcinus peliops Kropp, 1989
β’ Opecarcinus pholeter Kropp, 1989
β’ Opecarcinus sierra Kropp, 1989
Einzelnachweise
cite-note-worms-11. β Opecarcinus Kropp & Manning, 1987. In: World Register of Marine Species. Abgerufen am 3. November 2025 (englisch).
cite-note-poore-22. β Gary C. B. Poore, Shane T. Ahyong: Opecarcinus Kropp & Manning, 1987. In: Marine Decapod Crustacea: A Guide to Families and Genera of the World. Csiro Publishing, 2023, ISBN 978-1-4863-1180-4, S. 800.
cite-note-davie-et-al-2015-33. β Peter J. F. Davie, DaniΓ¨le Guinot, Peter K. L. Ng: Systematics and Classification of the Brachyura. In: Peter Castro, Peter J. F. Davie, DaniΓ¨le Guinot, Frederick R. Schram, J. Carel von Vaupel Klein (Hrsg.): The Crustacea. Band 2. Koninklijke Brill NV, Leiden 2015, S. 1116.