| 词条 | Crymostygius |
| 释义 |
| name= Crymostygius thingvallensis | regnum = Animalia | phylum = Arthropoda | subphylum = Crustacea | classis = Malacostraca | ordo = Amphipoda | subordo = Gammaridea | familia = Crymostygidae | familia_authority = Kristjánsson & Svavarsson, 2004 | genus = Crymostygius | genus_authority = Kristjánsson & Svavarsson, 2004 | species = C. thingvallensis | binomial = Crymostygius thingvallensis | binomial_authority = Kristjánsson & Svavarsson, 2004 }}Crymostygius thingvallensis is a species of subterranean amphipod crustacean, endemic to the area around Þingvallavatn, a lake in southwestern Iceland.[1] The species has no close relatives, and is placed in its own family, Crymostygidae.[1] This distinctness has been confirmed by molecular phylogenetics.[2] References1. ^1 {{cite journal |author1=B. K. Kristjánsson |author2=J. Svavarsson |year=2004 |title=Crymostygidae, a new family of subterranean freshwater gammaridean amphipods (Crustacea) recorded from subarctic Europe |journal=Journal of Natural History |volume=38 |issue=15 |pages=1881–1894 |doi=10.1080/00222930310001597295}} {{Taxonbar|from=Q5190492}}{{Amphipod-stub}}2. ^{{cite journal |author1=Etienne Kornobis |author2=Snæbjörn Pálsson |author3=Dmitry A. Sidorov |author4=John R. Holsinger |author5=Bjarni K. Kristjánsson |year=2011 |title=Molecular taxonomy and phylogenetic affinities of two groundwater amphipods, Crangonyx islandicus and Crymostygius thingvallensis, endemic to Iceland |journal=Molecular Phylogenetics and Evolution |volume=58 |issue=3 |pages=527–539 |doi=10.1016/j.ympev.2010.12.010 |pmid=21195201}} 4 : Gammaridea|Fauna of Iceland|Monotypic crustacean genera|Endemic fauna of Iceland |
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