花蟹蛛屬（學名：）是蟹蛛科中的一個屬。花蟹蛛屬與革蟹蛛屬（Coriarachne）的蜘蛛均為棕至紅棕色，在樹及野草上常見。雖然與狩蛛屬（Diaea）相似，但牠們一般有較短而強壯的腳及帶有花紋的腹部。行動緩慢，喜在流通量大的高空捕捉任何經過的節肢動物。

名字 
拉丁文學名來自古希臘語 xyst，指刮擦者。

分布 
花蟹蛛属几乎分布在世界各地，除了南美洲。总计约有360种被描述，欧洲约有71种。

下属物种
本属包括以下物种：
 Thomisus oeningensis (Heer, 1864)
 Xysticus abditus Logunov, 2006
 Xysticus absconditus (Menge, 1876)
 Xysticus acerbus Thorell, 1872
 Xysticus acquiescens Emerton, 1919
 Xysticus advectus O.Pickard-Cambridge, 1890
 Xysticus aequalis Franganillo, 1926
 Xysticus aethiopicus L.Koch, 1875
 Xysticus albertensis Dondale, 2008
 白纹花蟹蛛 Xysticus albolimbatus Hu, 2001
 Xysticus alboniger Turnbull, Dondale & Redner, 1965
 阿勒泰花蟹蛛 Xysticus aletaiensis Hu & Wu, 1989
 Xysticus alpicola Kulczyński, 1882
 高山花蟹蛛 Xysticus alpinistus Ono, 1978
 Xysticus alpinus Kulczyński, 1887
 高寒花蟹蛛 Xysticus alsus Song & Wang, 1994
 Xysticus altaicus Simon, 1895
 Xysticus altitudinis Levy, 1976
 Xysticus ampullatus Turnbull, Dondale & Redner, 1965
 Xysticus anatolicus Demir, Aktas & Topçu, 2008
 Xysticus annulipes Bertkau, 1878
 Xysticus apachecus Gertsch, 1933
 Xysticus apalacheus Gertsch, 1953
 Xysticus apertus Banks, 1898
 Xysticus apricus L.Koch, 1876
 Xysticus aprilinus Bryant, 1930
 Xysticus archaeopalpus Leech & Matthews, 1971
 Xysticus arenarius Thorell, 1875
 Xysticus arenicola Simon, 1875
 Xysticus argenteus Jézéquel, 1966
 Xysticus asper (Lucas, 1838)
 Xysticus atevs Ovtsharenko, 1979
 斑孔花蟹蛛 Xysticus atrimaculatus Bösenberg & Strand, 1906
 Xysticus auctificus Keyserling, 1880
 Xysticus audax (Schrank, 1803)
 类莽花蟹蛛 Xysticus audaxoides Zhang, Zhang & Song, 2004
 南西伯利亚花蟹蛛 Xysticus austrosibiricus Logunov & Marusik, 1998
 Xysticus autumnalis L.Koch, 1875
 Xysticus aztecus Gertsch, 1953
 Xysticus bacurianensis Mcheidze, 1971
 Xysticus bakanas Marusik & Logunov, 1990
 巴尔花蟹蛛 Xysticus baltistanus Caporiacco, 1935
 Xysticus banksi Bryant, 1933
 Xysticus barbatus Caporiacco, 1936
 Xysticus benefactor Keyserling, 1880
 孟加拉花蟹蛛 Xysticus bengalensis Tikader & Biswas, 1974
 Xysticus bengdakus Saha & Raychaudhuri, 2007
 Xysticus beni Strand, 1913
 布氏花蟹蛛 Xysticus berlandi Schenkel, 1963
 伯曼氏花蟹蛛 Xysticus bermani Marusik, 1994
 Xysticus bharatae Gajbe & Gajbe, 1999
 Xysticus bicolor L.Koch, 1867
 Xysticus bicuspis Keyserling, 1887
 双簇花蟹蛛 Xysticus bifasciatus C.L.Koch, 1837
 Xysticus bimaculatus L.Koch, 1867
 Xysticus bliteus (Simon, 1875)
 Xysticus boesenbergi Charitonov, 1928
 博氏花蟹蛛 Xysticus bohdanowiczi Zhang, Zhu & Song, 2004
 Xysticus bolivari Gertsch, 1953
 Xysticus bradti Gertsch, 1953
 Xysticus breviceps O.Pickard-Cambridge, 1885
 Xysticus brevidentatus Wunderlich, 1995
 Xysticus britcheri Gertsch, 1934
 Xysticus brunneitibiis Caporiacco, 1939
 Xysticus californicus Keyserling, 1880
 加拿大花蟹蛛 Xysticus canadensis Gertsch, 1934
 Xysticus caspicus Utochkin, 1968
 Xysticus caucasius L.Koch, 1878
 Xysticus chaparralis Schick, 1965
 Xysticus charitonowi Mcheidze, 1971
 Xysticus chippewa Gertsch, 1953
 朱氏花蟹蛛 Xysticus chui Ono, 1992
 Xysticus clercki (Audouin, 1826)
 Xysticus cochise Gertsch, 1953
 Xysticus coloradensis Bryant, 1930
 Xysticus concinnus Kroneberg, 1875
 合生花蟹蛛 Xysticus concretus Utochkin, 1968
 Xysticus concursus Gertsch, 1934
 膨花蟹蛛 Xysticus conflatus Song, Tang & Zhu, 1995
 合花蟹蛛 Xysticus connectens Kulczyński, 1901
 Xysticus cor Canestrini, 1873
 Xysticus corsicus Simon, 1875
 Xysticus courti
 筛花蟹蛛 Xysticus cribratus Simon, 1885
 卷片花蟹蛛 Xysticus crispabilis Song & Gao, 1996
 冠花蟹蛛 Xysticus cristatus (Clerck, 1757)
 波纹花蟹蛛 Xysticus croceus Fox, 1937
 Xysticus cunctator Thorell, 1877
 Xysticus curtus Banks, 1898
 大理花蟹蛛 Xysticus dali Li & Yang, 2008
 大卫花蟹蛛 Xysticus davidi Schenkel, 1963
 丹氏花蟹蛛 Xysticus denisi Schenkel, 1963
 Xysticus desidiosus Simon, 1875
 Xysticus discursans Keyserling, 1880
 Xysticus diversus (Blackwall, 1870)
 多尔波花蟹蛛 Xysticus dolpoensis Ono, 1978
 Xysticus doriai (Dalmas, 1922)
 准葛尔花蟹蛛 Xysticus dzhungaricus Tyschchenko, 1965，壮噶尔花蟹蛛
 Xysticus edax (O.Pickard-Cambridge, 1872)
 Xysticus elegans Keyserling, 1880
 象形花蟹蛛 Xysticus elephantus Ono, 1978
 Xysticus ellipticus Turnbull, Dondale & Redner, 1965
 埃氏花蟹蛛 Xysticus emertoni Keyserling, 1880
 鞍形花蟹蛛 Xysticus ephippiatus Simon, 1880
 Xysticus erraticus (Blackwall, 1834)
 凹花蟹蛛 Xysticus excavatus Schenkel, 1963
 Xysticus facetus O.Pickard-Cambridge, 1896
 法氏花蟹蛛 Xysticus fagei Lessert, 1919
 Xysticus federalis Gertsch, 1953
 Xysticus ferox (Hentz, 1847)
 锈色花蟹蛛 Xysticus ferrugineus Menge, 1876
 Xysticus ferruginoides Schenkel, 1963
 Xysticus fervidus Gertsch, 1953
 Xysticus flavitarsis Simon, 1877
 Xysticus flavovittatus Keyserling, 1880
 Xysticus floridanus Banks, 1896
 Xysticus fraternus Banks, 1895
 Xysticus funestus Keyserling, 1880
 Xysticus furtivus Gertsch, 1936
 Xysticus gallicus Simon, 1875
 Xysticus gattefossei Denis, 1956
 Xysticus geometres L.Koch, 1874
 Xysticus gertschi Schick, 1965
 Xysticus ghigii Caporiacco, 1938
 沟毕花蟹蛛 Xysticus gobiensis Marusik & Logunov,2002
 Xysticus gortanii Caporiacco, 1922
 Xysticus gosiutus Gertsch, 1933
 Xysticus gracilis Keyserling, 1880
 Xysticus grallator Simon, 1932
 广西花蟹蛛 Xysticus guangxicus Song et Zhu,1995
 贵州花蟹蛛 Xysticus guizhou Song & Zhu, 1997
 Xysticus gulosus Keyserling, 1880
 Xysticus havilandi Lawrence, 1942
 赫氏花蟹蛛 Xysticus hedini Schenkel, 1936
 Xysticus helophilus Simon, 1890
 Xysticus hepaticus Simon, 1903
 喜马拉雅花蟹蛛 Xysticus himalayaensis Tikader & Biswas, 1974
 印度斯坦花蟹蛛 Xysticus hindusthanicus Basu, 1965
 华南花蟹蛛 Xysticus hotingchiehi Schenkel,1963
 胡氏花蟹蛛 Xysticus hui Platnick, 1993
 Xysticus humilis Redner & Dondale, 1965
 Xysticus ibex Simon, 1875
 Xysticus ictericus L.Koch, 1874
 祀花蟹蛛 Xysticus idolothytus Logunov, 1995
 Xysticus illaudatus Logunov, 1995
 Xysticus imitarius Gertsch, 1953
 Xysticus indiligens (Walckenaer, 1837)
 岛民花蟹蛛 Xysticus insulicola Bösenberg & Strand, 1906
 Xysticus iviei Schick, 1965
 Xysticus jabalpurensis Gajbe & Gajbe, 1999
 Xysticus jaharai Basu, 1979
 Xysticus japenus Roewer, 1938
 Xysticus jayantius Tikader
 蒋氏花蟹蛛 Xysticus jiangi Peng, Yin & Kim, 2000
 金林花蟹蛛 Xysticus jinlin Song & Zhu, 1995
 Xysticus joyantius Tikader, 1966
 Xysticus jugalis L.Koch, 1875
 Xysticus kalandadzei Mcheidze & Utochkin, 1971
 Xysticus kali Tikader & Biswas, 1974
 Xysticus kamakhyai Tikader, 1962
 甘肃花蟹蛛 Xysticus kansuensis Tang, Song & Zhu, 1995
 Xysticus kashidi Tikader, 1963
 Xysticus kaznakovi Utochkin, 1968
 Xysticus kempeleni Thorell, 1872
 Xysticus khasiensis Tikader, 1980
 Xysticus kochi Thorell, 1872
 Xysticus kulczynskii Werjbitzky, 1902
 千岛花蟹蛛 Xysticus kurilensis Strand, 1907
 Xysticus kuzgi Marusik & Logunov, 1990
 Xysticus laetus Thorell, 1875
 Xysticus lanio C.L.Koch, 1835
 Xysticus lapidarius Utochkin, 1968
 Xysticus lassanus Chamberlin, 1925
 Xysticus latitabundus Logunov, 1995
 Xysticus lendli Kulczyński, 1897
 莱普花蟹蛛 Xysticus lepnevae Utochkin, 1968
 勒塞花蟹蛛 Xysticus lesserti Schenkel, 1963
 细纹花蟹蛛 Xysticus lineatus (Westring, 1851)
 Xysticus locuples Keyserling, 1880
 Xysticus logunovi Ono & Martens, 2005
 Xysticus logunovi Seyfulina & Mikhailov, 2004
 Xysticus lucifugus Lawrence, 1937
 Xysticus luctans (C.L.Koch, 1845)
 Xysticus luctator L.Koch, 1870
 Xysticus luctuosus (Blackwall, 1836)
 Xysticus lutzi Gertsch, 1935
 Xysticus macedonicus Šilhavý, 1944
 Xysticus maculatipes Roewer, 1962
 黑斑花蟹蛛 Xysticus maculiger Roewer, 1951
 玛纳斯花蟹蛛 Xysticus manas Song & Zhu, 1995
 马氏花蟹蛛 Xysticus mandili Tikader,1966
 Xysticus marmoratus Thorell, 1875
 Xysticus martensi Ono, 1978
 Xysticus marusiki Ono & Martens, 2005
 Xysticus metinaktasi Demir, Seyyar & Türker, 2017
 蒙古花蟹蛛 Xysticus mongolicus Schenkel, 1963
 Xysticus montanensis Keyserling, 1887
 Xysticus mugur Marusik, 1990
 Xysticus mulleri Lawrence, 1952
 Xysticus multiaculeatus Caporiacco, 1940
 牧都路花蟹蛛 Xysticus mundulus O.Pickard-Cambridge, 1885，洁花蟹蛛
 Xysticus namaquensis Simon, 1910
 Xysticus natalensis Lawrence, 1938
 Xysticus nataliae Utochkin, 1968
 Xysticus nigriceps Berland, 1922
 Xysticus nigromaculatus Keyserling, 1884
 Xysticus nigropunctatus L.Koch, 1867
 Xysticus nigrotrivittatus (Simon, 1870)
 藏西花蟹蛛 Xysticus nitidus Hu, 2001，滇西花蟹蛛
 Xysticus nubilus Simon, 1875
 林芝花蟹蛛 Xysticus nyingchiensis Song & Zhu, 1995
 Xysticus obscurus Collett, 1877
 Xysticus ocala Gertsch, 1953
 Xysticus orizaba Banks, 1898
 Xysticus ovatus Simon, 1876
 Xysticus paiutus Gertsch, 1933
 Xysticus palawanicus Barrion & Litsinger, 1995
 Xysticus palpimirabilis Marusik & Chevrizov, 1990
 Xysticus parallelus Simon, 1873
 拟斑花蟹蛛 Xysticus parapunctatus Song & Zhu, 1995
 Xysticus pearcei Schick, 1965
 Xysticus peccans O.Pickard-Cambridge, 1876
 Xysticus pellax O.Pickard-Cambridge, 1894
 盾形花蟹蛛 Xysticus peltiformus Zhang, Zhu & Song, 2004
 Xysticus peninsulanus Gertsch, 1934
 Xysticus periscelis Simon, 1908
 Xysticus pieperi Ono & Martens, 2005
 Xysticus pigrides Mello-Leitão, 1929
 平山花蟹蛛 Xysticus pingshan Zhang, Zhu & Song, 2004
 Xysticus posti Sauer, 1968
 Xysticus pretiosus Gertsch, 1934
 Xysticus promiscuus O.Pickard-Cambridge, 1876
 伪丝花蟹蛛 Xysticus pseudobliteus (Simon, 1880)，三斑花蟹蛛
 伪冠花蟹蛛 Xysticus pseudocristatus Azarkina & Logunov, 2001，拟冠花蟹蛛
 Xysticus pseudolanio Wunderlich, 1995
 三斑花蟹蛛 Xysticus pseudoblitea Simon, 1880
 Xysticus pseudoluctuosus Marusik & Logunov, 1995
 Xysticus pulcherrimus Keyserling, 1880
 Xysticus punctatus Keyserling, 1880
 Xysticus pygmaeus Tyschchenko, 1965
 Xysticus pynurus Tikader, 1968
 方花蟹蛛 Xysticus quadratus Tang & Song, 1988
 Xysticus quadrispinus Caporiacco, 1933
 Xysticus quagga Jocqué, 1977
 Xysticus rainbowi Strand, 1901
 Xysticus robinsoni Gertsch, 1953
 Xysticus rockefelleri Gertsch, 1953
 劳氏花蟹蛛 Xysticus roonwali Tikader, 1964
 Xysticus rostratus Ono, 1988
 Xysticus ryukyuensis Ono, 2002
 嵯峨花蟹蛛 Xysticus saganus Bösenberg & Strand, 1906
 Xysticus sagittifer Lawrence, 1927
 Xysticus sansan Levy, 2007
 Xysticus schoutedeni Lessert, 1943
 Xysticus semicarinatus Simon, 1932
 沙勒花蟹蛛 Xysticus sharlaa Marusik & Logunov, 2002
 Xysticus shillongensis Tikader, 1962
 Xysticus shyamrupus Tikader, 1966
 Xysticus siciliensis Wunderlich, 1995
 剑花蟹蛛 Xysticus sicus Fox, 1937
 锡金花蟹蛛 Xysticus sikkimus Tikader, 1970
 Xysticus silvestrii Simon, 1905
 Xysticus simonstownensis Strand, 1909
 简触花蟹蛛 Xysticus simplicipalpatus Ono, 1978
 斯氏花蟹蛛 Xysticus sjöstedti Schenkel, 1936，舍氏花蟹蛛
 Xysticus slovacus Svaton, Pekár & Prídavka, 2000
 苏氏花蟹蛛 Xysticus soderbomi Schenkel, 1936
 苏达花蟹蛛 Xysticus soldatovi Utochkin, 1968
 Xysticus spasskyi Utochkin, 1968
 Xysticus sphericus (Walckenaer, 1837)
 Xysticus spiethi Gertsch, 1953
 Xysticus squalidus Simon, 1883
 Xysticus strandi Kolosváry, 1934
 条纹花蟹蛛 Xysticus striatipes L. Koch, 1870
 Xysticus subjugalis Strand, 1906
 Xysticus tampa Gertsch, 1953
 Xysticus tarcos L.Koch, 1875
 Xysticus taukumkurt Marusik & Logunov, 1990
 Xysticus tenuiapicalis Demir, 2012
 Xysticus texanus Banks, 1904
 Xysticus thessalicoides Wunderlich, 1995
 Xysticus thessalicus Simon, 1916
 Xysticus tikaderi Bhandari & Gajbe, 2001
 Xysticus toltecus Gertsch, 1953
 类旋花蟹蛛 Xysticus torsivoides Song & Zhu, 1995，似旋花蟹蛛
 旋扭花蟹蛛 Xysticus torsivus Tang & Song,1988
 Xysticus tortuosus Simon, 1932
 Xysticus transversomaculatus Bösenberg & Strand, 1906
 Xysticus triguttatus Keyserling, 1880
 Xysticus trizonatus Ono, 1988
 藏布花蟹蛛 Xysticus tsanghoensis Hu, 2001
 Xysticus tugelanus Lawrence, 1942
 Xysticus turkmenicus Marusik & Logunov, 1995
 Xysticus ukrainicus Utochkin, 1968
 乌氏花蟹蛛 Xysticus ulmi (Hahn, 1831)
 Xysticus umbratilis (Blackwall, 1852)
 Xysticus urbensis Lawrence, 1952
 Xysticus urgumchak Marusik & Logunov, 1990
 瓦氏花蟹蛛 Xysticus vachoni Schenkel, 1963
 Xysticus variabilis Keyserling, 1880
 Xysticus verecundus Gertsch, 1934
 Xysticus verneaui Simon, 1883
 Xysticus viduus Kulczyński, 1898
 Xysticus viveki Gajbe, 2005
 Xysticus wagneri Gertsch, 1953
 Xysticus walesianus Karsch, 1878
 Xysticus winnipegensis Turnbull, Dondale & Redner, 1965
 吴氏花蟹蛛 Xysticus wuae Song & Zhu, 1995
 温氏花蟹蛛 Xysticus wunderlichi Logunov, Marusik & Trilikauskas, 2001，冯氏花蟹蛛
 Xysticus xerodermus Strand, 1913
 西宁花蟹蛛 Xysticus xiningensis Hu, 2001
 西藏花蟹蛛 Xysticus xizangensis Tang & Song, 1988
 耙形花蟹蛛 Xysticus xysticiformis Caporiacco, 1935
 Xysticus yebongensis Lee & Kim, 2018
 Xysticus yogeshi'' Gajbe, 2005

参考资料 
 Norman I. Platnick - Thomisidae 
 J. H. Redner and C. D. Dondale - A New Species of The Spider Genus Xysticus (Araneae: Thomisidae) From Arizona - PsycheVolume 72 (1965), Issue 4, Pages 291-294
 H. Demir, O. Seyyar, and M. Aktaş -  A Poorly Known Species of the Spider Genus Xysticus C. L. Koch (Araneae, Thomisidae) in Turkey - Arch. Biol. Sci., Belgrade, 60 (4), 17P-18P, 2008

外部連結 

 Pictures of Xysticus triguttatus  (free for noncommercial use)
 Xysticus  BugGuide
 Greennature

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