Cremastus
Cremastus is een geslacht van insecten uit de orde vliesvleugeligen (Hymenoptera) en de familie Ichneumonidae.

Soorten 
C. abruptus Dasch, 1979
C. aegyptiacus Szepligeti, 1905
C. albertensis Dasch, 1979
C. alternatus Dasch, 1979
C. amabilis Dasch, 1979
C. amoenus Dasch, 1979
C. amplocellus Dasch, 1979
C. angustus Dasch, 1979
C. aquilonius Dasch, 1979
C. arctatus Dasch, 1979
C. arcuatus Cockerell, 1921
C. argutus Dasch, 1979
C. aridus Dasch, 1979
C. ashmeadii Dasch, 1979
C. atratus Dasch, 1979
C. atripennis Dasch, 1979
C. audax (Cresson, 1872)
C. balteatus Vollenhoven, 1878
C. bellicosus Gravenhorst, 1829
C. bilineatus Cushman, 1917
C. blanditus Dasch, 1979
C. brevigenalis Kolarov, 1996
C. bulbosus Dasch, 1979
C. californicus (Provancher, 1888)
C. canadensis Dasch, 1979
C. cephalotes Sedivy, 1970
C. cochise Dasch, 1979
C. collectus Dasch, 1979
C. conformis Dasch, 1979
C. convergens Dasch, 1979
C. convexus Dasch, 1979
C. coriaceus Dasch, 1979
C. crassicornis Thomson, 1890
C. crassitibialis Uchida, 1940
C. cressoni Kerrich, 1959
C. crossidii Gupta, 1986
C. curviterebrans Sedivy, 1970
C. cylindricus Dasch, 1979
C. champlaini Cushman, 1922
C. chrysobothridis Dasch, 1979
C. dalmatinus Strobl, 1904
C. desertorum Dasch, 1979
C. dispar Dasch, 1979
C. dorcaschemae Cushman, 1920
C. evansi Dasch, 1979
C. exochus Dasch, 1979
C. flavomaculatus Dasch, 1979
C. flavopictus Dasch, 1979
C. fumeus Dasch, 1979
C. fuscatus Dasch, 1979
C. fuscipennis (Cresson, 1865)
C. gallaecola Cushman, 1917
C. gelidus Dasch, 1979
C. geminus Gravenhorst, 1829
C. gigas Heinrich, 1953
C. gladiatus Dasch, 1979
C. globosus Dasch, 1979
C. graecus Kolarov, 1989
C. hesperius Dasch, 1979
C. hyalinipennis (Cresson, 1872)
C. idahoensis Dasch, 1979
C. inaequalis Dasch, 1979
C. incompletus (Provancher, 1875)
C. indigus Dasch, 1979
C. infirmus Gravenhorst, 1829
C. inflatipes 
Cremastus inflatipes Constantineanu, 1973
Cremastus inflatipes Roman, 1939
C. interruptus (Desvignes, 1856)
C. inyoensis Dasch, 1979
C. kratochvili Sedivy, 1970
C. latifrons Dasch, 1979
C. lepidus Dasch, 1979
C. lineatus Gravenhorst, 1829
C. lineiger Hellen, 1949
C. longulus Dasch, 1979
C. maculosus Dasch, 1979
C. madagascariensis Enderlein, 1921
C. manitobae Dasch, 1979
C. micaceus Dasch, 1979
C. minutissimus Sedivy, 1971
C. mordellistenae Cushman, 1917
C. mulleolus Dasch, 1979
C. nasutor Aubert, 1974
C. nevadensis Dasch, 1979
C. nordi Townes, 1965
C. obliteratus Dasch, 1979
C. obsoletus Dasch, 1979
C. orbitalis (Cresson, 1872)
C. orbus (Davis, 1898)
C. orestes Dasch, 1979
C. owyheensis Dasch, 1979
C. paulus Dasch, 1979
C. petiolaris Kolarov & Beyarslan, 1999
C. piceus Cresson, 1872
C. pimarum Dasch, 1979
C. planus Dasch, 1979
C. pleurovittatus Costa, 1883
C. politus Dasch, 1979
C. preclarus Dasch, 1979
C. primus Theobald, 1937
C. prolatus Dasch, 1979
C. prolixus Dasch, 1979
C. prominens Dasch, 1979
C. prostatus Dasch, 1979
C. protractus Cushman, 1935
C. protuberans Dasch, 1979
C. puberulus Szepligeti, 1899
C. pungens Gravenhorst, 1829
C. quadratus Kolarov, 1997
C. restrictus Dasch, 1979
C. rohweri Cushman, 1917
C. rugosus Dasch, 1979
C. russulus Dasch, 1979
C. sabulosus Vollenhoven, 1878
C. scabrosus Dasch, 1979
C. scitulus Dasch, 1979
C. scorteus Dasch, 1979
C. sicculus Dasch, 1979
C. snowi (Viereck, 1905)
C. spectator Gravenhorst, 1829
C. stenotus Dasch, 1979
C. stigmaterus (Cresson, 1872)
C. subtilis Dasch, 1979
C. tenebrosus Dasch, 1979
C. tristator Aubert, 1970
C. utahensis Dasch, 1979
C. vierecki (Cockerell, 1903)
C. wyomingensis Dasch, 1979
C. yumensis Dasch, 1979