Crossidius is a genus of beetles in the family Cerambycidae.

Containing the following species:

• Crossidius ater LeConte, 1861
• Crossidius coralinus LeConte, 1862
• Crossidius discoideus (Say, 1824)
• Crossidius grahami Morris & Wappes, 2013
• Crossidius hirtipes LeConte, 1854
• Crossidius humeralis LeConte, 1858
• Crossidius hurdi Chemsak & Linsley, 1959
• Crossidius mexicanus Chemsak & Noguera, 1997
• Crossidius militaris Bates, 1892
• Crossidius mojavensis Linsley, 1955
• Crossidius pulchellus LeConte, 1861
• Crossidius punctatus LeConte, 1873
• Crossidius suturalis LeConte, 1858
• Crossidius testaceus LeConte, 1851

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