| Crematoxenini Mann, 1921 |
| Crematoxenus Mann, 1921 |
| Crematoxenus aenigma Mann, 1921 |
| Creophilus Leach, 1819 |
| Creophilus acuticollis Bernhauer, 1910 |
| Creophilus fasciatus Laporte, 1835 |
| Creophilus maxillosus (Linnaeus, 1758) |
| Croaptomus Sharp, 1885 |
| Croaptomus flagrans (Erichson, 1840) |
| Cryptobiina Casey, 1905 |
| Cryptobium Mannerheim, 1830 |
| Cryptobium (Ababactus) Sharp, 1885 |
| Cryptobium (Ababactus) politus Sharp, 1885 |
| Cryptobium aberrans Sharp, 1885 |
| Cryptobium adversum Sharp, 1885 |
| Cryptobium aequale Sharp, 1885 |
| Cryptobium affine Sharp, 1885 |
| Cryptobium albipes Erichson, 1840 |
| Cryptobium apicipenne Sharp, 1885 |
| Cryptobium arizonense Horn, 1885 |