Caddidae
| Caddidae Temporal range:  | |
|---|---|
| Scientific classification | |
| Domain: | Eukaryota | 
| Kingdom: | Animalia | 
| Phylum: | Arthropoda | 
| Subphylum: | Chelicerata | 
| Class: | Arachnida | 
| Order: | Opiliones | 
| Suborder: | Eupnoi | 
| Superfamily: | Caddoidea Banks, 1893 | 
| Family: | Caddidae Banks, 1893 | 
| Genera | |
| See text | |
Caddoidea superfamily of harvestmen arachnids with a single family Caddidae, which now only contains 2 extant species. The family previously contained many more taxa under a previous wider concept, but the familial definition was narrowed after restudy.
They are part of the suborder Eupnoi. They have mostly a body length between one and three millimeters.