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Numbers of taxonomic concepts in the Prim-UC listed per rank, with differentials between the two input taxonomies
| Taxonomic rank | sec. Groves (1993) | sec. Groves (2005) | Differential |
| Order | 1 | 1 | — |
| Suborder | — | 2 | +2 |
| Infraorder | — | 5 | +5 |
| Parvorder | — | 2 | +2 |
| Superfamily | — | 4 | +4 |
| Family | 13 | 15 | 2 + |
| Subfamily | 10 | 9 | –1 |
| Genus | 60 | 69 | 9 + 143 |
| Species | 233 | 376 | + |
| Total | 317 | 483 | +166 |
