Table 1.
Range of genomic features in different classes of vertebrates.
| Vertebrate Groups | Diploid Chromosome Range | Macrochromosome Range | Microchromosome Range | Genome Size Range (Gb) | References |
|---|---|---|---|---|---|
| Testudines | 26–68 | 10–36 | 0–56 | 2.7–5.4 | Valenzuela and Adams [63] |
| Crocodilian | 30–42 | - | - | 1.3–3.9 | Srikulnath et al. [9] |
| Fish | 12–168 | 12–60 | 0–144 | 0.3–17.05 | Gregory [66]; Gregory and Witt [67]; Arai [68] |
| Holocephalian, chondrostean and holostean fishes | 58–112 | 24–64 | 34–52 | 2.98–14.8 | Ohno et al. [53] |
| Amphibian | 18–106 | 18–92 | 2–30 | 0.93–137 | Morescalchi [69,70]; Voss et al. [71]; Schmid et al. [72]; Perkins et al. [73] |
| Cryptobranchidae and Hynobiidae | 40–78 | 20–50 | 30–40 | 16.5–56.8 | Morescalchi [10,11]; Zhang et al. [74] |
| Aves | 40–142 | 20–60 | 10–90 | 0.96–2.2 | Organ et al. [75]; Tegelström et al. [42,76]; Kapusta et al. [77] |
| Mammalian | 6–102 | 6–102 | 1.6–6.3 | Ferguson-Smith and Trifonov [78]; Graphodatsky et al. [79]; Kapusta et al. [77] | |
| Squamate Reptiles | 20–68 | 10–42 | 0–56 | 1.1–5.4 | |
| Tuatara | 36 | 28 | 8 | 4.9 | Gregory et al. [80,81]; Srikulnath et al. [82]; Deakin and Ezaz [58]; Pasquesi et al. [83]; Ahmad et al. [84] |
| Gecko lizard | 26–68 | 10–36 | - | ||
| Lizards | 20–62 | 10–38 | 0–28 | 1.03–3.8 | |
| Snakes | 26–50 | 10–38 | 0–36 | 1.3–3.7 |