Photographs of three adult male Iguana insularis insularis on the Tobago Cays (Grenadine Islands). A IGU105 (Baradal). This male has the typical coloration of I. insularis insularis with faint black banding, eye with visible white area, nasal horns, small subtympanic plate and very few and small tubercles on the neck, but also presents atypical sublabial scales and conical scales on the nape B IGU112 (Petit Rameau) is a typical older male I. insularis insularis, with no black bands on the body (not shown in this photograph) C IGU110 (Petit Bateau) has a body with small and narrow ventral black bands and numerous black scales on the body. 1. relatively small subtympanic plate 2. mosaic of small scales 3. very low to low number of small neck tubercles 4. lateral and median horns 5. white visible in the eye. 6. brown eye 7. light cream coloration in old adults; green in juveniles and younger adults 8. light dewlap with some black scales (C) 9. small number of small gular spikes (not always visible on the photographs) 10. light body with different degrees of persistence of black stripes 11. light and high dorsal spikes with a pink or orange hue.

  Part of: Breuil M, Schikorski D, Vuillaume B, Krauss U, Daltry JC, Gaymes G, Gaymes J, Lepais O, Bech N, Jelić M, Becking T, Grandjean F (2022) Iguana insularis (Iguanidae) from the southern Lesser Antilles: An endemic lineage endangered by hybridization. ZooKeys 1086: 137-161.