| Scientific name | Common name | Family |
|---|
| Hypsilurus capreolatus | | Agamidae |
| Hypsilurus ornatus | | Agamidae |
| Hypsilurus papuensis | Papua Forest Dragon | Agamidae |
| Hypsilurus schoedei | Vogt's Forest Dragon | Agamidae |
| Cyrtodactylus arcanus | | Gekkonidae |
| Cyrtodactylus capreoloides | | Gekkonidae |
| Cyrtodactylus derongo | Derongo Bow-fingered Gecko | Gekkonidae |
| Cyrtodactylus epiroticus | | Gekkonidae |
| Cyrtodactylus equestris | | Gekkonidae |
| Cyrtodactylus klugei | | Gekkonidae |
| Cyrtodactylus loriae | | Gekkonidae |
| Cyrtodactylus louisiadensis | | Gekkonidae |
| Cyrtodactylus medioclivus | | Gekkonidae |
| Cyrtodactylus minor | | Gekkonidae |
| Cyrtodactylus murua | | Gekkonidae |
| Cyrtodactylus rex | | Gekkonidae |
| Cyrtodactylus robustus | | Gekkonidae |
| Cyrtodactylus serratus | | Gekkonidae |
| Cyrtodactylus tanim | | Gekkonidae |
| Cyrtodactylus tripartitus | | Gekkonidae |
| Gehyra membranacruralis | Port Moresby Dtella | Gekkonidae |
| Gehyra rohan | | Gekkonidae |
| Lepidodactylus browni | Brown's Scaly-toed Gecko | Gekkonidae |
| Lepidodactylus magnus | Mountain Scaly-toed Gecko | Gekkonidae |
| Lepidodactylus mutahi | Bougainville Scaly-toed Gecko | Gekkonidae |
| Lepidodactylus orientalis | | Gekkonidae |
| Lepidodactylus pulcher | Admiralty Scaly-toed Gecko | Gekkonidae |
| Nactus acutus | | Gekkonidae |
| Nactus kunan | Bumblebee Gecko | Gekkonidae |
| Nactus sphaerodactylodes | | Gekkonidae |
| Carlia aenigma | | Scincidae |
| Carlia ailanpalai | Curious Skink | Scincidae |
| Carlia aramia | | Scincidae |
| Carlia bicarinata | | Scincidae |
| Carlia eothen | | Scincidae |
| Carlia luctuosa | Black-cowled Four-fingered Skink | Scincidae |
| Carlia mysi | | Scincidae |
| Cryptoblepharus furvus | | Scincidae |
| Cryptoblepharus richardsi | | Scincidae |
| Cryptoblepharus xenikos | | Scincidae |
| Cryptoblepharus yulensis | Yule Island Snake-eyed Skink | Scincidae |
| Emoia bismarckensis | | Scincidae |
| Emoia coggeri | Cogger's Emo Skink | Scincidae |
| Emoia guttata | Allison's Emo Skink | Scincidae |
| Emoia mivarti | Admiralty Five-striped Skink | Scincidae |
| Emoia montana | Mountain Emo Skink | Scincidae |
| Emoia popei | Pope's Emo Skink | Scincidae |
| Emoia submetallica | Madeay's Emo Skink | Scincidae |
| Emoia tetrataenia | Four-striped Emo Skink | Scincidae |
| Fojia bumui | Fojia Skink | Scincidae |
| Geomyersia coggeri | Cogger's Island Skink | Scincidae |
| Lipinia albodorsalis | | Scincidae |
| Lipinia longiceps | Long Lipinia | Scincidae |
| Lipinia rouxi | Roux's Lipinia | Scincidae |
| Lobulia alpina | | Scincidae |
| Lobulia stellaris | | Scincidae |
| Lobulia subalpina | | Scincidae |
| Lygisaurus curtus | | Scincidae |
| Papuascincus buergersi | | Scincidae |
| Papuascincus phaeodes | | Scincidae |
| Prasinohaema flavipes | Common Green Tree Skink | Scincidae |
| Prasinohaema prehensicauda | Prehensile-tailed Green-blooded Skink | Scincidae |
| Sphenomorphus aignanus | | Scincidae |
| Sphenomorphus annectens | | Scincidae |
| Sphenomorphus anotus | | Scincidae |
| Sphenomorphus brunneus | | Scincidae |
| Sphenomorphus cinereus | | Scincidae |
| Sphenomorphus darlingtoni | | Scincidae |
| Sphenomorphus forbesi | Slender Litter Skink | Scincidae |
| Sphenomorphus fragilis | | Scincidae |
| Sphenomorphus fragosus | | Scincidae |
| Sphenomorphus granulatus | | Scincidae |
| Sphenomorphus leptofasciatus | Slender Banded Skink | Scincidae |
| Sphenomorphus loriae | | Scincidae |
| Sphenomorphus louisiadensis | | Scincidae |
| Sphenomorphus microtympanum | | Scincidae |
| Sphenomorphus neuhaussi | | Scincidae |
| Sphenomorphus nigrolineatus | | Scincidae |
| Sphenomorphus taylori | Taylor's Solomon Skink | Scincidae |
| Sphenomorphus transversus | | Scincidae |
| Tribolonotus annectens | New Britain Crocodile Skink | Scincidae |
| Tribolonotus brongersmai | Admiralty Crocodile Skink | Scincidae |
| Tribolonotus parkeri | | Scincidae |
| Tribolonotus pseudoponceleti | Western Crocodile Skink | Scincidae |
| Varanus bogerti | Fergusson Island Monitor | Varanidae |
| Varanus douarrha | New Ireland Monitor | Varanidae |
| Varanus semotus | Mussau Monitor | Varanidae |
| Varanus telenesetes | Rossel Island Monitor | Varanidae |