Like geckos and dragons, we could only find "group" names in traditional languages for the skinks. This one is in the Fat Skinks Group.

Language:                                     Name

Kriol:                                               Lisid

Marra:                                             Gabilili

Ritharrŋu/Wägilak:                       Gudutjurrk

Ngandi:                                          A-garlarlgarlarl

Wubuy:                                          Alwaj; Alaj

Ngalakgan:                                    Rlokrlok

Alawa:                                            Garlarl-garlarl

Rembarrga:                                   Ngubinyjung; Rlokrlok

Scientific Name:                          Glaphyromorphus nigricaudis

English:                                          Bar-tailed Bar-lipped Skink

Other skinks found in South East Arnhem Land included in this group are:

Fat Skinks: Northern Bar-lipped Skink, Northern Mulch Skink, Bar-tailed Bar-lipped Skink, Bar-shouldered Ctenotus, Robust Ctenotus, Elegant Ctenotus, Port Essington Ctenotus, Leopard Ctenotus and the Northern Blue Tongued Lizard.

Small Skinks: Lined Fire-tail Skink, Storr's Snake-eyed Skink, Northern Dwarf Skink (Menetia maini and Menetia greyii), Ornate Soil-crevice Skink, Metallic Snake-eyed Skink, Northern Soil-crevice Skink and Spadling's Ctenotus.

Rainbow Skinks (Carlia) are another type of Small Skinks: Desert Rainbow Skink, Shaded-litter Rainbow Skink, Bauxite Rainbow Skink and Slender Rainbow Skink. 

Snout-vent length: 75mm

Rich brown and body flecked with dark spots on the front half of the body, and sometimes the base of the tail. Lipped barred with dark brown. Limbs separated by no more than the length of the forelimb when pressed against the side of the body. 

It is a nocturnal species, its habitats are from coastal dunes to forests, including vine thickets. This species are burrowers and nocturnal, they find shelter in burrows. 

They comes out at night to prey on small invertebrates