Calyptommatus

Superregnum: Eukaryota
Regnum: Animalia
Subregnum: Eumetazoa
Cladus: Bilateria
Cladus: Nephrozoa
Superphylum: Deuterostomia
Phylum: Chordata
Cladus: Craniata
Subphylum: Vertebrata
Infraphylum: Gnathostomata
Superclassis: Tetrapoda
Cladus: Reptiliomorpha
Cladus: Amniota
Classis: Reptilia
Cladus: Eureptilia
Cladus: Romeriida
Subclassis: Diapsida
Cladus: Sauria
Infraclassis: Lepidosauromorpha
Superordo: Lepidosauria
Ordo: Squamata
Cladus: Unidentata Episquamata

Subordo: Lacertoidea
Superfamilia: Gymnophthalmoidea

Familia: Gymnophthalmidae
Subfamilia: Gymnophthalminae
Tribus: Gymnophthalmini
Genus: Calyptommatus
Species (4): C. confusionibus – C. leiolepis – C. nicterus – C. sinebrachiatus
Name

Calyptommatus Rodrigues, 1991: 286

Type species: Calyptommatus sinebrachiatus Rodrigues, 1991, by original designation.
References
Primary references

Rodrigues, M.T. 1991. Herpetofauna das dunas interiores do rio São Francisco: Bahia: Brasil: I. Introdução a área e descrição de um novo gênero de microteiídeos (Calyptommatus) com notas sobre sua ecologia, distribuição e especiação (Sauria, Teiidae). Papéis Avulsos de Zoologia, São Paulo 37(19): 285–320. Reference page.

Calyptommatus is a genus of Brazilian lizards in the family Gymnophthalmidae.[1]

The genus shows extreme reduction of hind limbs and absence of fore limbs. Also prefrontals, frontals, supraoculars, and frontoparietals are absent.[1]
Species

There are four species:[1]

Calyptommatus confusionibus Rodrigues, Zaher, and Curcio, 2001
Calyptommatus leiolepis Rodrigues, 1991
Calyptommatus nicterus Rodrigues, 1991
Calyptommatus sinebrachiatus Rodrigues, 1991

References

Calyptommatus at the Reptarium.cz Reptile Database. Accessed 1 January 2015.