Description and phylogenetic relationships of a new genus and two new species of lizards from Brazilian Amazonia, with nomenclatural comments on the taxonomy of Gymnophthalmidae (Reptilia: Squamata) Author Colli, Guarino R. Author Hoogmoed, Marinus S. Author Cannatella, David C. Author Cassimiro, José Author Gomes, Jerriane Oliveira Author Ghellere, José Mário Author Sales Nunes, Pedro M. Author Pellegrino, Kátia C. M. Author Salerno, Patricia Author Souza, Sergio Marques De Author Rodrigues, Miguel Trefaut text Zootaxa 2015 4000 4 401 427 journal article 10.11646/zootaxa.4000.4.1 ecd35270-9b32-4461-883d-4e4fe230f721 1175-5326 241973 9D8F0DD1-B28B-4E43-8817-0E165467D68B Gymnophthalmidae Merrem, 1820 Alopoglossinae Pellegrino, Rodrigues, Yonenaga-Yassuda, and Sites Jr., 2001 . Content: Alopoglossus Boulenger, 1885 ; Ptychoglossus Boulenger, 1890 . Ecpleopodinae Fitzinger, 1843 . Content: Adercosaurus Myers and Donnelly, 2001 ; Amapasaurus Cunha , 1970 ; Anotosaura Amaral, 1933 ; Arthrosaura Boulenger, 1885 ; Colobosauroides Cunha and Lima Verde, 1991; Dryadosaura Rodrigues, Freire, Pellegrino, Sites Jr. 2005 ; Ecpleopus Duméril and Bibron, 1839 ; Kaieteurosaurus Kok, 2005 ; Leposoma Spix, 1825 ; Marinussaurus Peloso, Pellegrino, Rodrigues and Ávila- Pires, 2011; Pantepuisaurus Kok, 2009 . Bachiinae , subfam. nov. Diagnosis: Bauplan associated with fossorial habits. Body serpentiform, elongate, cylindrical. Four reduced limbs, especially hind limbs, with variable number of digits, some lacking claws. External ear absent; lower eyelid with unsegmented semi-transparent disc. Head scales reduced in number; frontoparietals absent. Ventrals smooth. Distribution: Central America , from Costa Rica into South America east of the Andes, south to Paraguay , and on some Caribbean islands. Content: Bachia Gray, 1845 . Rhachisaurinae Pellegrino, Rodrigues, Yonenaga-Yassuda, and Sites Jr., 2001 . Content: Rhachisaurus Pellegrino, Rodrigues, Yonenaga-Yassuda, and Sites Jr., 2001 . Gymnophthalminae Merrem, 1820 Chirocolini Gray, 1838 . Content: Caparaonia Rodrigues, Cassimiro, Pavan, Curcio, Verdade and Pellegrino, 2009 ; Colobodactylus Amaral, 1933 ; Heterodactylus Spix, 1825 . Iphisini Gray 1851 . Content: Acratosaura Rodrigues, Pellegrino, Dixo, Verdade, Pavan, Argolo and Sites Jr., 2007 ; Alexandresaurus Rodrigues, Pellegrino, Dixo, Verdade, Pavan, Argolo and Sites Jr., 2007 ; Colobosaura Boulenger, 1887 ; Iphisa Gray, 1851 ; Rondonops gen. nov. ; Stenolepis Boulenger, 1888 . Gymnophthalmini Merrem, 1820. Content: Calyptommatus Rodrigues, 1991 ; Gymnophthalmus Merrem, 1820 ; Micrablepharus Dunn, 1932 ; Nothobachia Rodrigues, 1984 ; Procellosaurinus Rodrigues, 1991 ; Psilophthalmus Rodrigues, 1991 ; Scriptosaura Rodrigues and Santos, 2008 ; Tretioscincus Cope, 1862 ; Vanzosaura Rodrigues, 1991 . Cercosaurinae Gray, 1838 . Content: Anadia Gray, 1845 ; Cercosaura Wagler, 1830 ; Echinosaura Boulenger, 1890 ; Euspondylus Tschudi, 1845 ; Macropholidus Noble, 1921 ; Neusticurus Duméril and Bibron, 1839 ; Petracola Doan and Castoe, 2005 ; Pholidobolus Peters, 1862 ; Placosoma Tschudi, 1847 ; Potamites Doan and Castoe, 2005 ; Proctoporus Tschudi, 1845 ; Riama Gray, 1858 ; Riolama Uzzell, 1973 ; Teuchocercus Fritts and Smith, 1969 .