Lizards (Reptilia: Squamata) from the Caatinga, northeastern Brazil: Detailed and updated overview Author Uchoa, Lucas Rafael Centro de Estudos Superiores de Caxias, Universidade Estadual do Maranhao, Programa de Pos-Graduacao em Biodiversidade, Ambiente e Saude, Praca Duque de Caxias, 65604 - 380, Caxias, MA, Brazil Author Delfim, Fagner Ribeiro Departamento de Sistematica e Ecologia, Centro de Ciencias Exatas e da Natureza, Universidade Federal da Paraiba, 58059 - 800, Joao Pessoa, PB, Brazil Author Mesquita, Daniel Oliveira Departamento de Sistematica e Ecologia, Centro de Ciencias Exatas e da Natureza, Universidade Federal da Paraiba, 58059 - 800, Joao Pessoa, PB, Brazil Author Colli, Guarino Rinaldi Departamento de Zoologia, Universidade de Brasilia, 70910 - 900, Brasilia, DF, Brazil Author Garda, Adrian Antonio Departamento de Botanica e Zoologia, Universidade Federal do Rio Grande do Norte, 59078 - 900, Natal, RN, Brazil Author Guedes, Thais B. https://orcid.org/0000-0003-3318-7193 Departamento de Biologia Animal, Instituto de Biologia, Universidade Estadual de Campinas, 13083 - 862, Campinas, SP, Brazil & University of Gothenburg, Gothenburg Global Biodiversity Center, Department of Biological and Environmental Sciences, Box 461, SE- 405 30, Goeteborg, Sweden thaisbguedes@yahoo.com.br text Vertebrate Zoology 2022 2022-08-12 72 599 659 http://dx.doi.org/10.3897/vz.72.e78828 journal article http://dx.doi.org/10.3897/vz.72.e78828 2625-8498-72-599 A1E3C31522684C20AA3C6771D37D4A74 162E581A572D558DA12337F50136919B Calyptommatus sp. 1 (sensu Recoder et al., 2022) Fig. 14 Distribution. Caatinga endemic lineage. It is recorded only in the state of Bahia. It shows restricted distribution in the Caatinga and occurs along one ecoregion (Table 1 ; Appendix S3). Distributed in medium elevation areas (407 m a.s.l.), with annual mean temperature 25°C, and average annual rainfall between 727 mm. Ecological notes. Fossorial and nocturnal ( Recoder et al. 2022 ). It inhabits patches of sandy soil in the Quaternary sand dunes of the Sao Francisco River ( Recoder et al. 2022 ). Calyptommatus sp. 1 "Lagoa do Fabio" was recovered as sister clade of C. confusionibus . Diet based mainly on arthropods, no information about the preferred items on the diet of this species is known. Oviparous, no detailed data is known about the number of eggs laid by the species, but it could be similar to other Calyptommatus species ( Rodrigues 1991a ).