D. aztecus Szymczakowski, 1971: 402; Salgado, 2010b: 161 (assignment to group), 2018a: 67; Peck & Cook, 2016: 86. Holotype male in MNHN. Type locality: Sierra de Durango, Durango State, Mexico. Distribution: Mexico: Durango, Guerrero, Hidalgo, Jalisco, México, Michoacán, Morelos, Nuevo León, Oaxaca, Puebla, Querétaro, Sinaloa, and Veracruz States. Biology: In caves and forests. Note 1: The records in Peck, 1973b: 105 (Mexico: Nuevo León, San Luis Potosí, and Tamaulipas) are a misidentification of D. sinuosus Peck & Cook [2016] (Peck & Cook, 2016: 86). Note 2: The record in Peck, 1977: 186 (Mexico: Nuevo León State) is a doubtful record based on one female (Peck & Cook, 2016: 86).

Published as part of Peck, Stewart B., Gnaspini, Pedro & Newton, Alfred F., 2020, Updated catalog and generic keys of the Leiodidae (Insecta: Coleoptera) of the Neotropical region (" Latin America ": Mexico, the West Indies, and Central and South America), pp. 1-114 in Zootaxa 4741 (1) on page 21, DOI: 10.11646/zootaxa.4741.1.1, http://zenodo.org/record/3772899