Parajapyx Silvestri, 1903

Montejo-Cruz, Maira, García-Gómez, Arturo & Palacios-Vargas, José G., 2021, Four new species of Parajapyx (Diplura: Parajapygidae) from Mexico with redescription of Parajapyx isabellae aztecus Silvestri, Zootaxa 4948 (2), pp. 221-244 : 222

Parajapyx Silvestri, 1903

Type species: Parajapyx isabellae ( Grassi, 1886)

Diagnosis. Antennae without trichobothria but with two pairs of placoid sensilla in last segment, mandible with five teeth and four denticles, maxilla with first lamella slender and others pectinate, labial palpus absent, subcoxal organ on sternite I, eversible vesicles on sternites II and III, one pair of styles on sternites I–VII, unpaired median claw and symmetrical cercus with four or five inner teeth ( Pagés, 1952a; Bu et al., 2012; Greenslade & Luan 2018).