G ENUS DICHOCHRYSA Yang, 1991

Dichochrysa Yang, 1991: 150 [Nom. nov. for Navasius Yang and Yang, 1990]. Type species: Navasius eumorphus Yang and Yang, 1990; original designation (Dong et al. 2004).

Dichochrysa includes more than 130 species and may be worldwide in distribution, with representatives in the Palaearctic, Oriental, African [Ethiopian], and Nearctic regions (Adams & Garland 1983, as Mallada; Dong et al. 2004). The genus displays retention of full genitalic components (Brooks 1997). Larvae are debris-carriers and overwinter as third instars (Séméria 1977, as Mallada; Adams and Garland 1983, as Mallada; Brooks and Barnard 1990, as Mallada; Tauber et al. 1998, as Pseudomallada; Monserrat et al. 2001, as Pseudomallada). The genus is represented by four species in North America (Adams and Garland 1983, as Mallada; Penny et al. 1997, as Pseudomallada); two of them occur in Canada, as follows: