parallela (Walker), 1853: 401

( Sciomyza) [Knutson 1981: 336 ( Pherbellia); Rozkošný 1987: 18 ( Ditaeniella)]

HT: ♂ Labeled “N. Amer.” but published as “ United States.” NHMUK, No. 684. Rediscovered in a drawer of uncurated specimens II.1976 by LK. Head missing, terminalia not examined (Knutson 1981: 336)

DIST: COSTA RICA (San José). CUBA (La Habana: La Habana). DOMINICAN REPUBLIC (La Vega: Constanza). MEXICO (Chiapas: San Cristóbal de las Casas; Ciudad de México; Hidalgo: Real del Monte; México: Tepexpan; Michoacán; Veracruz). Also CANADA and UNITED STATES. Map: Bratt et al. 1969

FIGS: Steyskal 1963 (♂ terminalia, ♂ genitalia, as Pherbellia humilis), Fisher & Orth 1983 (habitus, ♂ terminalia), Foote & Keiper 2004 (♂ terminalia)

BIOL: Bratt et al. 1969. BG: 2; PG: 1

HOSTS/PREY OF LARVAE: In North America: freshwater (four genera) and terrestrial (five genera) pulmonate snails [larvae and puparia found in Galba humilis, Physa sp., and Stagnicola elodes (Bratt et al. 1969)]

IMMATS: Bratt et al. 1969 (E, L1–L3, P); Fisher & Orth 1983 (L3)

CHR: Boyes et al. 1969 (karyotype)

MOL_DAT: Y