matthewsi Steyskal, 1960a: 36,

figs. 5, 7–8 (♂ antenna, ♂ terminalia, hypandrial process; ♀ sternites)

HT: ♂ Mexico, Chiapas, Las Cruces (near Cintalapa), 16.VII.1958, Neff & Matthews. CUIC, No. 3518

AT: ♀ Mexico, Chiapas, Las Cruces (near Cintalapa), 16.VII.1958, Neff & Matthews. CUIC, unnumbered

PT: 14♂ 10♀ Mexico, Chiapas, Las Cruces (near Cintalapa), 16.VII.1958, Neff & Matthews. CUIC and USNM (6♂ 4♀ CUIC; 2♂ 2♀ USNM; 6♂ 4♀ holding collection unknown)

DIST: MEXICO (Chiapas; Jalisco: Guadalajara, Villa Corona; Morelos; Nayarit: Pichón; Nuevo León; Puebla; Oaxaca; Sonora; Veracruz: Fortín de las Flores). Also UNITED STATES (Arizona, New Mexico, Utah). Map: Valley & Berg 1977

FIGS: Fisher & Orth 1983 (♂ terminalia, hypandrial process; ♀ sternites), Orth 1991 (hypandrial process), this paper (hind tibia)

BIOL: Valley & Berg 1977. BG: 11; PG: 6?

HOSTS/PREY OF LARVAE: Biomphalaria glabrata, Galba humilis, Physella gyrina, Stagnicola palustris

IMMATS: Valley & Berg 1977 (E, L1–L3, P)