Trichopygomyia triramula (Fairchild & Hertig, 1952)

Phlebotomus triramulus Fairchild & Hertig, 1952: 517, 525 (♂, ♀). Type locality: Panama, Colon, Medio. Lutzomyia (Trichopygomyia) triramula (Fairchild & Hertig): Young & Duncan, 1994: 420 (taxonomy, complete references, distribution).

Trichopygomyia triramula (Fairchild & Hertig): Galati, 2003: 40, 106 (list, male key); Ibáñez-Bernal et al., 2011: 37 (Veracruz records).

Diagnosis. Male: Antenna with flagellar ascoids reaching the apex of the flagellomere; Paramere trifurcate, with median lobe nearly as long as principal arm, ventral arm arched posteriorly directed, with straight setae at apex. Female: Antenna with flagellar ascoids surpassing the apex of the flagellomere; cibarium with 4 radially directed horizontal teeth, one row of few vertical teeth and a compact group of small lateral teeth, pigmented area compact and complete arch; spermatheca nearly globular with long capitulus and lightly striated surface, individual spermathecal ducts longer than common duct, cerci with narrow apex (Young & Duncan 1994, Galati 2003).

Material examined. MEXICO: CHIAPAS: Loma Bonita, 16-i-2010, 1 ♀; 16-ii-2010, 1 ♀; 19-ii-2010, 2 ♀; 20- ii-2010, 1 ♂; 21-ii-2010, 1 ♀; 24-iv-2010, 1 ♀; 16-v-2010, 1 ♀. Collected wiyh CDC light traps.

Distribution. ECUADOR, COLOMBIA, PANAMA, COSTA RICA, GUATEMALA, BELIZE (Ibáñez-Bernal 2001, Galati 2003) and MEXICO (Ibáñez-Bernal et al. 2011). In Mexico, this species was previously known only from the state of Veracruz. In this work we also recorded the species in Chiapas.

Remarks. Comparatively, Trichopygomyia triramula is not an abundant species in Chiapas. All specimens were collected with CDC light traps. Female feeding habits are unknown but they are not anthropophilous.