SUBFAMILY TRICHOPROSOPONIN &. Dhl 
2. Veins of the wings having the outstanding scales narrow and nearly linear; hind 
cross vein situated at least its own length before the small cross vein; legs never 
Hyeraay rexel Ayal ON ea KEFS) Se ee es SO ee ee aoe ee eee soe Wyeomyia. 
Veins having many rather broad outstanding scales. (Middle America.) -.---- 3 
3. Hind cross vein slightly before, opposite, or beyond the small cross vein, each foot 
hearin gaiworcliwspassas =n see wee ee att es eee eet nh ee ee i 
Hind cross vein at least twice its own length beforethe small cross vein; legs never 
UAUOTEREXOL Ny yLU OW ESC EMSS Se he ss tec I ates eS icc SRE AC Pee RET FAS Bae 4 
4, With two claws on each hind foot; no scales on the posterior end of the thorax 
belowstherseutelllumiyser em senine Scere ot oo aay cee eee Se See eee 5 
With only one claw on each hind foot in both sexes; posterior end of the thorax 
below the scutellum bearing several broad scales in addition to the bristles... 6 
5. Proboscis shorter than the body, thickened before its apex --.------ Dendromyia. 
Proboscis longer than the body, not thickened toward its apex... -- Phoniomyia. 
6. Male proboscis strongly curved in the outer half and with a cluster of scales at 
eCAchEcnduOimpMercuryeds pOLWMOMIs ase o ee secs ss ee ante ce chow eeee Limatus. 
PPMDCOR EN OU NNN COs ony s satan, Salnwet foot cea ts vos cae ase Seconds s-e eee Sabethoides. 
Legs fringed in places with outstanding scales in both sexes -...-....--- Sabethes. 
Genus TRICHOPROSOPON Theobald. 
(Synonym: Joblotia Blanchard.) 
Heetewiolltyablacki. Seck seegte A nei. es kee teak Soe heme e sees lunata Theob. 
Feet black, the last four joints of the middle feet and the last two of the hind ones 
VNC CPR eae eee ere Aye See eee oe waht nous oe Beats nivipes Theob. 
Genus WYEOMYIA Theobald. 
Proboscis and upper side of the abdomen wholly black-scaled. 
grayt Theob., pertinans Will, smithii Coq. 
Genus DENDROMYIA Theobald. 
Abdomen wholly black-scaled on the upper side; humeri black-scaled; first joint of 
the hind feet shorter than their tibize.....-:....--.----.- ---luteoventralis Theob. 
Genus PHONIOMYIA Theobald. 
(a) TABLE OF THE SPECIES. 
Abdomen black-scaled, the front angles of the segments white-scaled. 
longirostris Theob. 
(>) List of THE SPECIES AND SYNONOMY, 
longirostris Theob. 
trinidadensis Theob. 
Genus LIMATUS Theobald. 
(Synonym: Simondella Laveran. ) 
Thorax golden-yellow-scaled, a median, Y-shaped spot, with the prongs nearest the 
head, and a large spot above each wing violet-blue-scaled.._..--- durhamii Theob. 
Genus SABETHOIDES Theobald. 
Abdomen black-scaled, the under side and front angles of the segments whitish- 
scaled, the white-scaled front angles prolonged so as to form a crossband which is 
interrupted except sometimes on the last three segments ......--- confusus Theob. 
Abdomen black-secaled, the under side whitish-sealed, and encroaching on the sides 
of the dorsum, the border of the two colors strongly undulating -.... undosus Coq. 
