to 
Key TO SPECIES 
Humeral angles produced in the form of acute spines—Figure 79, Plate XXI 
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Humeri rounded or angulated, not produced in the form of acute spines. ..2 
Species at least 8 mm. in length; hypopygial orifice usually small, claspers 
_with lateral, or median, process very small, sometimes a mere angle 
(Gustator)...... Iyer Habe wah sis je eta (Ota Sen SIERO CY RESO EROB SI SR ICECRE EMER ec Rta REE aR 3 
Species much smaller, rarely 7 mm. in length; hypopygial orifice large, 
claspers with lateral, or median, process elongate, the clasper appearing 
TATRA LG oo ed Naor eMac erate teh cos ora Pe sfexekabes Vian wte pte whe iaucvate' aieya: FIA owe iat ahegel-ele aisle eye ardcela cls 5 
Ocelli exceptionally large, the distance between their lateral margin and 
inner margin of eye not greater than width of ocellus; male hypopygium 
with a large rounded protuberance just below upper margin of opening, 
without conspicuous concave area on each side at apex, claspers as in 
Figure 74, Plate XX; hairs on tibiae in both sexes moderately long, not 
noticeably irregular as in custator (Tex.).............00ee eae casta Say. 
Ocelli small, the distance between their lateral margin and inner margin of 
eye distinctly greater than width of an ocellus; male hypopygium flat- 
tened for a considerable distance below upper margin of opening, with a 
conspicuous concave area on each side at apex, clasper as in Figure 73, 
ESPEN PSRs nine are aie rot ap pats ialaiidta telat ee PASM asnred tier e ie «Palm 2 nletd ilpya' oh e, © eieta area hice e @ 4 
Lateral margins of pronotum glossy black, vertically rugose; male hypo- 
pygium with a slight but distinct elevation in center of the upper margin 
KUERTEN EAN Ds ape, Siete hss chats Tey cls te valle twraratted tareru ae wathte Busvarerayerabelete a6 days nies calceata Say 
Lateral margins of pronotum rarely black, not vertically rugose; male hypo- 
pygium with upper margin in center transverse or almost so (Fig. 75)... 
Pec eirtcckd an peas Bee dice DOD Jato ter COCO ae mEGorEotis .custator Fabricius. 
Osteolar canal not longer than the distance from its apex to lateral margin 
GENE SOSEC ENT Tia (Caan) (eso croe olotarebeye ives eats </aicvero! et areMre, osama 3 ale rugulosa Say. 
Osteolar canal much longer than the distance from its apex to lateral margin 
CS VESTS, TEE CATS Tite Lene each) eon cree cee geR te: Seach cey RRS SPAR, lean ata a A ae a 6 
Head much longer than its greatest width (Fig. 71); dorsum green, with 
conspicuous yellowish white longitudinal stripes on head, scutellum, and 
elytra; pronotum with a broad conspicuous median transverse depression 
EP Rea AL Tav aL PSI eck ohctel eit an aie eheieis, oda. cporere scuistaia wis atada ane yaitesahei el a. 6 elegans, sp. 1. 
Head as broad as long, or the dorsum is without yellowish white stripes 
and the pronotum has no well-defined median transverse depression..... 7 
Venter of abdomen in both sexes with a transverse row of black dots near 
the posterior margin of each segment; lateral margins of pronotum sub- 
carinate only on posterior half or less; lower margin of hypopygial open- 
ing of male with a deep central V-shaped notch (Fig. 72); head with 
sides straight for a considerable distance; mesosternum with a large 
black patch on each side of central ridge (Tex.)....... punctiventris V. D. 
Species without the above combination of characters; if the mesosternum 
has the black patches as above the pronotum is carinate on its lateral 
margins from posterior to near anterior margin and the head is not 
straight on sides; male hypopygium without notch................+.0+5- 8 
