~I 
by 7. D. A. Cockerell. 309 
Clypeus buffy (probably altered by cyanide), with two dark 
dots (Durban, 31st July, 1916, C. N. Barker) 
Tee eee em ree eee ee 
RE oc vio 5s cn 5 wiles Llama rna Coden ens stellarum, Ckll., var. 
Tibi red ; scape light in front..................... bevist, sp. nov. 
USSU 106 1200 I CSIR sO eG ee 6. 
. Light face-mark broadest below, eyes strongly converging ; 
male (Isipingo 18th March, 1917, H. W. Bell Marley) 
2 SAR AMIE SIRE Seem eisb et AG eho Ce Rae maurula, Ckll. 
Light face-mark broadest above ; females.....................0.. ihe 
. Enlarged upper part of light face-mark about half as long 
(vertically) as wide. (Krantz Kloof, 23rd July, 1916, 
Ele Wise sel he Mian leryays ais iis Meer et tieate ee tod nea a Cae sp. B. 
Enlarged upper part of light face-mark subquadrate, over 
hall, Asp Gig AsaWwiGe she RAG CARN Soo yedicss See es bees aaeiant as 8. 
Hind margins of abdominal segments narrowly brown 
(Doonside, Ist and 13th January, 1917, L. Bevis) 
SER rg ic Ao mit One ean SARL yo 5 een maurula, Ckll., var. 
Abdomen black without evident bands (Umbilo, 18th 
February, 1917, L. Bevis; Durban, August, 1916, C. N. 
| acl ete) 2) cd Seen ese chic Greer ae aE a maurula, Ckll. 
HERIADES, Spinola. 
The species seen from Natal may be separated thus : 
LCIIGY FSIS SS = SIRO BN ae ets pe HAP cl con i REN RAS, NRT ig 
ern ad eS aeons ioe te chats ethernet s.ciciclt autos dew oe on Sas eee 6 3. 
1. Eyes green; wings strongly brown; flagellum very long. 
Pe ce aces eames IR SO eR chlorops, Ckll, 
Eyes not green ; flagellum not very long......................-. 2. 
2. Larger, fully 6 mm. long ; wings clear hyaline................... 
SENET Sa SE SET, ial s ciety se BANS ERE J2ees-ss=. 5. .pelluUcidus, Sp. Nov. 
Siniallermwitgs dusky. <..<e es .d-nsaesseewhs aedaaeetees bevisi, Ckll. 
3. A strong keel down middle of clypeus.. tricarinatus, sp. nov. 
iINetsuelrkealvony ely pews.) 0 cotati. iste geese oats eee aos 4. 
4. Larger, about 7°3 mm. long; first recurrent nervure joins 
iseepne, tarerom, DASE. )..ese2 capone. casesees sien sy: marleyi, Ckll. 
Smaller, abomwGeamMMlOn se Gaya ssiiale dices Woee oh wa vee ees wcee'ns 5. 
