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Part I: Hypolleural row of bristles
not present _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
_ _ _ _ _ _ _ _ _ _ _ _ _ _ 1
Part II: Hypopleural bristles
present (Fig. 1) _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 11
= = = = = = = = = = = = = = = = = = = = = =
= =
1. Wing vein #6 very short; 7th vein
curves under 6th; 4th vein straight _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
_ _ Fannia
(Homalomyia)
Wing vein #6 longer; 7th
vein straight; 4th vein bowed near its distal end (Fig. 2) _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
_ _ _ _ _ _ 2
2. Proboscis long and directed forward;
equiped for piercing _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
_ _ _ _ _ _ _ _ _ _ 3
Proboscis not very long;
labella thick and not for piercing _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 5
3. Arista rays feathery (Fig.
3) [Tse-tse flies of Africa] _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
_ _ _ _ _ _ _ _ _ _ _ _ Glossina spp. Distribution
Arista rays simple and
not feathery _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
4
4. Palps shorter than proboscis _ _ _ _ _ _
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
_ _ _ _ _ _ _ _ _ _ _ Stomoxys
spp. & Head & Mouthparts
Palps almost as long as
proboscis _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
_ _ _ _ _ _ _ _ _ _ Haematobia spp.
5. Arista naked _ _ _ _ _ _ _ _ _ _ _ _ _ _
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
_ Synthesiomyia spp.
Arista toothed and
feathery on the top side _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
_ _ _ _ _ _ _ _ _ _ _ _ _ Hemichlora spp.
6. Species are about as large as
bumblebees with prominent black and yellow pile _ _ _ _ _ _ _ _ _ _ _ _ _ _
_ _ _ _ Hypodermodes
spp.
Species smaller like the
housefly and without dense black and yellow pile _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
_ 7
7. Metallic blue-black or green color with
stripes evident on the thorax anterior margin _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
_ _ _ _ _ _ _ _ _ _ 8
Color solid gray or
black _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 9
8. A bristle on middle tibia surface
beyond center _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
_ _ _ _ _ _ _ Pyrellia spp.
Bristle on middle tibia
may be present but greatly reduced in size _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
_ _ _ _ _ _ _ _ _ _ _ _ _ Morellia spp.
9. Wing's 4th vein clearly angled at
terminus (Fig. 2); sternopleural
bristles 1:2; eyes are bare _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ Musca spp.
Fourth wing vein's
terminus slightly bowed (Fig. 4) _ _ _ _ _
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 10
10. Eyes are covered with hair;
sternoplural bristles 2:2 _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
_ _ _ _ _ _ _ _ _ Myiospila spp.
Eyes without hair;
sternopleural bristles 1:2 _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ Muscina spp.
11. Body color grayish or black and never
shiny metallic; arista bare or pubescent
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 12
Body is either
blue-green or metallic blue, or only the abdomen is shiny metallic
blue-black _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 13
12. A curly yellow pile among the thorax
macrochaetae with a black shiny background _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
_ _ Pollenia rudis
Thorax not yellow and
curly pile has 4 distinct grayish lines _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
_ _ _ _ _ _ _ _ _ _ _ Wohlfahrtia vigil
13. Wing's first vein basal section with fine hairs _ _ _ _ _ _ _ _ _ _
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 14
Wing's first vein basal
section bare _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
17
14. The face and bucca are yellow with a
yellow pile; one posthumeral bristle present _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
_ _ _ _ Callitroga spp.
Bucca black with black
hairs; frequently 2 posthumeral bristles present _ _ _ _ _ _ _ _ _ _ _ _ _
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 15
15. White squamae and anterior acrosticals
(alt. spelling - acrostichals) separated from surrounding hairs _ _ _ _ _ _
_ _ _ _ _ _ _ _ _ _ 16
Squamae darker and
anterior acrosticals are not distinct from surrounding hairs; prothoracic
spiracles is black _ _ _ Protophormia spp.
16. Four intra-alar bristles present; 6 or
more marginal scutellar bristles and the mesothoracic spiracles a dark orange
or black color _ _ _
_ _ _ _ _ _ _ _ _ _ _
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
_ _ _ _ _ _ _ _ _ Protocalliphora
spp.
Two intra-alar bristles
present; 4 marginal scutellar bristles and mesothoracid spiracles is a
light-orange color _ _ _ _ _ _ Phormia spp.
17. Calypter or lower squamae's upper
surface is bare (Fig. 1) _ _ _ _ _ _ _ _ _ _
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
Lucilia spp.
The upper surface of
calypter is obviously pilose _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
18
18. Two bristles occur near the middle on
the exterior surface of front tibia; one sublateral bristle is present _ _
_ _ _ _ Cynomyopsis
spp.
Only one but rarely 2
bristles near the middle on the exterior surface of front tibia; 3
sublateral bristles present _ _ _ _ Calliphora spp.
= = = = = = = = = = = = = = = = = = = = = = = =
SEPARATE KEYS TO MUSCINA, CALLIPHORA
& LUCILIA
SPECIES
MUSCINA
1b. Legs completely black; palpi reddish yellow
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _Muscina pascuorum
Legs not completely
black and frequently some yellow present.
If black then palpi are also black _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
_ 2b
2b. Palps black; tibiae are mostly black
although they may have a yellow tinge _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
_ _ _ _ _ _ Muscina assimilis
Palpi yellow; tibiae and
distal portion of femora are yellow _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
_ _ _ _ _ _ _ _ Muscina stabulans
CALLIPHORA [Calliphora
viridescens - Head; C. viridescens - Thorax; Calliphora sp. -Wing]
1c. Three intra-alar bristles present _ _ _
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
_ _ Calliphora
livida
2c. Two intra-alar bristles present and
bucca black. A reddish beard
present _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _Calliphora vomitoria
Two intra-alar bristles
present but bucca is brownish or reddish; beard is black _ _ _ _ _ _ _ _ _
_ _ _ _ _ _ _ _ _ _ Calliphora vicina
LUCILIA
1d. Two postacrosticals present (Fig. 1)
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
_ _ _ Lucilia
illustris
2d. Three postacrosticals present, and
palpi are black _ _ _ _ _ _ _ _ _ _
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ Lucilia
silvarum
Three postacrosticals
present but palpi are yellow _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
_ _ _ _ _ _ _ _ _ _ _ _ Lucilia sericata
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