Agriculture Reference
In-Depth Information
Fig.
101
Wing of an opomyzid fly - family
Opomyzidae.
Fig. 99 Wing of a large fruit fly - family Tephritidae.
Fig.
102
Wing of a shore fly - family Ephydridae.
Fig. 106) long; first tarsal segment of hindlegs
short, distinctly swollen and densely setose. Lar-
vae saprophagous, typically developing amongst
decaying organic matter.
EXAMPLES:
Coproica hirtula
(sometimes abun-
dant in poultry houses);
Pullimosina heter-
oneura
(occasionally a nuisance in mushroom
houses).
Fig.
100
Wing venation of a carrot fly - family
Psilidae.
anal tubercles; posterior spiracles not placed on
raised processes; phytophagous, including sev-
eral gall-inhabiting species.
EXAMPLES:
Ceratitinae -
Ceratitis capitata
(Mediterranean fruit fly); Trypetinae -
Euleia
heraclei
(celery fly),
Platyparea poeciloptera
(asparagus fly),
Rhagoletis cerasi
(European
cherry fruit fly).
17. Family OPOMYZIDAE
(p. 182
et seq.)
Small flies, with often mottled or spotted wings
and the two anterior veins convergent (Fig.
101);
no oral vibrissae. Larvae often leaf miners or
stem miners; anterior and posterior spiracles
prominent but body without posterior tubercles
(cf. family Anthomyiidae, p. 51).
EXAMPLES:
Geomyza tripunctata
(grass & ce-
real fly),
Opomyza florum
(yellow cereal fly).
15. Family PSILIDAE
(p. 181
et seq.)
Small to medium-sized flies with a distinct break
in the costal vein (Fig.
100)
and a distinct ocellar
triangle. Larvae cylindrical, narrow-bodied and
elongated; phytophagous.
EXAMPLE:
Psila rosae
(carrot fly).
18. Family EPHYDRIDAE (shore flies)
(p. 184
et seq.)
16. Family SPHAEROCERIDAE
(lesser dung flies)
(p. 182)
Small, dark-bodied flies, usually associated with
damp habitats; wings with two distinct costal
breaks; anal cell absent
(Fig. 102).
Larvae often
leaf miners or stem miners; posterior spiracles
A group of small to medium-sized, mainly black
or dark brown flies; wings usually with two dis-
tinct costal breaks; oral vibrissae (see later in
