THE INSECT ASSOCIATION OF A LOCAL ENVIRONMENTAL COMPLEX. 
63 
Table II. 
Coprophilous and other Scavenging Diptera recorded in the Association, Intruders. 
Abbreviations as in Table I. f indicates that the species is also a pest on cultivated crops ; * indicates 
that the species is characteristic of forest or wood associations ; J the species is generally found in 
moist situations. 
Family. 
Species. 
Month. 
Occur- 
rence. 
Remarks on Habits. 
Bibionidas 
Scatopse notata, L. . 
5-9 
com. 
Larvae in cow-dung, humous soil and decaying 
vegetable matter. 
,, inermis, Ruthe. . 
6-9 
,, 
.Larval habits similar to the previous. 
f Dilophus febrilis, L. . 
6-10 
v. com. 
Larva in cow manure. 
ChIRONOMIB.® . 
Orthocladius stercorarius, 
Deg. 
Pericoma, sp. . . 
occ. 
Larva in cow-dung and humous earth. 
PSYCHODID® . 
6-9 
com. 
Larva in decaying vegetable substance. 
TlPULID® 
*%Poecilostola punctata, 
Schrk. 
8 
occ. 
Larva probably in rotten wood in marshy 
places. 
| Limnophila discicollis , Mg. 
6 
Brauer (p. 54) 1 quotes Perris, who took the 
larva of an allied species, L. dispar, in the 
stems of Angelica sylvestris. L.fuscipennis 
has been reared from larvae in rotten wood. 
Trichocera hiemalis, Deg. . 
12-3 
com. 
Larva in decaying vegetation. 
R.HYPHID® 
Rhyphus fenestralis, Scop. 
6-9 
Larva in decaying vegetable substance. 
Stratiomyiid® 
Chloromyia formosa, Scop. 
6, 7 
infreq. 
One specimen reared from larva found in 
meadow soil probably associated with humus 
or manure. 
Microchrysa polita, L. 
6-9 
com. 
Larva in decaying vegetable matter and in 
dung. 
,, flavicornis, Mg. 
6, 7 
infreq. 
A single specimen reared from a larva found 
in meadow soil. 
Ghorisops tibialis, Mg. 
rare 
A single larva found in meadow soil. 
Xylophagid® . 
*Xylophagus sp. 
,, 
Larvae in rotten beech, 30.1.13. 
Larvae in decaying vegetable substance. 
LONCHOPTERID® 
Lonchoptera lutea, Pz. 
7, 8 
abund. 
SYRPHID® 
Orthoneura elegans, Mg. . 
6 
rare 
Liogaster metallina, Fab. . 
7, 8 
com. 
The larvae of all live either in decaying veget- 
Ghrysogaster kirtella, Lw. 
6, 7 
able or animal matter ; that of P. albimanus 
,, viduata, Fall. 
6 
OCC. 
■ I have also observed feeding on Aphids. 
Platycheirus albimanus, F. 
5-8 
y. com. 
The adults frequent various meadow flowers, 
,, clypeatus, Mg. 
,, scalaris, Fab. 
5 
6 
com. 
Compositse and Ranunculacese. 
Muscid® 
Onesia sepulcralis, L. 
5, 9 
:: 
Larva in decaying vegetable and animal 
matter ; adults, which frequent flowers, are 
said by G-eoffroy and Robineau-Desvoidy 
(Schiner, vol. i, p. 57 6) 2 to be oviparous. 
Pollenia rudis, F. 
9 
” 
Larvse in-humous soil and in dung; adults 
sluggish and lazy often cluster on walls. 
Myiospila meditabunda, F. 
9 
,, 
Larvae in decaying vegetable substances. 
Pyrellia cadaverina, L. 
6,9 
Larva in cow-dung. 
Anthomyiid® . 
Hyetodesia incana, W. 
9, 10 
» 
Larva in humous soil and decaying vegetable 
matter. 
,, lucorum, Fin. . 
6 
infreq. 
„ ,, )j j> 
,, errans , Mg. 
6 
occ. 
„ „ ,, ,, 
„ signata, Mg. . 
9 
com. 
j. >» „ „ 
Spilogaster duplicata, Mg. 
8 
occ. 
Larva in cow-dung. 
1 Brauer, F., loc. cit. 2 Schiner, J. R., Fauna Austriaca: Die Fliegen, Wien, 1862, vol. i. 
