Die Gattung Zodion Latr. 
109 
shade than of the mesonotum. First segment and anterior half of 
second segment of abdomen black, opaque. The rest of the abdomen, 
id dark red, except the sides of the fourth and fifth segments, which 
are blackish. A narrow median pollinose stripe extends from the 
black area of the second segment to the fifth segment. All of the 
Segments with more or less gray pollen on their sides. Hairs of 
thorax and the abdomen all black. Legs red, with the except ion 
of the upper surfaces of the front femora, which are black. Colour 
of the tarsi darker towards their tips. Wings with a brownish tinge 
and an open first posterior cell. This species runs in Adam’s table 
of the species of Zodion to No. 9, but it is quite distinct, from any 
of the three species occupying that part of the table. Its colour 
and broad oval abdomen, taken in connection with its sizeren, der 
it easily recognizable. 
A single $ was taken 13. VII. 1909 near the mouth of the 
Yellow River, Burnatt Co., by the Milwaukee Publ. Mus. coli, 
exped. It is deposited in the collect ion of the Museum.*' 
Die folgenden Arten sind auf Grund der Beschreibungen nicht 
in obige Tabelle einzureihen gewesen. Da ich sie nicht kenne, 
gebe ich die Originalbeschreibungen. 
30. Zodion occidensis Walk., List of Diptera, Vol. III, p. 676. 
q\ ,,Body brownish gray, thinly clothed with short tawny 
hairs, head ferruginous, pitchy on the crown and behind, yellow 
about the mouth, thinly clothed with short hairs. Eyes pitchy, 
sucker black, feelers ferruginous, first joint slender, second increasing 
in breadth from base to tip, much longer than the first ; third linear, 
roundet at the tip, a little shorter than the second, bristle much 
shorter than the third; hind border of abdominal segments paler. 
Legs pitchy, clothed with short black hairs, thighs towards the base, 
knees, foot-cushions, and claws tawny, tips of the claws black. 
Wings slightly gray, whitish at the base, wing-ribs tawny, veins 
pitchy, tawny at the bases, poisers yellow. Length of body. 1 % lin., 
of wings 3 lines. 
Ohio.'* 
In Aldrich's Catalog steht die Art als fragliches Synonym bei 
Z, nanellum Lw. 
31. Zodion triste Big. 
Ann. Soc. Ent. France 1887, 6. s^r., 7, p. 203. 
cJ: „Long. 5 mm. Antennes et chdte rougeätre; front ochrac^, 
face jaunätre, bords internes des orbites liseres de blanc; thorax, 
ecusson noirätres, callosites humerales, ecusson, ä reflets gris; 
cuillerons et balanciers fauves; abdomen gris, premier segment, 
dessus de deuxieme et troisieme noirätres; pieds fauves, dessus 
des cuisses niilieu des tibias et tarses, brunätres; ailes d'un gris 
sal6, un peu jaunätre ä la base. 
Californie." 
4. H«ft 
