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[Reprinted from Journal of the New York Entomological Society, Vol. 
XXIV, No. 2, June, igi6.) 
NEW LIMNOPHILINE CRANE-FLIES FROM THE 
UNITED STATES AND CANADA 
(TIPULID^, DIPTERA). 
By Charles P. Alexander, 
Ithaca, N. Y. 
The tribe Limnophilini of the subfamily Limnobinse, in the Nearc- 
tic fauna, includes a considerable number of species placed in a rela- 
tively small number of genera. During" the past few years a number 
of interesting forms have accumulated in the collection of the author 
and these are described herewith ; I am greatly indebted to Mr. C. W. 
Johnson, Mr. Frederick Knab and Mr. W. L. McAtee for the loan 
of this and other material sent me for study. 
Limnophila marchandi, new species. 
Allied to L. alleni; color of the thorax gray; ground color of the wings 
hyaline ; basal abdominal tergites gray with prominent setigerous punctures. 
Female. — Length, 30 mm.; wing, 20 mm.; Middle leg, femora, 10 mm.; 
tibiae, 8.7 mm. ; tarsi, 8.6 mm. 
Rostrum short, dark brown, palpi dark brown. Antenn:e with the two basal 
segments dark brown, the flagellum light brown ; first scai)al segment elon- 
gated ; segments of the flagellum short, gradually narrowed to the seventh 
segment of the organ beyond which the segments are very slender and atten- 
uated. Head dark brown, the margin of the vertex adjoining the inner 
margin of the eye, paler, more yellowish ; head narrowed behind. 
Pronotum light brownish gray, clearer gray on the sides, with a delicate 
impressed median line ; scutum with numerous long hairs whose bases are 
surrounded by brown spots. Mesonotal prasscutum clear light gray with three 
dark brown stripes ; the middle stripe is broad, the median area is paler 
brown and narrowly bisected by a very delicate dark brown median line 
which runs the length of the sclerite ; the middle stripe does not attain the 
transverse suture ; lateral stripes short, crossing the transverse suture onto 
the scutum ; the pale area between the lateral and middle stripes is lined with 
a paler shade of brown ; sides of the sclerite bearing abundant long pale 
