XXXIX 101, 135. Psilidæ: 4 genera.

XL 103, 109. Micropezidæ: 6 native species.

XLI 87, 104. Ortalidæ: about 20 species; smallish flies; some common in pastures; legs short and stout.

XLII 97. Tripetidæ: numerous small species; larvæ in stems of plants, or galls thereon, some leaf-miners.

XLIII 92. Lonchæidæ: some are of a plump figure and a dark metallic blue or green, others more slender and yellow, grey, or black.

XLIV 93. Sapromyzidæ: 21 species.

XLV 139. Opomyzidæ: 5 species; life-history unknown.

XLVI 83, 102, 121, 136. Sepsidæ: several are common small dung-flies, with black bodies, somewhat ant-like.

XLVII 120. Piophilidæ: the "cheese-hopper" maggots are larvæ of Piophila casei; seven other species.

XLVIII 132. Geomyzidæ: 12 species.