244 Ins. 
DIPTERA. 
EMPIDiE. 
Empis sp. with abnormal neuration ; Phampliomyia various species, 
and Gloma fuscipennis noticed from Arran ; Verrall, Ent. M. M. xix. 
pp. 224 & 225. 
Dolichopodimj. 
Pcecilobothrus, Mik. Mik discusses this genus, giving tables of the 
sexes. 7 species are admitted at present, including 1 new one. The 
following synonymy is noted : — Gyrnnopternus regalis , Loew, = basilicusi 
Loew; viridis, Kow., = principalis, Loew; ministerial is, Kow., = clucalis, 
Loew, and ? Dolichopus infuscatus , Stann. Wien. ent. Z. ii. pp. 88-90 & 
105-107. 
Hercostomus papillifer, Mik [= II. ( Gyrnnopternus ) exarticulatus , Loew], 
and H. cretifer, Walk., discussed ; II. prceceps , Loew, = II. (. Dolichopus ) 
rothi, Zett. : id. Verh. z.-b. Wien, xxxiii. pp. 181, 182, & 189. 
Porphyrops simplex and tenuis , and Diaphorus dorsalis , Verr., = P. mi- 
cans, Meig., P. prcerosus and D. melancholicus, Loew, respectively; Verrall, 
Ent. M. M. xix. p. 225. P. schineri, Mik, = P. ( Anglearia ) antennatus, 
Carl., and P. antennatus , Schin. & Mik, = Rliapliium discigerum , Stenh. ; 
Mik, l. c. p. 182. 
Medeterus. Revised list of British species ; Verrall, l. c. p. 225. 
Campsicnemus platypus, Loew, = C. ( Medeterus ) pusillus, Meig., and 
C. varicornis, Loew, = C. ( Dolichopus ) picticornis , Zett. ; Mik, l. c. pp. 188 
& 189. 
Pcecilobothrus bigoti, sp. n., Mik, Wien. ent. Z. ii. p. 88, France. 
S Y RPHIDiE. 
Gazagnaire, J. Importance des caracteres zoologiques fournis par la 
levre superieure chez les Syrphides (Dipteres). C.R. xcvi. pp. 350-353. 
The free extremity of the labrum of Syrphidce is convex above and 
concave below, and is always divided by two deep emarginations into 
three pairs of lobes — dorsal, intermediate, and ventral. The variations 
in these structures are of generic value. 
Williston, S. W. Contribution to a Monograph of the North Ameri- 
can Syrphidce. P. Am. Phil. Soc. xx. pp. 299-332. 
Includes tables of genera and species, short notes on various known 
species, and descriptions of several new ones. 
Microdon mutabilis, Linn. : transformations described and figured, 
figs. 1-16, pp. 23-28; M. devius, Linn., redescribed and details figured, 
figs. 17-19, pp. 28 & 29 ; the larva of the former lives in ants’ nests: 
Poujade, Ann. Soc. Ent. Fr. (6) iii. pi. i. No. 1. M. globosus, Fabr., hiber- 
nating gregariously ; Pickmann Mann, Psyche, iii. p. 379. 
Chrysotoxum canariense , Macq., = triarcuatum , Macq. ; Von Roder, 
Wien. ent. Z. ii. p. 123. 
