Figures 42–44 in Observations on Antennal Morphology in Diptera, with Particular Reference to the Articular Surfaces between Segments 2 and 3 in the Cyclorrhapha

Figures 42–44. Antennae of Conopidae. (42) Myopa sp., right antennal seg. 2. (43) Australoconops unicinctus (Kröber), part of right antennal seg. 2. (44) The same, right antennal seg. 3. bh, basal hollow; bu, pedicellar button; c, conus; da, distal articular surface; m, mouth of postpedicellar pouch; pp, postpedicellar pouch; sc, sacculus (seen superimposed on postpedicellar pouch).