66 



NA TURE 



\Nov. 23, 1 87 1 



I. Agabus biguttntus. 2 Hydrophilus duodecim-pustulatus. 3. Hal'ipl 



a. Dyticus, process of metasternum. b. Dyticus, maxillar>- palpus. e. Dyticus, ; 

 leg. / Gyrinus, antenna. 



gatiis. 4. Cnemidotiis ca^'^n^. 5. Pelobius Herin,i 



eg of male. (f. Dyticus, labial palpi, e, Gyrinus, postci 



T Microgaster glomeratus. 2. Mymar pulchellus. 3. Teleas elatior. 4, Cleonyraus maculipen; 

 antenna, male. *.-. Microgaster, larva in caterpillar of cabbage-butterfly. d. Microgaster alveanus, — 



a. Teleas, antenna, female. h. Do 



