EXPLANATORY INDEX. 



285 



Quills useful for bringing home 

 minute insects alive, 95 



Radiata, animals in which the or- 

 gans of sensation and motion 

 are disposed like rays round a 

 centre, 202 



Ramosae, (antennae) when setace- 

 ous or moniliform, hut having 

 long branches from several of 

 the joints, 157; figured, 157, 14 

 Rennie, Mr. calls the antennae, 



ears of insects, 141 

 Raphidiites, an order of Neurop- 



tera, 269 



Respiration, organs of, 191 

 Reticulatus, when the surface is to- 

 lerably smooth, yet covered with 

 something like net- work, 176 

 Rhingiites, order of Diptera, 226 

 Rhyphites, order of Diptera, 217 

 Roseus, the colour of the rose, 174 

 Ruber, clear, unmixed red, 174 

 Rudimentalis, the English-Latin 



word for rudimental, 129 

 Rufus, colour of dull copper, 174 



Salpingites, an order of Coleopte- 

 ra, 262 



Sand-chafers, Trogites, an order of 

 Coleoptera, 251 



Sand-wasps, Pompilites, an order 

 of Hymenoptera, 232 



Sanguineus, colour of blood, 174 



Sapyga, a genus of Sapygites, fi- 

 gured, 232 



Sapygites, an order of Hymenop- 

 tera, 232 



Saturatus, implies that a colour is 

 very deep and full, 175 



Saw-flies, Tenthredinites, an order 

 of Hymenoptera, 243 



Scaber, when the surface is covered 

 with an irregular rugosity, 176 



Scarabaeites, an order of Coleop- 

 tera, 252 



Scatophagites, an order of Dipte- 

 ra, 227 



Scatopsites, order of Diptera, 218 



Scholiites, an order of Hymenop- 

 tera, 230 



Scorpion-flies, Panorpites, an or- 

 der of Neuroptera, 270 



Sculpture of surface, 176 



Scutellum, the third section of the 

 upper surface of each segment, 

 147 ; figured, 152 



Scutum, the second section of the 

 upper surface of the segments, 

 146 ; figured, 148, E 2 



Scydmaenites, an order of Coleop- 

 tera, 257 



Seasons for insects, remarks res- 

 pecting, 111 



Segments, the body of an insect is 

 divided into thirteen, 136; fi- 

 gured, 137, 138, 139 



Septenary system, 205 



Sericatus, covered with a short, 

 thick, and silky down, 177 



Serratae, (antennae) having each 

 joint produced on one side, at 

 the apex, so that together they 

 resemble the teeth of a saw, 156; 

 figured, 156, 6 



Setaceus, the English- Latin word 

 for setaceous, 



Setiformis, (ligula) is when the 

 central lobe of a trifid ligula is 

 very long, 161 ; figured, 161, u 4 



Setigerae, (antennae) when the 

 basal joints are large and the re- 

 mainder formed into a kind of 

 bristle, 158; figured, 157, 18 



Setosae, (antenna) when furnished 

 throughout with irregular, harsh 

 bristly hair, 157; figured, 157, 12 



Sexton beetle, history of the, 53 ; 

 its habits described, 54 ; figured, 

 la. pu. im. 53 



Shape of insects, 175 



Shellac, a glutinous substance of 

 great value in the manufacture 

 of hats, &c., is secreted by an 

 insect on the trunks of trees in 

 the East Indies, 86 



Short-nosed weevils, Anthribites, 

 an order of Coleoptera, 262 



Short-winged moss-beetles, Psela- 

 phites, an order of Coleoptera, 

 257 



Silkworm, history of, 17; intro- 

 duced into Europe, 18 ; figured, 

 egg, la. pu. im. 17 



Silk, its importance to man, 86 



Silphites, order of Coleoptera, 253 



Silvery flies, Dolichopites, an order 

 of Diptera, 224 



