192 GLOSSARY. 



Dorsal, relating to the back. 



Elliptical, elongate-oval. 



Elytra, the wing-cases. 



Emarginate, notched. 



Entire, whole, not indented at the end or margin. 



Explanate, spread out, flattened, with a broad, thin margin. 



Exserted, protruded, exposed to view. 



Exterior, outer, outside of. 



Exuvim the cast-off skin. 



Falcate, sickle-.shaped. 



Fascia, a colored band, running croswise. 



Fascicle, a bundle. 



Femur, (plural /emorn,) the thigh. See pages 14 and 27. 



Ferruginous, yellowish-red, like the rust of iron. 



Filiform, thread-like, slender, and of equal thickness. 



Flexuous, waving, zig-zag. 



Fuloous, tawny, reddish-yeUow. 



Fuscous, dark grayish-brown. 



Fusiform, spindle-shaped, tapering at both ends. 



Geniculate, elbowed, bent abruptly. 



Genus, an assemblage of species, or sometimes a single species, possessing peculiar and distin- 

 guishing organic characters. 



Glabrous, smooth, without hair or down. 



Granulated, covered with small grains or minute rounded elevations. 



Gregarious, living in society or flocks. 



Habit, in the singular number is used scientifically to express the general aspect of an insect, in- 

 dependently of particular characters ; but in the plural, habits, it has the ordinary signili- 

 cation of manners or modes of life. 



Heteromerous, having five joints in the anterior and middle tarsi, and four joints in the hind ones. 



Hirsute, clothed with stiti', erect hairs. 



Humerus, the anterior and outer angle of the elytra. 



Hyaline, transparent. 



Imago, the perfect insect, after it has passed through its preparatory transformations. See page 8. 



Imbricate, lapping over like the shingles on a roof. 



Immaculate, without spots. 



Immarginate, without an elevated rim or margin. 



Indnion, the line of separation between the segments of the abdomen. 



Inerassated, thickened. 



Incumbent, lying upon. 



Interrupted, broken, not continuous. \ 



Invohcte, rolled inwards. ' 



Irrorate, marked with minute points. 



Labial palpus, the little jointed appendage attached to the labium. See pages 12 and 27. 



Labium, the lower or posterior lip. See page 11. 



Labrum, the upper or anterior lip. See page 11. 



Lamella, a thin plate ; lainellate. See page 11. 



Larva, literally a mask, the state of an insect next following the egg state. See page 8. 



Lateral, on the side. 



Laterally, side-ways. 



Lateritious, brick-colored. 



Ligida, the tongue. See page 12. 



Line, in measurement, the twelfth of an inch ; in marking, a very narrow strips. 



Linear, long and narrow, and of equal width. 



Longitudinal, lengthwise. 



Lunate, half-moon shaped. 



Luteous, deep yellow, like the yolk of an egg. 



Macula, a colored spot. 



Mandibles, the upper or anterior jaws. See pages 11 and 27, 



Maxillce, the lower or posterior jaws. See pages 11 and 27. 



Maxillary palpus, the little Jointed appendage attached to the maxilla. See pages 12 and 27. 



Mentum, the chin, 



