81 Foo 



Flexuous, Flexuose. — Almost zig-zag ; winding ; 

 wavering; curving. (L. fexuni,to hend.) 



Floats. — Four respiratory sacs situated, two on 

 the thorax and two on the seventh segment of 

 Culicidse {Corethra) larvae, which as they mature 

 become filled with air, and serve as floats. 

 (Theobald.) (A.S. flotian.) 



Flocculus.— A hairy or bristly appendage of the 

 posterior apophysis in a few of the Hymenoptera, 

 (L. floccus, a flock, of wool.) 



Fluviatile. — Inhabiting rivers, as the larvse of 

 many insects. (L. fluviatilis, pertaining to 

 rivers.) 



Foetid Glands. — (Orthoptera). Small sac-like 

 glands the walls of which possess numerous 

 hypodermal and glandular cells, provided with 

 a passage through which the scent -fluid is forced 

 by the pressure exerted by the dermal muscles. 

 (Vosseler.) (L. fosteo, to stink.) 



Follaceous.-— Very thin , scarcely thicker than a 

 leaf ; leaf-like in appearance. (L. folium, a 

 leaf.) 



Foliolae. — Leaf -like appendages of the tehnn. (L. 

 folium) 



Follicle.— A small sac or bag. (L. folliculus.) 



Follicular. — Possessing or made up of follicles. (L. 

 folliculus.) 



FolUculus. — iL.follis, a little bag.) See Incunabulum. 



Food-reservoir. — The " Sucking stomach." (A.S. 

 foda, and F. reservoir.) 



