72 EXPLANATION OF TERMS 



Lacinia: the inner lobe of first maxilla, articulated to the stipes, bearing 

 brushes of hair or spines : a blade : in Diptera, forms a flat lancet-like pierc- 

 ing structure and is never jointed. 



Lacinia exteriores and interiores: in Apidcr. the palpiger and paraglossa : 

 often vised for the galea and lacinia of maxilla. 



Laciniated: jagged; cut into irregular fragments. 



Lacte: milk-white. 



Lacteal: relating to milk; milky in appearance. 



Lactescent: secreting or yielding a milky fluid. 



Lacteous -eus: white, with a slight bluish tinge, like skim-milk. 



Lacunce: irregular impressions or cavities: specifically the non-walled cavities 

 of the body. 



Lacunose: pitted; the surface covered with small cavities. 



Lsemodipodif orm : like a Isemodipod ; similar to the larva of a walking stick. 



Laete: bright. 



Laevis -igatus: smooth, shining and without elevations: said of a surface. 



Lamella: a thin plate or leaf-like process. 



Lamellate: antennae with the club formed of closely opposed leaf-like surfaces, 

 the concealed surfaces set with sensory pits. 



Lamellicornia: those beetles in which the antennae terminate in a lamellate 

 or leaf-like club. 



Lamelliform: made up of or resembling leaves, blades or lamellae. 



Lamina -ae: a chitinous plate or plates. 



Lamina externa: the paraglossa. 



Lamina interna: the ligula. 



Lamina subgenitalis: the sub-genital plate; q. v.: in roaches the "th ventral 

 plate of females and gth ventral plate of males. 



Lamina supra-analis : = supra-anal plate. 



Laminate: formed of thin, flat layers or leaves. 



Laminato-carinate: with an elevated ridge or keel, formed of thin plates. 



Laminiform: layer-like: having the appearance or made up of lamina. 



Lana: wool: the long hair on the abdomen of some Lepidoptcra. 



Lanate-atus: woolly: covered with dense, fine, long hairs, so distinct that they 

 may be separated. 



Lanceolate: lance- or spear-shaped: oblong and tapering to the end. 



Lanceolate cell: in Hymenoptera (Nort.) ; = 2d anal (Comst.). 



Lancet: indiscriminately applied to any piercing mouth structure. 



Lanuginose -us: with long, curled hair dispersed over the surface: see crinitus. 



Lanugo: slender single hairs. 



Laparostict: that series of lamellicorn beetles in which the abdominal spi- 

 racles are situated on the connecting membrane between the dorsal and 

 ventral rings. 



Lapidicolous: living under deeply imbedded stones. 



Larva: the second stage of insect development; comes from the egg or ovum, 

 grows, and according to its kind, changes to a pupa or chrysalis or to an 

 imago; bears various names in the different orders: see nymph; caterpillar; 

 slug ; maggot ; grub. 



