60 
GLOSSARY OF TERMS USED. 
Age: The interval between hatching and first molt, between any two molts, or between the last larval 
molt and spinning, 
Alimentary canal: The food canal; a straight, simple tube, running from one end of the body to the 
other, and which it is impossible to subdivide into gullet, stomach, and intestine. 
Alkaline: Having the opposite reactions to an acid. 
Anal horn: The horn upon the posterior end of the body of the worm. 
Annuals: Those races which produce but one brood in a year. 
Antenne: The feathery feelers upon the head of the moth. 
Bacillus: A microscopical vegetable organism, often causing disease. 
Bivoltins : Those races producing two broods in one year. 
Bombycide: The family of moths, commonly known as ‘‘spinners,” to which the Silk-worm moth be- 
longs. 
Botrytis bassiana: The fungus causing muscardine. 
Brin: The French term for a single thread from the cocoon. 
Carneous: Flesh-colored. 
Choked cocoons: A term applied to those cocoons in which the chrysaiis has been killed. 
Chlorophyl: The green coloring matter of leaves. 
Chrysalis: The third or restful state of the insect, or that between the worm and the moth, inclosed 
in the cocoon. 
Cocoon: The silken covering with which the worm surrounds itself before passing into the chrysalis 
state. 
Cocoonery : The name applied to a room or building where cocoons are dried after being choked. 
Oorpuscle: A microscopic parasitic organism causing the disease, pébrine. 
Croisure: The twist to which the silk thread is submitted in reeling. 
Dacey: A Bengalese race of worms producing eight broods each year. 
Detent: A stop which locks and unlocks the wheels in clock-work. 
Dorsal vessel: The heart, extending from one end of the body to the other, just under the skin of the 
back. 
Echevette: A small skein of silk of a determined length, the weight of which determines its size 
number. 
Epizootic: A term having the same significance with lower animals as epidemic with man. 
Eprouvette: A reel supplied with a counter upon which échevettes are measured. 
Faller: A smalllever, over which a thread runs, and which, upon the breaking of the thread, falls, 
thus stopping the mechanism through the action of a detent to which it is attached, 
Fil: The French term for the combined threads as they come from the reel. 
Ferment: Micro-organism causing fermentation. 
Fibrine: An organic compound forming the base of the silk filament. 
Filature: The French name for reeling establishment. 
Flaccidity : A Silk-worm disease characterized in the text, Chapter V. 
Flacherie: The French name for flaccidity. 
Floss silk: Silk made from the loose material of the outer cocoon and from pierced cocoons, ete. It is 
carded and spun like cotton or wool. 
Fresh cocoons: Cocoons that have not been choked. 
Gattine: An old name for a mild phase of the disease known as pébrine. Maillot thinks that it is a 
form of flaccidity. 
Grasserie: A Silk-worm disease allied to jaundice. It is described in Chapter V. 
Green cocoons: A name frequently applied to fresh or unchoked cocoons. Should be avoided, except 
where it has reference to cocoons of a green color. 
Greens: A name applied to those races making cocoons of a greenish tint. 
Integument: Skin or outer covering. 
Japonica: A variety of the White Mulberry. 
Labium: The under lip, upon which is situated the spinneret. 
Larva: The second or worm state of the insect. 
Lepidoptera : Name of the order to which the Silk-worm belongs. 
Lusettes: A name applied to the worms which die from being unable to molt. 
Magnanerie: The name applied to the room or building used for the rearing of worms. 
Micropyle: The opening in the egg of the Silk-worm moth through which the fecundating liquid 
enters. 
Moretti: A variety of the White Mulberry discovered in 1815 by Professor Moretti, of Pavia. 
Mori: The scientific specific name for the Silk-worm. 
Morus: The botanical generic name of the Mulberry. 
Multicaulis; A variety of the White Mulberry. 
Muscardine; A Silk-worm disease of a fungus nature, characterized in the text, Chapter V. 
