Fic. 142.— Appendages of Norway lobster. 
£x., Exopodite : Ex., endopodite ; protopodite dark throughout ; #/., epipodite. 
1. Antennule—Z., position of ear; 2. antenna—X.., opening of kidney; 3. mand- 
ible—P., palp; 4. first maxilla; 5. second maxilla—B., baler ; 6. first maxilli- 
pede ; 7. second maxillipede ; 8. third maxillipede—the basal joint of the proto- 
poditeis called coxopodite, the next basipodite ; the five joints of the endopodite 
are called—ischiopodite (z.) ; meropodite (7z.) ; carpopodite (¢.) ; propodite (z.) ; 
dactylorodite (d.) ; 9. forceps—(7) coxopodite ; (6) basipodite, the joints of the 
endopodite are numbered ; 10-13. walking legs; 14. modified male appendage; 
15-18. small swimmerets ; 19. large paddles. 
