354- ORTSMOLOGY. 



3. ACQUIRED (Acquisiti). Legs which the insect has 

 not in its Jirst state, but which it acquires subse- 

 quently. Ex. Abdominal legs in Scolopendra, lu- 

 lus, &c. 



D. Denomination. 



1. FORE-LEGS (Antici). Thejirst pair. Taken by 



themselves called Arms (Brachia). 



2. ANTERIOR ( Anterior es). The twojirst pair of legs. 



3. MID-LEGS (Intermedii). The middle pair of legs. 



4. HIND-LEGS (Postici). The last pair of legs. 



5. POSTERIOR (Posterior es). The two last pair of legs. 



6. ABBREVIATE (Abbreviati). Legs with an imperfect 



tarsus. Ex. Vanessa. 



7. AMBULATORY (Ambulatorii}. When the tarsi have 



a spongy sole. Ex. Chrysomela. 



8. CURSORIOUS (Cursorii). When, the fore tarsi of some 



males excepted, they have not a spongy sole. Ex. 

 Carabus, Cicindela. PLATE XIV. FIG. 7. 



9. SALTATORIOUS (Saltatorii). When the hind-legs 



have strong incrassated thighs formed for leaping. 

 Ex. Haltica, Orchestes, the Locustina. PLATE 

 XIV. FIG. 5. 



10. NATATORIOUS (Natatorii). When the legs are com- 



pressed or ciliated, and formed for swimming. Ex. 

 Dytiscus, Gyrinus, Notonecta. PLATE XIV. FIG. 6. 



11. MOTATORIOUS (Motatorii). Legs, which when the 



insect is at rest, are in a perpetual vibratory mo- 

 tion. Ex. Tipula. 



12. FOSSORIOUS (Fossorii). Leg with either palmate or 



digitate tibiae. Ex. Scarites, Clivina, Gryllotalpa. 

 PLATE XV. FIG. 5, 6, 



13. RAPTORIOUS (Raptorii). When the strong por- 



