Bul. 416, U. S. Dept. of Agriculture. PLATE III: 
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VARIATIONS IN THE MiCROSCOPIC_ CHARACTERS OF THE PALPUS AND TARSUS AND THE 
BRISTLE ARRANGEMENT ON THE LEG OF THE COMMON RED SPIDER. 
Fig. 1.—Female on pokeweed, Dothan, Ala.; left palpus, lateral view. Fic. 2.—Female on cot- 
ton, Batesburg, 8. C.; right palpus, lateral view. F1i@.3.—Female on cotton, Mount Pleasant, 
Miss.; right palpus, lateral view. Fra.4.—Female on hops, Sacramento, Cal.; left palpus, 
lateral view. Fia. 5.—Larva on cotton, Batesburg, S. C.; left palpus, lateral view. Fie.6.— 
Larva on beans, Hagerstown, Md.; right palpus, lateral view. Fr@.7.—Female on chinaberry, 
Orlando, Fla.; right palpus, lateral view. F1ia.8.—Deutonymph on cotton, Batesburg, S. C.; 
tarsal appendages. FrG@.9.—Female on chinaberry, Orlando, Fla.; tarsal appendages. Fie. 
10.—Female on cotton, Mount Pleasant, Miss.; tarsal appendages. F1e@.11.—Larva on beans, 
Hagerstown, Md.; tarsalappendages. Fia.12.—Larva on cotton, Mount Pleasant, Miss.; right 
leg IV. Fre@.13.—Female on cotton, Batesburg, 8. C.; leftleg I, dorsal view. Fia.14.—Female 
on chinaberry, Dothan, Ala.; leftleg I, ventral view. All drawn with oil-immersion and camera 
lucida. Highly magnified. (Original.) 
