PLATE X\a 
Larva of Hesperia juba Bdv. 
Fig. 1 Anterior aspect of head, first instar. 
Fig. 2. Anterior aspect of head, fourth instar. 
Labels for figures 1 and 2 
F Frons 
Ec Epicranium 
Adfr Adfrontal ridge and suture 
L Labrum 
M Mandible 
Mp Maxillary palpus 
Lp Labial palpus 
Sp Spinneret 
Ant Antenna 
I, II, III, IV, V Ocelli 
X Ultraposterior seta 
Adfi, Adf 2 Adfrontal setae 
Fa Frontal puncture 
Fi Frontal seta 
El, E 2 Epistomal setae 
Oi Ocellar seta 
S 02 Subocellar seta 
Ai Anterior seta 
Ml, M 2 , Ms Median setae of labrum 
Lai, La 2 , Las Setae of labrum 
Fig. 3. Setal maps, fifth instar. T ii and T iii, second and third thoracic seg- 
ments. A ii and A viii, second and eighth abdominal segments. 
Fig. 4. Setal map of abdominal segment, first instar. 
Fig. 5. Secondary setae, fifth instar. a. From ventro-lateral region of thoracic 
segments, b. From ventral region, c. The most common form, found in lateral 
and dorsal regions. 
