Insects injurious to the Cotton Plant. 1 63 



spot, and a round, rather large, black spot on the upper side of 

 the third joint. Chrysalis bright shining chesnut brown, enclosed 

 in a case of loose, thin, fragile, yellowish brown, silky fibres. Feeds 

 on the Gossypium herbaceum, Lin. (Kapas, Java). A native of 

 Java, appears in the month of August. Dr. Horsfield. 



Length of body, 9 lines. 



Expansion of wings, 1 inch, 10 lines. 



Perfect insect, PI. XII., fig. 2. 



Caterpillar, PI. XII., fig. 1. 



Fam. PYRALID^l. 

 Eudioptes, Hiibner. 

 Phakellura, Land. Guelding (MSS. ? according to Poey.) 

 Head small, not so broad as the thorax, with the eyes round 

 and prominent. Palpi short, but little apparent. Tongue long, 

 spirally twisted when drawn in. Antennae three-fourths the length 

 of the body, setaceous, cylindrical, consisting of a great number 

 of joints. Thorax rounded, even above. Wings with the disk 

 covered with hyaline scales, and margined anteriorly and laterally 

 with a broad band of dark scales. The fore wings elongate, 

 pointed, about the length of the abdomen. Abdomen cylindrical, 

 the terminal joint furnished with a dense radiating tuft of hair- 

 like scales. Legs long, slender, the hinder tibiae with one strong 

 spur at the apex, and a pair set close together about midway 

 between the apex and the femur. 



E. Indica. 



Head and thorax dark silky, sepia brown ; antennae nearly as 

 long as the wings, greyish brown, getting darker at the base. 

 Tongue half the length of the body. Abdomen white, with a 

 dark sepia brown fascia across the apical joint, which is furnished 

 at the apex with a radiating tuft of dark sepia brown closely set 

 hairs. Legs long, creamy white, with the apices of the tibiae 

 strongly spurred. Anterior wings hyaline, reflecting an azure 

 tint, with a broad dark sepia brown even band along the anterior 

 and exterior margins, the band rather widening as it approaches 

 the posterior angle, and showing a slight curvature on the hyaline 

 disk. Posterior wings hyaline, with a band of the same width 

 and colour as the anterior around its exterior margin, gradually 

 drawing to a point as it nears the anal angle. 



Expansion of wings 10 to 12 lines. 



Length of body 6 to 7 lines. 



Caterpillar. — Mouth pale grass green, with the head yellowish. 



m 2 



