282 PROCEEDINGS^ OF THE NATIONAL MUFiEUM. voi..xxiii. 



oriite, l)lackish; sctfe short, coarse, pale ])rowinsh, contrasting, i and 

 iii bent forward, ii backward, all glandular tipped. Feet normal 

 short; shields concolorous. Spiracles blackish. Another was nearly 

 black, distinctly flattened ventrally, joint 12 slightl}^ enlarged; head 

 paler, contrasting. No conspicuous marks. 



Stage VI. — Head round, not bilobed, but the vertical triangle dis- 

 tinct; erect, lower than and free from joint 2; coarsel}' shagreened; 

 pale brown with large mottled confluent patches of dark brown, sor- 

 did; width 1.4 mm. Body flattened ventrally, robust and thick, joint 

 12 somewhat enlarged; segments irregularly 1-annulate. Tubercles 

 large, roundedly elevated but dull, not shining, nearly concolorous 

 with the body, black with pale circles at the base. Setse pale, club- 

 shaped, thick, directed forward and backward. Velvety brown-black, 

 a pale dash below and behind tubercle ii on the two posterior annu- 

 lent or a continuous pale subdorsal band. Cervical shield with pale 

 mesial line and pale mottlings behind. Feet short, somewhat pale. 

 Venter pale grayish. All the marks obscure. The larvas look the 

 color of dead bark, nearly black, though some are lighter, brownish, 

 and the color generally pales decidedl}^ during the stage, being darkest 

 soon after the molt. 



Pupa in a slight cocoon in dirt, shining, light brown. 



TEPHROCLYSTIS NEBULOSA Hulst. 



One of the bred specimens was named as above by the Rev. Dr. 

 Hulst. 



Stage I. — Head rounded, full, not bilobed, dark brown, sutures and 

 ocelli darker; clypeus high; width 0.3 mm. Body moderate, pale yel- 

 low, smooth; cervical shield rectangular, anal plate and anal leg shields 

 cornitied; segments finely annulate; tubercles and setas obscure; tuber- 

 cles brownish, setse with enlarged clear tips, short, pale. 



Stage II. — Head rounded, vertex under joint 2, yellowish, l)rown 

 shaded on the sides; width 0.4 mm. Body translucent sordid yellow- 

 ish, a distinct brown dorsal stripe the whole length, and a shaded sub- 

 ventral band. Thoracic feet dark; anal shields dusky; cervical shield 

 obscure. Set» short, glandular, pale; tul)ercles small, brown. Later 

 the marks fade and the body becomes all sordid luteous with pale 

 l)rown dorsal stripe only. Shields weakly cornified, darker luteous. 



Stage III. — Head rounded, slightly ))ilobed, pale brownish, eyes 

 black; width 0.<i mm. Body moderate, rather robust, cjdindrical, 

 segments a little moniliform; not shining, pale fleshy yellow, a series 

 of segmental, narrow, brown dorsal dashes. Traces of a subventral 

 line on joints 5 and 6. Thoracic feet pale testaceous. Tubercles 

 olisolete, seta? short, stifl', dark, with enlarged tips. Shields not corni- 

 fled, concolorous, l)ut not marked by lines. 



Stage IV. — Head roimded, slightly bilobed, ch'peus high; pale tes- 



