OF WASHINGTON. 467 



of the Chiococca racemosa, the abode webby, not fastened with 

 stitches. Head rounded, paraclypeal pieces reaching vertex, a 

 little flattened before ; green, brownish shaded on the lobes ; 

 ocelli neatly black, mouth brown ; width about i mm. Body 

 moderately slender, segments obscurely 3-annulate, the anterior 

 annulet small. Transparent bright green, no marks. Shields 

 transparent; tubercles small, somewhat elevated, colorless, nor 

 mal ; on thorax ia-fib, iia-j-iib, iv-|-v. Spiracles small, whitish ; 

 feet pale, normal. Setae moderate, white. Larva lively and runs 

 backward easily. 



Tortrix peritana Clem. Very common at light. 



Tortrix ivana Fern. My specimen furnished Prof. Fernald's 

 type. Bred from some Iva imbricata leaves by Mr. Busck that 

 were sent him in connection with certain Tineids. We have no 

 notes .on the larva. (See remarks under Gnorimoschema terra- 

 cottella following.) 



Platynota rostrana Walk. The larva was not uncommon and 

 living on a variety of plants. Bred from Rivina humilis, Randia 

 aculeata, Gnaphalium purpureum and a larva (parasitized) was 

 taken on My r sine Jloridana. Last three stages observed. 



Stage, head .65 mm wide. Head slightly below joint 2, bilobed, rounded, 

 full, clypeus high ; brown black, mouth brown. Cervical shield large, 

 semicircular, luteous black, shading to brown on the anterior edge. First 

 thoracic feet black except the basal joint, the rest black tipped. Body 

 cylindrical, tapering a little posteriorly. Feet with crochets in an ellipse, 

 short, normal. Whitish, translucent, a faint, broken, irregular, white 

 addorsal and lateral line. Tubercles whitish, the hair tubercles black; 

 spiracles black ringed ; anal flap concolorus with body. 



Stage, head .8 mm wide. Head rounded bilobed, mouth pointed, smooth, 

 clypeus rather high, not depressed; shining black, epistoma pale. Cer 

 vical shield transverse, semicircular, shallowly notched behind, black. 

 Feet of joint 2 black, the others pale. Body slender, translucent white, 

 dorsal vascular line darker with some white pigment on each side ; food 

 dark, plainly showing. Tubercles rather large, pale with brown hair dots ; 

 iv-(- v, i dorsad to ii ; segments 2-annulate dorsally ; anal plate brown punc 

 tate. Prespiracular wart of joint 2 large and black, subventral wart black 

 ish. On thorax ia-(-ib, iia-f-iib, iv-f-v. Feet normal, skin finely granular. 

 Spiracles black ringed. 



Last Stage. Head flattened, bilobed, vertex under joint 2, clypeus nearly 

 reaching vertex ; dark brown, shining, epistoma and basal joints of an 

 tennae white; ocelli large, black; width 1.3 mm. Cervical shield large, 

 covering the dorsum of joint 2, touchingthe prespiraculartubercle, slightly 

 notched behind, with the tubercles of joint 2, luteous brown, shading to 

 black centrally and behind. Body sordid olivaceous green, slender, a little 

 flattened ventrally; segments ^-annulate, the first annulet small. Dorsal 

 vessel dark by transparency. Tubercles moderate, white, contrasted with 



