428 



Larva. — Caterpillars ramiform, rigid, elongated, of equal size throughout, 

 adorned with lateral tubercles; head flattened in front, and as broad as the 

 prothoracic ring. Living on the leaves of trees, and rarely on low plants. 

 Chrysalids in small subterranean cocoons. 



Spnopsis of the Specks. 



A. Antennae pubescent : 



Pale ash ; outer liue dentate C. crepuscularia. 



B. Antennae broadly pectinated : 



a. Wings long and narrow : 



Diminutive; pale ash ; with three very distinct black lines C. psilogrammaria. 



b. Wings long ; hind icings notched: 



Outer line straight, beyond reddish-brown C. plumosaria. 



c. Fore icings unite, ui1h Jive straight, parallel lines : 



Hind edge of abdominal rings black and white C. h-Uncaria. 



C. Antennas usually narrowly pectinated; terminal third filiform ; 



wings long; discal ringlets elongated: 



Outer line on the fore wing slightly sinuous, with a subcostal tooth; 



1 "neath a broad submarginal shade C. pampinaria. 



Outer line on the fore wing very sinuous ; a shallow subcostal scallop ; 



beneath no well-marked submarginal shade C. humaria. 



Outer liue angulate, sinuate ; a great angle in the extradiscal space ; 



discal dots beneath large and diffuse ; outer line on hind wing 



with a great angle C. larvaria. 



Markings much as in humaria, but outer edge of hind wings fuller, more 



distinctly scalloped, and discal dot not annular, as in larvaria and 



humaria C. polygrammaria. 



Wings short and broad ; very dark, discal dot on hind wings, round, 



not oblong-oval; lines on fore wings not very oblique ; antenna? 



plumose C. umbrosaria. 



Hind wings deeply scalloped ; a very distinct dark line common to both 



wings ; the largest species of the genus C. californiaria. 



Cymatophoka crepusculakia Packard. Plate 11, fig. 24. 



lioarmiu crepuscularia Treits., Schm. Eur., vi (i), 190, 1827. 

 Tephrosia crepuscularia Guen., Phal., i, 264, 1857. 

 Tephrosia occiduaria Guen., Phal., i, 206, 1857. 



Iioarmia sublunaria Walk.!!!, List Lep. Het. Br. Mus., xxi, 345, 1*00. 

 ISoarmia signaria Walk.!!!, List Lep. Het. Br. Mus., xxi, 340, I860. 

 Tephrosia spatiosaria Walk. ! ! !, List Lep. Het. Br. Mus., xxi, 403, 1800. 

 Tephrosia intrataria Walk.!!!, List Lep. Het. Br. Mus., xxi, 403, I8fi0. 

 Tephrosia fumataria Miunt ! ! !, Proc. Bost. Sec. Nat. Hist., xiii, 84, 1869. 



12 <J and 4 9. — Closely allied in the form of the wings and. the markings 

 to C. umbrosaria, differing in 1 lie antennae being simply pubescent, Body and 

 wings whitish-ash, finely and uniformly dusted with brown. Head whitish, 



