﻿150 CLEMENS' SYNOPSIS OF 



31. C. Tersa.— Sphinx Tersa Drury, I. 61, 28, f. 3. Cramer, IV. 226, pi. 397, f. C. Fair. Sp. Ins. 

 II. 153, 59; Mant. Ins. II. 98, 65; Ent. Syst, III. 1. Gmel. Syst. Nat. I. 5, 2379, 71. Abbot & 

 Smith, I. 75, pi. 38. Theretra Tersa Hubner, 135, 1449. Cheerocampa Tersa Harris, p. 303, 4. 

 Metopsilus Tersa Duncan, Nat. Libr. 36, pi. 5, f. 1; pi. 6, f. 1. 



Palpi pale ferruginous beneath ; head and thorax brownish olive, with a lateral whitish line inclining to 

 roseate on the sides ; tegulse slightly edged above with ferruginous. Abdomen with a broad, dorsal, dusky 

 band, containing five indistinct darker lines and lateral band on each side, rusty yellow. Anterior wings 

 greenish brown, slightly glaucous toward the base, with a minute discal spot, dark brown, and with numerous 

 oblique, alternate, dark brown and yellowish lines, extending from near the base and middle of inner 

 margin to the tip, with a straight, brownish, submarginal line. Posterior wings black, with a row of 

 subterminal yellow spots. 



From the Smithsonian Institution. Capt. Pope's Collection in Texas. 



Egg. ? 



Young Larva. f 



Mature Larva. — Light green, with a large, subdorsal, crimson ocellus on the fourth segment, containing 

 a blue ring and edged with black and white rings, with six others smaller and similar, placed on a white 

 subdorsal line, which begins on the second segment and extends to the crimson caudal horn. The dorsum 

 is dashed with brown points; stigmatse yellow dotted with black points above and below. [Abbot & Smith.) 



Pupation. ? 



Food-plants. ? 



Geographical distribution. — S. America, Mexico, W. Indies, Southern States, Illinois, Ohio. 







Measurements. 









HEAD. 



THORAX. ABDOMEN. 



BODY. 



ANT. WING, 



.ength. 



Breadth . 



Length. Breadth. Length. Breadth. 



Length. 



Length. 



2-50 



2-75—1-75 



3-50 3-50 13-00 4-00 



19-00 



15-00. 



32. C. Chiron. — Sphinx Chiron Drury, I. 56, pi. 26, f. 3. Sphinx Nechus Cramer, II. 125, pi. 178, 

 f. B. Fabr. Sp. Ins. II. 152, 56 ; Mant. Ins. II. 98, 61 ; Ent. Syst. III. 1, 377, 63 ; Gmel. Syst. 

 Nat. I. 5, 2384, 89. Theretra Nechus Hubner, 135, 1447. Chaerocampa Chiron Walker, p. 132. 



Green, sometimes ferruginous fawn-color ; a line on the sides of head and thorax and body beneath 

 whitish testaceous. Fore wings dark green ; with a pale yellow streak at the base of the inner margin, 

 and an irregular, oblique brown, or testaceous band traversing the lower part of the nervules, enlarging 

 toward the inner margin and extended above on it as a line. Posterior wings black, with a band of pale 

 yellow spots. Abdomen green, slightly gilded on the sides, with a double row of black dorsal dots. Legs 

 very long. 



Geographical distribution. — S. America, Mexico, West Indies. 



§§ Anterior wings excavated behind the tip and rounded in the middle. 



33. C. Thalassina. 



Head and thorax with a greenish white line on the sides and a greenish white dorsal line on the front of 

 the thorax. Head and thorax dark brownish green, disc testaceous brown. Abdomen brown, dark 

 brownish green on the sides toward the base, with a double row of dark brown dorsal spots. Anterior 

 wings with a pale yellowish streak on the inner margin near the base, whence proceeds to the tip a line of 

 the same hue, terminating in a large yellowish costo-apical patch. On the costal side of this line, the wing 

 is greenish, somewhat dark brownish on the costa, and towards its terminal sides, deep olivaceous, with a 



