170 MR. J. O. WESTWOOD ON THE LEPIDOPTEROUS 



Papilio pylades, Cram. pi. 397. f. A, B ; Herbst, Icon. pi. 135. f. 1, 2 ; Shaw, Nat. Miscell. pi. 895 ; 

 Godart, Enc. Meth. ix. 797 (Castnia p.) ; Dalm. Ins. pi. 12. f. 2; Monogr. p. 9; Act. Holm. 1824, 

 p. 399 ; Gray, Trans. Ent. Soc. L. ii. p. 142 ; Walker, List Lep. Het. B. M. i. p. 17 ; Boisduval, H. 

 n. Lep. Heter. p. 501. 

 Sab. Cayenne, Para. In Mus. Britann., Hopeiano Oxonise, et Boisduval. 



8. Castnia zebynthta. C. alis anticis olivaceo-fuscis medio pallidioribus lutescentibus 



basi et apice magis nigricantibus, macula magna cuneata obliqua nigricante e costa 

 ad medium alse extensa albo marginata vittaque nigricante e medio fere ad basin 

 marginis interni, maculaque magna trigona costali inter medium et apicem albo bi- 

 guttata ; alis posticis, basi fuscis, medio cum abdomine albis, limbo lato nigro, fulvo 

 guttato. Long. corp. unc. 2J. Expans. alar. ant. unc. 5^ (14centim.). 



Castnia zerynthia, G. R. Gray, Trans. Ent. Soc. Lond. ii. p. 144; Walker, List Lep. Het. B.M. i. p. 18; 



Boisduval, H. n. Lep. Het. p. 506. 

 C. Langsdorfii, Me'ne'tries, Enum. Corp. An. Mus. Petrop. pi. xi. f. 1. 

 Hob. Brasilia, Bolivia. In Mus. Britann., Hopeiano Oxonise, Boisduval. 



9. Castnia icabtjs. C. alis anticis fuscis margine interno late griseo, fasciis duabus 



parallelis albis obliquis e costa fere ad angulum internum extensis, punctisque 

 nonnullis interdum fasciam parvam simulantibus versus apicem; alis posticis 

 lsete rubris basi griseis, strigis duabus undulatis pone medium margineque externo 

 nigris maculisque nonnullis prope medium costae albis et nigris. Long. corp. maris 

 unc. 1^, foem. unc. If. Expans. alar, antic, maris unc. 3^, foem. unc. 4^-5 

 (10-12 centim.). 

 Papilio icarus, Cram. i. pi. 18. f. A, B ; Shaw's Misc. pi. 672 ; Godart. Enc. Meth. ix. p. 798 ; Ins. pi. 12. 

 f. 3 (Castnia ic.) ; Dalman, Monogr. p. 10; Act. Holm. 1824, p. 399; Gray, Trans. Ent. Soc. L. ii. 

 p. 144; Boisduval, Consp. Lep. Guatemala, p. 75 ; H. n. Lep. He"teroc. p. 503; Walker, List Lep. 

 Het. B. M. i. p. 19; Hiibner, Samml. exot. Schmett. i. (Urbanus Celebris ic). 

 Sab. Cayenne, Brasilia, Guatemala, Maranham. In Mus. Britann., Hopeiano Oxoniae, 

 et Boisduval. 



Var. (C. invaria) alis posticis maculis discoidalibus fere obliteratis. " Fusca, corpus 

 subtus et abdomen testacea: alse cyaneo viridique nitentes; anticse fasciis tribus 

 hyalinis [albis] ; posticse rufse basi albidse, fascia antica [sc. versus costam] maculari 

 hyalina [alba], fascia breviore margineque postico nigris, hoc maculis 2 vel 3 runs." 

 Expans. alar. ant. unc. 4|. 



Castnia invaria, Walker, List Lep. Het. B. M. i. p. 23 ; Boisduval, H. n. Lep. Het. p. 530. 

 Sab. Brasilia. In Mus. Britann. 



10. Castnia papagaya (PI. XXX. fig. 6). Corpore crasso fulvo-fuscescente, abdominis 

 lateribus magis runs ; alis anticis ovali-trigonis, in medio saturate fulvescentibus, 

 basi et margine apicali obscurioribus maculaque media costali fusca bipartita, 

 medio pallidiore, fasciaque obliqua irregulari fusca inter medium alse et apicem, 

 ad costam et marginem internum dilatata, in medio angustata et ibi subobliterata, 

 maculam parvam albam prope costam includente ; alis postic's rotundatis cbalybeo- 



