_Upper Side._ Antennæ setaceous. Head white. Tongue spiral. Neck red. Thorax red and white. Abdomen grey. Anterior wings white, having a small black central spot in the middle of each, with four narrow red lines crossing them. Posterior wings yellowish flesh-coloured, immaculate. _Under Side._ Breast, sides, and abdomen light grey. Anterior wings having the anterior edges tinged with red at the base, the four narrow red lines being faintly seen on this side. Posterior wings coloured as on the upper side. NOCTUA MYRTÆA. Plate II. fig. 3. ORDER: Lepidoptera. SECTION: Nocturna. FAMILY: Noctuidæ, _Steph._ GENUS. NOCTUA, _Auct._ NOCTUA MYRTÆA. Testacea, alis strigis nonnullis undatis fuscis. (Expans. Alar. 1 unc. 3 lin.) SYN. Phalæna (Noctua) Myrtæa, _Drury_, _App. vol._ 2. HABITAT: Madras. {4}_Upper Side._ Antennæ brown and setaceous. Palpi, head, neck, thorax, abdomen, and wings reddish flesh-coloured; the latter having some very faint waved lines crossing them. Cilia dark brown. _Under Side._ Breast, sides, legs, and abdomen coloured as on the upper side. Wings yellowish, with many small narrow streaks. On the external edges of the anterior wings is a dark brown patch, near the tips. Cilia dark brown. I do not know to which of the modern genera of Noctuidæ this insect belongs. HELEONA PAPILIONARIS. Plate II. fig. 4. ORDER: Lepidoptera. SECTION: Diurna. FAMILY: Arctiidæ? _Steph._ GENUS. HELEONA, _Swains._ (_Zool. Illust. N. Ser._ 116.) Gymnautocera? _Guérin._ (_Mag. d'Entomol. t._ 12) HELEONA PAPILIONARIS. Alis albido-flavis; margine venisque dilatatis, ramosis, nigris et versus medium coalitis, maculas albas efformantibus. (Expans. Alar. 3 unc. 3 lin.) SYN. Phalæna (Noctua) Papilionaris, _Drury_, _App. vol._ 2. _Cramer_, _t._ 29. _fig._ A. Phalæna venaria, _Fabr. Ent. Syst._ III. 2. _p._ 156. _No._ 96. _Gmel. Linn. S. N._ 2470. _No._ 701. HABITAT: China (_Drury_). "In Indis" (_Fabr._). _Upper Side._ Antennæ dark blue and pectinated. Tongue spiral. Head, neck, and thorax dark mazarine blue, spotted with white. Abdomen deep blue, with six white rings. Wings black, covered with a number of streaks and spots of a dusky brimstone; those nearest the body being much longer than those next the external edges; where eight of them form a kind of border on each wing, and are all placed on the membranous parts between the nerves. Margins of the wings entire. _Under Side._ Breast and sides blue. Legs blue and white. Anterior wings with the anterior edges fine mazarine blue. The remaining parts of all the wings are exactly the same as on the upper side. PLATE III. [Illustration] PAPILIO ANTENOR. Plate III. fig. 1. ORDER: Lepidoptera. SECTION: Diurna. FAMILY: Papilionidæ, _Leach_. GENUS. PAPILIO, _Auct._ Papilio (Eq. Troj.) _Drury_.