Mouth white. Eyes contiguous. Thorax and abdomen dark brown, the latter being clouded with black. Wings of a yellowish hue, each having two dark brown bars crossing them, one a little distance from the tips, the other near the middle of the wing; between the latter and the body is placed a dark brown spot with a streak above it, those on the inferior wings being largest and most distinct. LIBELLULA PORTIA. Plate XLVII. fig. 3. ORDER: Neuroptera. SECTION: Subulicornes. FAMILY: Libellulidæ, _Leach_. GENUS. LIBELLULA, _Auct._ LIBELLULA PORTIA. Coerulescenti-nigra, alarum dimidio antico fusco-coerulescenti nitido, postice bi-emarginato. (Expans. Alar. 1 unc. 9 lin.) SYN. Libellula Portia, _Drury_, _App. vol._ 2. Libellula marginata, _Pal. Beauv. d'Afr. et d'Amer. Neur. pl._ 2. _fig._ 5. _Fabr. Ent Syst._ ii. _p._ 380. HABITAT: Sierra Leone. {97}Head black. Eyes contiguous. Thorax and abdomen blue. Wings partly dark brown (almost black) and transparent, the anterior edges from the body to the tips being dark brown, and the posterior edges transparent. Posterior wings longest, a circumstance observable only in those whose wings next the body are broad and deep. LIBELLULA SOPHRONIA. Plate XLVII. fig. 4. ORDER: Neuroptera. SECTION: Subulicornes. FAMILY: Libellulidæ, _Leach_. GENUS. LIBELLULA, _Auct._ LIBELLULA SOPHRONIA. Fusca-rufescens, alis fulvescentibus apice hyalinis. (Expans. Alar. 2 unc. 7½ lin.) SYN. Libellula Sophronia, _Drury_, _App. vol._ 2. HABITAT: China. Head pale clay-coloured. Eyes contiguous. Thorax and abdomen dark brown, the former being of a pale clay colour underneath. Wings finely reticulated, and of a brownish yellow, with a transparent spot at the tips; a small narrow black streak is also placed near the anterior edges of each, appearing to issue from the body, being about half an inch in length. PLATE XLVIII. [Illustration] LESTES LUCRETIA. Plate XLVIII. fig. 1. ORDER: Neuroptera. SECTION: Subulicornes. FAMILY: Libellulidæ, _Leach_. SUBFAMILY: Agrionides. GENUS. LESTES, _Leach_. Libellula p. _Drury, &c._ LESTES LUCRETIA. Thorace fusco vittis pallidis, abdomine coeruleo longissimo; alis reticulatis nubilâ apicali. (Long. Corp. 6 unc. Expans. Alar. 5 unc.) SYN. Libellula Lucretia, _Drury_, _App. vol._ 2. Agrion linearis, _Fabr. Ent. Syst._ 2. 388. 5. _Sulzer Hist. Ins. t._ 24. _fig._ 1. HABITAT: Cape of Good Hope, _Dr. Fothergill_ (_Drury_). India, _Dr. Fothergill_ (_Fabricius_).