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Show 1884.] ON LEPIDOPTERA FROM THE LOWER NIGER. 219 COPTOPS FUSCA, Oliv. ? A single specimen from Maroe which I cannot separate from the African C. fusca, and which is therefore doubtlessly introduced. SYMPHYLETES PEDICORNIS, Fabr. An Australian species introduced. Hab. Maroe. PRAONETHA PLEURICAUSTA, Pascoe. I can see no difference between the specimen brought by Mr lorbes and that described by Mr. Pascoe from Port Albany, N. Hab. Maroe. CHRYSOMELID^E. PHYLLOCHARIS CYANIPES, Fabr. This species occurs in Australia, New Guinea, Bouru, &c. Hab. Maroe. EXPLANATION OP PLATE XVI. Pig. 1. TMaphestes rugosus, p. 214. a, labrum; b, labium ; c, maxilla. 2. Cyphogastra splendens, p. 215. 3. Bostrichus aqualis, p. 215. 4. Archetypus castaneus, p. 217. 5. Nemophas forbesi, p. 218. 4. On the Lepidoptera collected by the late W . A. Forbes on the Banks of the Lower Niger.-RHOPALOCERA by F. D. GODMAN and O. SALVIN. HETEROCERA by H. DRUCE. [Keceived March 28, 1884.] (Plate XVII.) RHOPALOCERA. The collection of Butterflies made by the late W . A. Forbes during his expedition to the Niger, contains fifty species, and comprises representatives of all the Families of Rhopalocera hitherto known from Tropical Africa except the Erycinidae, a group but feebly developed in this region. The specimens of this collection are generally in poor condition and have the appearance of having been captured at a season when fresh examples were not to be obtained. From this cause, and probably also from the low-lying nature of the country, many of the more conspicuous species known from the adjoining districts of Old Calabar and the Camaroon Mountains, are absent from the present collection. On comparison with the Lepidopterous Faunas of the places just mentioned, and we may also say of the West coast of Africa generally, 15* |