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Show 250 MR. A. G. BUTLER ON N E W BUTTERFLIES. [Mar. 7, 4. Descriptions of some new Species and a new Genus of Pierinee, with a Monographic List of the Species oi Ixias. By A.G.BUTLER, F.L.S., F.Z.S., &c. [Received February 27, 1871.] (Plate XIX.) Genus COLIAS, Fabricius. COLIAS IMPERIALIS, n. sp. (Plate XIX. fig. 2.) _f. Alee supra aurantiacee: anticce area externa late fusca, flavo squamosa ; macula marginem costali-externum attingente venisque nigris ; basi costaque basali fiavo-virescentibus; margine extremo costali fulvo ; striolis tribus subapicalibus fiavis in venis positis; ciliis fulvidis : posticce area costali fusca, externa late nigra, abdominali fiava : corpus fuscum, virescens; antennis fuscis, clava compressa. Alee subtus fiavo-virescentes : anticce area discoidali fulvo tindee puncto triangulari fulvo pupil lato discocellulari; fascia discali nigro-fusca a margine interno ad ramum tertium medianum currente, extrorsum profunde dentata, introrsum diffusa; area interna late rufo-fusca ; ciliis roseis : posticce area fulvo tincta; macula discocellulari aurantiaca fusco cincta, punctis duobus aurantiacis basalibus: corpus flavum, pedibus roseis. Exp. alar. une. 2. $ . Alee supra maculis tribus subapicalibus et duabus subanali-bus inter venas aureo-flavis; fundo obscuriore, aliter velut mare: posticce fuscee; dimidio interno fulvo squamoso ; fascia maculari discali maculis, e quibus duabus superioribus flavidis, inferioribus longioribus fulvis; area abdominali pallide sul-phurea : corpus nigrescens, capite roseo hirto. Alee subtus pallide virides: anticce dimidio interno fulvo ; marginibus costali et externo roseis ; fascia submarginali ad ramum discoidalem superiorem continuata, aliter velut in mare : corpus albi dum. Exp. alar. une. 1, lin. 11. Port Famine (King)1 Three examples, B.M. From the supplementary cases of the Banksian cabinet, in company with a collection from Port Famine, presented by Capt. King. Allied to C. thisoa, hecla, &c, especially the female. SCALIDONEURA, n. gen. Affinis Coliadi (sect, dimerae et euxanthis) ; alis angustioribus, antennis tenuioribus, clava robusta. Alee anticee subtriangulares, vena costali pone medium costce ter-minata; ramo primo subcostali pone medium cellce discoidalis |