On nctc Genera atid Species of Syutomid-x. 221 ill a curve and rcfl xe<l outwards over the umbilicus; aperture roundly ovate ; operculum concave, horny, paueispiral. Alt. '6 15, diam. ni;ij. ',V'25 mm. Aperture: alt. 12^), diam. 1 mm. JJab. New Caledonia. Somewhat closely allied to Ili/d rocena caledonica, Cvoaae '^ ; it is, however, smaller, has one whorl more, is not so globose, and is darker in colour ; the sutures are not so deep an I the base is less convex ; moreover it is easily recognizable from H. cahdonica by its much less varici^ated appearance, the grey streaks in A. turhinata being only visible in a strong liilht. XXIX. — Descriptions of new Genera and Species of Synto-midye, Arctiadse, Agaristida% and Noctuidfe. By Sir Geokge F. Hampson, Bart., F.Z.S. The following paper forms a fourth supplement to the first six volumes of the ' Catalogue of Lepidoptera Phalsnai in the British Mu.seum,' the former paper-s having appeared in the Ann. <t Mag. Nat. Hist. ser. 7, vol. viii. pp. ] 6-3-1 86 (1901), vol. xi. pp. 337-3r>l (1903), and vol. xv. pp. •^b-iho (1905). The numbers before the species indicate their position in the classification adopted in those volumes. The types are in the British Museum. Syntomidae. 11a. Ceryx albipuncta, sp. n. (J . Head, thorax, and abdomen black-brown ; frons white; tegulae with lateral white patches; patagia with white streaks on outer edge ; dorsum of thorax with white streak, metathorax with wiiitish patch ; sides of pectus and coxae with white patches ; hind femora streaked with white ; abdomen with dorsal series of small whitish spots except at extremity and complete ventral series of whitish bands. Fore wing black-brown ; a wedge-shaped hyaline patch in cell ; a patch in submedian interspace from base to near termen, its lower edge indented by a small dark tootli at middle ; a spot above base of vein 2 ; a postmedial streak above vein 6 and slight streak above 7 ; elongate spots above veins 4, 3. Hind wing black-brown, with small hyaline • Journ. de Conch, xvii. 1S69, pp. 24 & 25.
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