R. T. A. SCHOUTEN Museon, Den Haag A NEW SPECIES OF EUCHROMIUS GUENÉE, 1845 (LEPIDOPTERA: PYRALIDAE: CRAMBINAE) FROM AUSTRALIA Schouten, R. T. A., 1990. A new species of Euchromius Guenée, 1845 (Lepidoptera: Pyra-lidae: Crambinae) from Australia. -Tijdschrift voor Entomologie 133: 265-267, figs. 1-5. [ISSN 0040-7496]. Published 14 December 1990. Euchromius cornus sp. n. is described from Australia. The external characters, male and female genitalia are described and figured in detail. R. T. A. Schouten, Museon, Dept. of Biology, Stadhouderslaan 41, 2517 HV Den Haag, The Netherlands. Key words. -Pyralidae; Crambinae; Euchromius; Australia; new species. Presumably in 1991, a checklist of the Lepido-ptera of Australia will be published. The only spe-cies of Euchromius occurring in Australia is des-cribed in this article to have the name available for this checklist. A revision of the other species will be published shortly. RTAS refers to author's collection, other abbre-viations (codens) used in the list of type material follow Arnett & Samuelson (1986). The terminol-ogy used in the descriptions follows Schouten (1988). Euchromius cornus sp. n. (figs. 1-5) Type material. -Holotype: $, 'Sherlock R. W. Australia. E. Clements. 98-188.', genitalia slide 17616 BM (BMNH). -Paratypes: 1 $, Alexandria (BMNH); 1 $, Comrav (BMNH); 2 $, 4 $, Broken Hill (RTAS, SAMA); 1 $, to Alhannau above Column (SAMA); 1 <J, Stevenson River (SAMA); 2 <5, 1 9, 3 km. NW by W. of Millstream HS. (ANIC); 1 <$, 2 9, 1 km. NE of Millstream HS. (ANIC, RTAS); 1 S, 1 9, 1 km. N of Millstream HS. (ANIC, RTAS); 1 9, 1/2 km. WNW of Millstream HS. (ANIC); 2 S, 1km NNE of Millstream WA (ANIC, RTAS); 1 S, Camooweal (ANIC); 1 9, 31 km NNW Longreach, Q. (ANIC); 1 S, Kimberley Research Stn Via Wyndham N. W. Aust. (ANIC); 2 $, Ivanhoe. W. A (ANIC, RTAS); 1 $, Moora W Q (ANIC); 1 9, Limestone Creek, 42 km NNW of Boulia, Q. (ANIC); 1 9, Jimjim Creek 19 km WSW of Mt. Cahill, N. T (ANIC); 1 $, Charleville Q. (ANIC); 2 S, 1 9, Injune Q. (ANIC, RTAS); 1 9, Cunnam-ula Q. (ANIC); 1 S, 1 9, Adaville Q. (ANIC); 1 9, Mil-merran Q. (ANIC). Diagnosis. -Externally almost indistinguishable from Euchromius species with a double medial fas-cia and frons with one point. Differs in male geni-talia from all species in having the uncus armed with a short, double, dorsal projection. Differs in female genitalia from E. geminus, E. calif ornicalis, E. limaellus, E. ocelleus, E. saltalis, E. mythus and E. tanalis in having a short ductus bursae without clear sclerotizations. External characters (fig. 1). -Wingspan 16-22 mm. Frons produced forward, conical with clear point, creamy white, no ventral ridge; vertex creamy white; labial palp two to two and a half, sides creamy white at base, becoming light brown, creamy white from above and below; maxillary palp creamy white to light brown, dark ringed at base of last segment; antenna creamy white. Thorax creamy white to light brown; patagia creamy white; tegulae creamy white, evenly mottled. Forewing, Figs. 1-2. Euchromius cornus. 1, Head, lateral aspect, scales removed, scale 1 mm; 2, Male, sclerotization of tergite VIII, scale 1 mm. 265
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