Crambus bachi, Bassi & I- & To, 2012

Bassi, Graziano, 2012, New Afrotropical species of the genus Crambus Fabricius, 1798 (Lepidoptera: Pyralidae, Crambinae), Revue suisse de Zoologie 119 (3), pp. 269-286 : 282

Crambus bachi n. sp. Figs 8, 18

HOLOTYPE: MFNB, without registration number; 3; [Ethiopia, 11°33’N, 37°22’E] Äthiopien, Bahar Dar , Lake Tana; 24/ 25.XII.1979; 1880 m., 4284, Dr. Angenstein M [a]g[de]b[ur]g DDR, GS 5200 GB , Holotype Crambus bachi n. sp. G. Bassi det. 2010.

ETYMOLOGY: The species is named after the German composer Johann

Sebastian Bach (1685-1750).

DIAGNOSIS: Differs form the other species of the complex by the smaller wingspan (15 mm versus 17-22 mm) and in male genitalia by the longer valva with a single down-curved apical tooth.

DESCRIPTION (Fig. 8): Wingspan 15 mm. Labial palpi 3 X longer than widest diameter of eye, white with wide brown margin on outside ventrally. Frons slightly produced, rounded, brown with long white scales. Antennae serrate, brown with costa white in first third, than golden yellow. Ocelli and chaetosemata well developed. Head white. Patagium white in middle, golden yellow laterally. Tegulae golden yellow. Thorax white. Abdomen white with medial segments suffused brown. Forewings golden brown, with dorsal part lighter, rather grayish white; medial stripe white with dark brown margin from middle to tip, thicker on upper margin and with two teeth, the first, dorsal, under cell, the second, costal over end of cell; submarginal area with scales white with thick dark brown edge and inner line bicolored brown and silvery, angled around cell; terminal line bronze brown without dots; fringes bronze brown with white base. Hindwings white with ivory suffusion; fringes white. Legs brown, with forelegs darker.

MALE GENITALIA (Fig. 18): Pedunculi and tegumen narrow and slender. Valva long and slender with costal swelling slightly pronounced; cucullus with one apical tooth. Phallus as long as valva, with two large subapical teeth; vesica with one small cornutus.

FEMALE GENITALIA: Unknown.

DISTRIBUTION: The new species is only known from the type locality in

Ethiopia.