4 PROCEEDINGS OF THE NATIONAL MUSEUM vol. 122 



Loxotoma elegans Zeller 



Plate 1 (fig. 1); P'igures 1-9; Map 1 



Loxotoma elegans Zeller, 1854, p. 384. 

 Loxotoma rhodanthes Meyrick, 1915, p. 382. 



Alar expanse 30-48 mm. 



Antenna brown. Head yellow brown with slight rosy overcast; 

 second segment of labial palpus yellow brown overcast with rose 

 exteriorly, apical segment yellow brown. Forelegs with femur and 

 tibia red, tarsi fuscous overcast with rose; mid- and hindlegs white 

 with first tarsal segment shaded with rose dorsally. Thorax and 

 tegula yellow brown with darker raised median Une. Forewing hght 

 yellow brown; dorsum edged with brown; costa edged with rosy brown 

 on basal and apical fourths; a faint brown outwardly curved transverse 

 line from costa to dorsum at apical fourth; a faint transverse linear 

 brown mark at end of cell; a faint brown line from costa at basal 

 fourth slanting outward toward dorsum to fold; a triangular black 

 spot on middle of costa; termen narrowly brown; ciha rosy shaded 

 with brown, above apex shortly suffused with fuscous, Hindwing 

 whitish with rosy overcast from apex varying from slight to entire 

 wing; cilia hght rosy at anal angle to red at apex. 



Male genitalia (sHde WDD 3320): Arms of gnathos somewhat 

 variable in shape and setation (see figures) ; anellar lobes consisting of 

 two ventral fleshy digitate setiferous lobes and two dorsal medially 

 curved bladelike lobes; aedeagus with area of small spines near apex, 

 vesica without cornuti. 



Female genitaha (slide WDD 3645): Eighth sternite with a median 

 groove extending to ostium, fused laterally with eighth tergite forming 

 sclerotized cylinder; ostium V-shaped; ostium bursae extremely small, 

 sclerotized; inception of ductus seminahs very near ostium. 



Type: In the Zoologisches Museum der Humboldt-Universitat zu 

 Berlin. 



Type-locaUty: Orinoco, Colombia (elegans) ; Bartica, British 

 Guiana (rhodanthes). 



Distribution: Guatemala: Cayuga (no date). British Hon- 

 duras: Punta Gorda (August). Panama: Barro Colorado Island 

 (March-May). Colombia: Orinoco (no date). Venezuela: Las 

 Quiguas, Esteban Valley (March-November) ; Palma Sola (no date) ; 

 La Vuelta, Cauro Rio (May). Trinidad: Caparo (November). 

 British Guiana: Potaro (April); Tumatumari, Potaro River (June); 

 Demerara River (no date); Omai (no date); Christianburg, River 

 Demerara (no date); River Demerara (no date); Bartica (December). 

 Surinam: Aroewarw^a Kreek, Maroewjmi Valley (April-June) ; 

 Paramaribo (November). French Guiana: St. Jean, Maroni (no 



