Ulata Saylor, 1945

Smith, Andrew B. T. & Evans, Arthur V., 2018, Taxonomic review of Athliini (Coleoptera: Scarabaeidae: Melolonthinae), a new tribe of scarab beetles endemic to South America, Zootaxa 4471 (2), pp. 279-308 : 296-297

Ulata Saylor, 1945

Ulata Saylor, 1945: 441 . Type species Ulata argentina Saylor, 1945 by original designation.

Redescription. Length 4.5–8.0 mm. Elongate, widest just behind middle of elytra; dorsal surface, ventral surface of thorax and posterior ventrite reddish brown, remainder of abdomen dark brown; surfaces shiny with scattered short, white, and appressed setae.

Head: labrum wide, broadly emarginate, evenly and shallowly reflexed anteriorly, completely fused to and slightly below plane of clypeus exposing anterior clypeal margin; labroclypeal suture distinct and terminating in small, marginal notches. Mentum longer than wide, not emarginate in front, with sides somewhat straight, gradually converging posteriorly. Antennae with 8 antennomeres, club with 3 short, thick lamellae. Pronotum: somewhat convex, slightly wider than long, widest medially. Elytra: somewhat flat with four rows (including sutural interval) of slightly raised, irregular, dark, and glabrous patches. Metathoracic wings fully developed. Abdomen: without lateral carinae on ventrites. Legs: protibia with three apical teeth on outer margin, basal tooth weak, spur present and barely reaching base of first tarsomere. Claws symmetrical and incised with a short, bisetose onychium in between. Metatibial apices with spurs set in notch, upper spur set below tarsal articulation and reaching about half the length of first tarsomere. Male genitalia: symmetrical parameres simple in form, not split or with strong sinuations, and subequal in length to phallobase.

Composition. The only species, U. argentina Saylor , is known from Argentina and Chile.