Spinoliella obscura Compagnucci

Gonzalez, Victor H., Smith-Pardo, Allan H. & Engel, Michael S., 2017, Phylogenetic Relationships Of A New Genus Of Calliopsine Bees From Peru, With A Review Of Spinoliella Ashmead (Hymenoptera: Andrenidae), Bulletin of the American Museum of Natural History 2017 (412), pp. 1-72 : 45

Spinoliella obscura Compagnucci

Spinoliella obscura Compagnucci, 2015: 80 (holotype ♀, MACN: San Fernando, Catamarca, Argentina).

DIAGNOSIS: The female of this Argentinean species can be recognized by the following combination of features: pygidial plate with apex rounded, not bifid; outer metatibial spur straight; frons, mesoscutum, and mesoscutellum smooth and shiny, largely impunctate; tibiae and tarsi yellow; and terga dark reddish brown with a small lateral spot on basal three terga. Based on the characters indicated in the original description, the male of this species will run to S. aidae in our key.

MATERIAL EXAMINED (n = 2♀♀): ARGEN-

TINA: Catamarca: 1♀, Catamarca, 10 km S. Copacabana near Tinogastra, 03-08-1990 [3 August 1990], Rozen & Roig-Alsina colls. ( AMNH) ; San Juan: 1♀, 16 km W. Media Agua, 11-09-1998 [11 September 1998], Rozen & Navarrete colls., on plant # 1 ( Heliotropium ) ( SEMC) .

DISTRIBUTION: Argentina: Catamarca, San Juan.

FLORAL RECORD: Heliotropium L. ( Boraginaceae ).

COMMENTS: This species was previously known from San Fernando, Catamarca, the type locality.