Annotated checklist and illustrated key to the species of Trichogramma Westwood (Hymenoptera: Trichogrammatidae) from South America Author Querino, Ranyse B. Author Zucchi, Roberto A. text Zootaxa 2019 2019-08-14 4656 2 201 231 journal article 26026 10.11646/zootaxa.4656.2.1 1108d0b7-f5aa-4c73-9598-7f80ae398886 1175-5326 3368097 3BCA5814-1747-4936-B36E-30E3D6016178 Trichogramma exiguum Pinto & Platner, 1978 Diagnosis . Flagellum with short, robust setae, basiconic sensilla prominent and globose, dorsal lamina with broad, rounded shoulders and anteriorly widened ventral ridge. Comments . Trichogramma exiguum is commonly associated with economically important lepidopterans and occurs in agricultural and disturbed habitats. Type repository . National Museum of Natural History, Washington, D.C. Type locality . Alabama, USA. Distribution in South America . Argentina, Brazil, Chile, Colombia, Guyana, Peru, Uruguay and Venezuela. Hosts . Trichogramma exiguum parasitizes 17 lepidopteran species in South America ( Zucchi et al . 2010 ), although no host is known in Brazil.