Oncopeltus Oncopeltus sanguinolentus Oncopeltus cayensis Oncopeltus sandarachatus Oncopeltus varicolor Oncopeltus famelicus Oncopeltus guttaloides Oncopeltus sexmaculatus Oncopeltus unifasciatellus Oncopeltus cingulifer Oncopeltus sordidus Oncopeltus aulicus Oncopeltus zonatus Large milkweed bug Roscius (bug) Lygaeus turcicus Lygaeidae Peter Anthony Lawrence Lygaeinae Victoria Foe Asclepias purpurascens Pinoresinol List of Lygaeidae genera Lygaeus kalmii Inherited sterility in insects Zerknüllt Lactarius fumosus Amanita cokeri Spilostethus hospes Phylloxeridae Steven R. Kutcher Insect migration Loline alkaloid Herbivore adaptations to plant defense Asclepias syriaca Hemiptera