Children (26 direct children, 26 direct and indirect children):
Monstrillopsis reticulata
Monstrillopsis dubia
Monstrillopsis gracilis
Monstrillopsis sarsi
Monstrillopsis angustipes
Monstrillopsis angustripes
Monstrillopsis chilensis
Monstrillopsis ciqroi
Monstrillopsis dubioides
Monstrillopsis ferrarii
Monstrillopsis filogranarum
Monstrillopsis fosshageni
Monstrillopsis gracile
Monstrillopsis igniterra
Monstrillopsis patagonica
Monstrillopsis zernowi
Monstrillopsis nanus
Monstrillopsis hastata
Monstrillopsis boonwurrungorum
Monstrillopsis cahuitae
Monstrillopsis chathamensis
Monstrillopsis longilobata
Monstrillopsis coreensis
Monstrillopsis bernardensis
Monstrillopsis planifrons
Monstrillopsis pontoeuxinensis