Museo Argentino de Ciencias Naturales “B. Rivadavia” (MACN), Buenos Aires, Argentina
Type specimens
Holotype IAA-Pb 109 for Paraphyllanthoxylon antarcticum Pujana in Pujana, Iglesias, Raffi & Olivero
Holotype BA Pb 14544 for Weinmannioxylon trichospermoides Pujana in Pujana, Iglesias, Raffi & Olivero
Holotype IAA-Pb 108 for Cretaceoxylon heteropunctatum Pujana in Pujana, Iglesias, Raffi & Olivero