Bivalvia - Lucinida - Lucinidae

PaleoDB taxon number: 18163

Alternative spelling: Megaxinus (Pteromyrtea)

Parent taxon: Lucinidae according to A. G. Beu 2006

Sister taxa: Afrolucina, Anodontia, Armimiltha, Austriella, Barbierella, Bretskya, Bulacanites, Cardiolucina, Cavilinga, Chavania, Codakia, Codakiinae, Cryptolucina, Ctena, Dilora, Discoloripes, Discolucina, Divalinga, Divaricella, Divaricellinae, Epicodakia, Falsolucinoma, Ferrocina, Fimbria, Fimbriinae, Funafutia, Gigantocyclus, Gonimyrtea, Graecina, Ilioniinae, Illionia, Joellina, Lamylucina, Lepidolucina, Lepilucina, Leucosphaera, Liralucina, Lucininae, Lucinoma, Maorithyas, Meganodontia, Megaxinus, Miltha, Milthinae, Milthona, Myrtea, Myrteinae, Myrtina, Nipponothracia, Notomyrtea, Nymphalucina, Parvidontia, Parvilucina, Phenacocyclas, Pillucina, Poumea, Pseudomiltha, Radiolucina, Sinbadiella, Solelucina, Superlucina, Tehamatea, Tinalucina, Wallucina

Subtaxa: none

Ecology: facultatively mobile deep infaunal chemosymbiotic