|Basic info||Taxonomic history||Classification||Relationships|
|Morphology||Ecology and taphonomy||External Literature Search||Age range and collections|
Anodontia (Pegophysema) philippiana
Bivalvia - Lucinida - Lucinidae
If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.
|E. A. Glover and J. D. Taylor 2007||Shell large but thin and light-weight, H to 60.0 mm, L to 71.0 mm, inflated (T/L 0.30). Outline subcircular, shell longer than high (H/L 0.89). Periostracum thick, dull brown, fi brous. Shell colour creamy or greyish white. Sculpture of many irregular, rounded, commarginal lamellae or ridges. Lunule short, heart-shaped, symmetrical. Hinge plate thin, edentulous and smooth. Ligament largely internal; inner fibrous layer of ligament extends laterally and posteriorly into the valve forming a thick, triangular
pad within narrow ligamental nymph. Anterior adductor muscle scar relatively broad and short, blunt ended; diverges from pallial line at an angle of 30-34°. Pallial line entire, narrow. Secondary pallial muscle scars extend from the junction of the
pallial line and anterior adductor scar to just ventral of the posterior adductor scar (Fig. 3A).