|Basic info||Taxonomic history||Classification||Relationships|
|Morphology||Ecology and taphonomy||External Literature Search||Age range and collections|
Leptellina (Leptellina) semilunata
Strophomenata - Strophomenida - Leptellinidae
It was recombined as Leptellina (Leptellina) semilunata by Candela and Harper (2014).
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.
|A. Williams 1962||Strongly concavo-convex and semi-elliptical Leptellina with the pedicle valves nearly onehalf as deep as long and two-thirds as long as wide; ornamentation finely parvicostellate with a modal count of 9 or 10 costellae per millimetre antero-medianly and 5 strongly accentuated costae conspicuous umbonally, concentric lamellae rarely and distantly developed; lophophore platform almost three-fifths as long as wide and averaging one-half the length of the brachial valve; ventral muscle-scar subtriangular, over one-fifth as long as the pedicle valve.|