Costelloleda Hertlein and Strong 1940 (pointed nut clam)
Bivalvia - Nuculanida - Nuculanidae
PaleoDB taxon number: 89870
Alternative spelling: Nuculana (Costelloleda)
Parent taxon: Nuculanidae according to J. A. Todd 2001
Sister taxa: Acilana, Acutispinula, Australoportlandia, Bathyspinula, Calorhadia, Dacromya, Eleganuculana, Ezonuculana, Hilgardia, Indonuculana, Ledella, Ledellinae, Litorhadia, Mesosaccella, Multidentata, Nuculana, Nuculaninae, Orthoyoldia, Phestia, Polidevcia, Poroleda, Poroledidae, Praeportlandia, Propeleda, Saccella, Scissuladrana, Spineilo, Veteranella, Veteranellinae, Clidophorus
Subtaxa: Nuculana (Costelloleda) whitensis
Ecology: facultatively mobile infaunal deposit feeder