- A marine invertebrate that superficially resembles a bivalve mollusk but has two or more arms of ciliated tentacles (lophophores) that are extended for filter feeding. Lamp shells are common as fossils. Also called brachiopod.
Más ejemplos en oraciones
- Phylum Brachiopoda: numerous groups in the Paleozoic era but few surviving to the present day
- Brachiopods - lampshells - for instance, have remained virtually unchanged since they first appeared in the Cambrian Period, more than 500 million years ago.
- For example, horseshoe crabs (Limulus) and lampshells (Lingula) both occur in shallow marine environments, where many predators and competitors exist, particularly since the Cretaceous Period.
- Until now, the earliest animals known to be coloured were lamp shells that lived about 350 million years ago.
mid 19th century: from its resemblance to an ancient oil lamp.
Más definiciones de lamp shellDefinición de lamp shell en:
- el diccionario Inglés británico e internacional