Biodiversity & Conservation

MarLIN Glossary

A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z |

Beak
1) A horny projecting jaw such as the jaw of turtles and squid, the narrow snout of dolphins or some whales or the bill of birds. 2) Small, beak like part of shell valve along or above the hinge, represents earliest part of shell and continues to form umbo. May be used as synonym for umbo (Stachowitsch, 1992).

A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z |

Glossary references