| LANCELET | Small elongated marine invertebrate also called an amphioxus (8) |
| BRACHIOPOD | Marine invertebrate also called a lamp shell |
| TARDIGRADE | Highly resilient invertebrate also known as a water bear |
| STARFISH | Marine invertebrate put right back if put away outside (8) |
| ASCIDIAN | A minute marine invertebrate such as the sea squirt (8) |
| TUNICATE | Barrel that is holding feline or marine invertebrate (8) |
| POSITRON | In physics, an elementary particle also called an antielectron (8) |
| CUCUMBER | The tropical delicacy beche-de-mer is an edible form of the marine invertebrate, sea ... |
| HAWAIIAN | Musical instrument also called an acoustic lap steel guitar (8,6) |
| AARDVARK | Nocturnal mammal also called an ant bear (8) |
| CAMBRIAN | The first geological period of the Palaeozoic era, during which marine invertebrates flourished (8) |
| SEASTARS | Typically five-armed marine invertebrates |
| BOXELDER | North American tree also called an ash-leaved maple (3,5) |
| EGGPLANT | Purple-skinned vegetable also called an aubergine |
| WAND | Small elongated brush for applying mascara; or, an item used in conjunction with a spell such as "Expelliarmus!" (4) |
| SANDEEL | Any silvery elongated marine fish of the family Ammodytidae, also known as lance (4,3) |
| DRUMLIN | Small elongated oval hill, in Cavan, say (7) |
| OARFISH | Elongated marine fish such as the king of herrings or giant ? |
| LOACH | Small elongated bottom-dwelling freshwater fish (5) |
| EARWIGS | Small, elongated insects with appendages that resemble pincers (7) |
