|
Xeniidae Ehrenberg 1828
|
1 |
0
|
0 |
|
Xiphias
|
1 |
0
|
0 |
|
Xiphias gladius Linnaeus 1758 (Broadbill Swordfish)
|
0 |
0
|
1 |
|
Xiphiidae (swordfishes)
|
1 |
0
|
0 |
|
Xyalidae Chitwood 1951
|
1 |
0
|
0 |
|
Xylariales
|
1 |
0
|
0 |
|
Xystonellidae
|
1 |
0
|
0 |
|
Yoldia Møller 1842
|
2 |
0
|
0 |
|
Yoldia hyperborea (Gould 1841)
|
0 |
0
|
1 |
|
Yoldia limatula (Say 1831) (Spoon clam)
|
0 |
0
|
1 |
|
Yoldiella A. E. Verrill & Bush 1897
|
12 |
0
|
0 |
|
Yoldiella annenkovae (Gorbunov 1946)
|
0 |
0
|
1 |
|
Yoldiella frami Knudsen 1985
|
0 |
0
|
1 |
|
Yoldiella nana (M. Sars 1865) (sibling yoldia)
|
0 |
0
|
2 |
|
Yoldiella frigida (Torell 1859)
|
0 |
0
|
1 |
