| male rotifer; possibly Cephalodella sp.; dorsoventral view of swimming specimen. |
 |
| same specimen; focus plane on the reproduction organs. |
| |
  |
| male rotifer; possibly Cephalodella sp.; same specimen; two aspects of the anterior part. Left: focus plane on the cerebral eyespot. Right: the arrow points to a conspicuous light refracting body of unknown function. |
| |
 |
| same specimen; crop of the above imge showing details of the reproduction organs. GG: gastric glands; Gr: granules (found in many male rotifers; ??function unknown??); Pe: penis; Sp: sperm cells; TR: testicular rods; |
| |
| |
| location: Hollum, Ameland, Netherlands |
| habitat: between algae |
| Date: 26.10.2018 |
|
|
