Siphopteron brunneomarginatum
(Carlson & Hoff, 1974)
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Gastropoda |
| Subclass: | Opisthobranchia |
| Order: | Cephalaspidea |
| Family: | Gastropteridae |
| Species: | Siphopteron brunneomarginatum |
Comment from Richard Willan on photo #5365
Just how tiny this individual really is can be gauged by the foraminiferan (single celled animal) on the right of the photo like a dome with spikes around the edge – that would be only about 2 mm in diameter.Locality:
