There are four species of this genus recorded from the environmental studies.
Comparison of Rhodine species reported from the region (as reported in literature) and Falkland Island specimens.
|
Species |
Size category |
Prostomium |
Anterior segmental collars |
Uncini in double rows in chaetigers |
Ventral shields in chaetigers |
Relative lengths of chaetigers 1-4 |
|
R. antarctica |
small |
smooth |
present in chaetigers 2 and 3, entire |
5-12 |
4 - 9 |
1 very long, 2-3 long, 4 short |
|
R. intermedia |
medium to large |
with dorsal crest |
present in chaetigers 2 and 3, not notched or slightly notched mid-dorsally |
5-14 |
3-10? |
1 very long, 2-3 long, 4 short |
|
R. loveni |
medium to large |
with dorsal crest |
present in chaetigers 2 and 3, notched mid-dorsally |
5-14 |
3 - 9? |
1 very long, 2-3 long, 4 short |
|
Rhodine cf. antarctica (this study) |
small
|
slightly humped, but no true dorsal crest |
present in chaetiger 2 and 3, entire |
5 -12 (fragment is only 12 chaetigers long) |
4 - 9 |
1 very long, 2-3 long, 4 short |
|
Rhodine cf. intermedia (this study) |
medium |
with dorsal crest |
present in chaetigers 2 and 3, not notched or with shallow depression mid-dorsally |
5-14 (or end of 12 chaetiger long fragment) |
3 - 9 |
1 very long, 2 short, 3 long, 4 short |
