Order Summary for Syngnathiformes
|
Main Ref |
: |
||||||
Order |
: |
Syngnathiformes pipefishes and seahorses |
|||||
Class |
: |
Actinopterygii |
|||||
Sister Order |
: |
Synbranchiformes 15 M years |
|||||
Ref.. |
: |
||||||
First Fossil Record |
: |
late Tertiary |
|||||
Occurs in |
: |
Marine |
Fresh |
Brackish |
|||
Remark |
: |
Body elongate and encased in a series of bony rings; mouth small, at end of tube-shaped snout (except in the "finless" pipefish Bulbonaricus, whose adults lack even a short tubiform snout); pelvic fins, when present, abdominal; upper jaw not protractile; lachrymal usually present, other circumorbital bones usually absent; ribs absent; anterior 3-6 vertebrae elongate; aglomerular kidney in at least some. |
|||||
Classetymology |
: |
Greek aktis = ray, thunderbolt, beam + Greek pterygion, diminutive of pteryx = wing, fin. Ref. 45335. |
|||||
Orderetymology |
: |
Greek, syn = with, together + Greek, gnathos = jaw + Latin, forma = shape (Ref. 45335). |
|||||
Families |
: |
Converted to PHP by Kit 06.10.09 |