Τάξη Σύνοψη for Syngnathiformes
|
Κύρια Αναφ. |
: |
||||||
Τάξη |
: |
Syngnathiformes pipefishes and seahorses |
|||||
Κλάση |
: |
Actinopterygii |
|||||
Αδελφή Τάξη |
: |
Synbranchiformes 15 M years |
|||||
Αναφ.. |
: |
||||||
Πρώτη καταγραφή απολιθώματος |
: |
late Tertiary |
|||||
Παρουσία σε |
: |
Θαλασσινό(ά) |
Γλυκά νερά |
Υφάλμυρο |
|||
Σχόλιο |
: |
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. |
|||||
ΚλάσηΕτυμολογία |
: |
Greek aktis = ray, thunderbolt, beam + Greek pterygion, diminutive of pteryx = wing, fin. Ref. 45335. |
|||||
ΤάξηΕτυμολογία |
: |
Greek, syn = with, together + Greek, gnathos = jaw + Latin, forma = shape (Ref. 45335). |
|||||
Οικογένειες |
: |
Converted to PHP by Kit 06.10.09 |