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Nelson, J.S., 1994

Syngnathiformes pipefishes and seahorses

Actinopterygii

Synbranchiformes 15 M years

Carroll, R., 1988  |  Helfman, G., B. Collette and D. Facey, 1997

late Tertiary

دريايي

Fresh

لب شور

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.

Greek aktis = ray, thunderbolt, beam + Greek pterygion, diminutive of pteryx = wing, fin. Ref. 45335.

Greek, syn = with, together + Greek, gnathos = jaw + Latin, forma = shape (Ref. 45335).

( n = 5 ) -
Aulostomidae Centriscidae Fistulariidae Solenostomidae Syngnathidae

Ref.
[ e.g. 9948]                       

Glossary
                    [ e.g. cephalopods]