Family Halammohydridae

  Order
:
  Class
:
Hydrozoa
  No. of Genera in Ref.
:
1
  No. of Species in Ref.
:
9
  Environment
:
Fresh : No | Brackish : No | Marine : Yes
  Aquarium
:
  First Fossil Record
:
     
  Remark
:
Actinulidae consiting in a long gastric tube and a small aboral cone joined by a neck-like part; aboral cone with an adhesive organ; the manubrium ends blindly close behind the neck and opens orally through the mouth; with an aboral nerve ring; with two aboral whorls of amphicoronate solid tentacles and an alternating ring of ecto-endodermic statocysts; gonochoristic; without brood pouch (=subumbrellar cavity; Ref. 3134, p. 56).
  Etymology
:
  Division
:
  Reproductive guild
:
  Typical activity level
:
  Main Ref.
:
  Coordinator
:

Show species | Nominal species list for Halammohydridae | Specimen photos | References

Ref.
[ e.g. 9948]                       
Glossary
                    [ e.g. cephalopods]


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