Family Alopiidae - Thresher sharks

  Order
:
  Class
:
Elasmobranchii (sharks and rays)
  No. of Genera in Ref
:
1
  No. of Species in Ref
:
3
  Environment
:
Fresh : No | Brackish : No | Marine : Yes
  Aquarium
:
none
  First Fossil Record
:
lower   Tertiary   lower   Eocene
Ref..   Berg, L.S. 1958
  Remark
:
Distribution: marine; all oceans. Upper lobe of caudal fin greatly elongate, caudal fin almost one-half of total length; third to fifth gill openings over origin of pectoral fin. Ovoviviparous, embryos feeding on yolk sac and other ova produced by the mother (Ref. 50449).
  Etymology
:
Greek, alopex = fox ( Ref. 45335).
  Division
:
Marine
  Reproductive guild
:
bearers
  Typical activity level
:
active
  Main Ref
:
  Coordinator
:

Show species | Nominal species list for Alopiidae | Identification keys | CAS specimen photos | References

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

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