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Ophidiiformes

Specimen image via iDigBio

EntityQ574457· pop 35· linked from 354 articles

Ophidiiformes

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Ophidiiformes is an order of ray-finned fish that includes the cusk-eels (family Ophidiidae), pearlfishes (family Carapidae), viviparous brotulas (family Bythitidae), and others. Members of this order have small heads and long slender bodies. They have either smooth scales or no scales, a long dorsal fin and an anal fin that typically runs into the caudal fin. They mostly come from the tropics and subtropics, and live in both freshwater and marine habitats, including abyssal depths. They have adopted a range of feeding methods and lifestyles, including parasitism. The majority are egg-laying,

Species

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ORDER

  1. KingdomAnimalia
  2. PhylumChordata
  3. ClassTeleostei
  4. OrderOphidiiformes
Habitatmarine, brackish, freshwater
Observations recorded302,826

via GBIF

Museum specimens

Specimen records
116
With media
2
Collections
CAS
Recorded in
French Polynesia, Philippines, Micronesia, Thailand, Palau, Guam, Vietnam

Wikidata facts

Instance of
taxon
Parent taxon
Actinopteri
Image
Fawn cusk-eel.jpg
Show 5 more facts
taxon rank
order
Commons category
Ophidiiformes
topic's main category
Category:Ophidiiformes
taxon name
Ophidiiformes
Sources (1)

via Wikidata · CC0

~7 min read

Encyclopedic overview

5 sections
Contents
  • Distribution
  • Characteristics
  • Classification
  • Timeline of genera
  • References

Ophidiiformes is an order of ray-finned fish that includes the cusk-eels (family Ophidiidae), pearlfishes (family Carapidae), viviparous brotulas (family Bythitidae), and others. Members of this order have small heads and long slender bodies. They have either smooth scales or no scales, a long dorsal fin and an anal fin that typically runs into the caudal fin. They mostly come from the tropics and subtropics, and live in both freshwater and marine habitats, including abyssal depths. They have adopted a range of feeding methods and lifestyles, including parasitism. The majority are egg-laying, but some are viviparous.

The earliest fossil members are known from the Maastrichtian, and include the basal ophidiiform Pastorius from Italy and several species of the basal cusk-eel Ampheristus from the United States and Germany.

Excerpted from Wikipedia’s “Ophidiiformes” article, available under the CC BY-SA 4.0 licence.