Ceratioidei

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Ceratioidei
Krøyer's deep sea angler fish (Ceratias holboelli)
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Actinopterygii
Order: Lophiiformes
Suborder: Ceratioidei
Regan, 1912
Families

see text

Ceratioidei, the deep-sea anglerfishes or pelagic angletfishes, is a suborder of marine ray-finned fishes, one of four suborders in the order Lophiiformes, the anglerfishes. These fishes are found in tropical and temperate seas throughout the world. One of the better known traits of the deep-sea anglerfishes is their extreme sexual dimorphism where the males are many times smaller than the females, the males seek out females and use their sharp teeth to clamp onto the females where he remains for the rest of his life, in some species he becomes part of the female. This is the only known natural example of a process called parabiosis. Another common trait of deep-sea anglerfishes is that they use bioluminescence on their esca to attract prey in the darkness of the deep oceans they inhabit.[1]

Taxonomy[edit]

Ceratioidei was first proposed as a grouping in 1912 by the English ichthyologist Charles Tate Regan as the division Ceratiformes within the suborder Lophoidea of the order Pediculati, which included the Batrachoididae.[2] The Batrachoididae are not now cosidered to be closely related to the anglerfishes which are now included in the order Lophiiformes. Ceratioidei are in the same clade as the Chaunacoidei with the Antennarioidei and the Ogcocephaloidei as the sisters of that clade.[3] The 5th edition of Fishes of the World treats this grouping as a suborder within the Lophiiformes.[4]

Etymology[edit]

Ceratioidei takes its name from the genus Ceratias, the type genus of the family Ceratidae and of the suborder. Ceratias means "horn bearer", an allusion to the esca sticking up from the snout.[5]

Families[edit]

Representatives of ceratioid families:1. (A) Centrophrynidae: Centrophryne spinulosa; (B) Ceratiidae: Cryptopsaras couesii; (C) Himantolophidae: Himantolophus appelii; (D) Diceratiidae: Diceratias trilobus; (E) Diceratiidae: Bufoceratias wedli; (F) Diceratiidae: Bufoceratias shaoi; (G) Melanocetidae: Melanocetus eustalus; (H) Thaumatichthyidae: Lasiognathus amphirhamphus; (I) Thaumatichthyidae: Thaumatichthys binghami; (J) Oneirodidae: Chaenophryne quasiramifera.

Ceratioidei contains the following families:[4][6]

References[edit]

  1. ^ Emily Osterloff. "The bizarre love life of the anglerfish". Natural History Museum. Retrieved 1 May 2024.
  2. ^ Regan, C.T. (1912). "The classification of the teleostean fishes of the order Pediculati". Annals and Magazine of Natural History Series. 8 & 9. 9 (51): 277–289. doi:10.1080/00222931208693132.
  3. ^ Arnold, Rachel J. (2014). Evolutionary Relationships of the Enigmatic Anglerfishes (Teleostei: Lophiiformes): Can Nuclear DNA Provide Resolution for Conflicting Morphological and Mitochondrial Phylogenies? (PhD thesis). University of Washington.
  4. ^ a b Nelson, J.S.; Grande, T.C.; Wilson, M.V.H. (2016). Fishes of the World (5th ed.). Hoboken, NJ: John Wiley & Sons. pp. 508–518. doi:10.1002/9781119174844. ISBN 978-1-118-34233-6. LCCN 2015037522. OCLC 951899884. OL 25909650M.
  5. ^ Christopher Scharpf (18 October 2022). "Order LOPHIIFORMES (part 2): Families CAULOPHRYNIDAE, NEOCERATIIDAE, MELANOCETIDAE, HIMANTOLOPHIDAE, DICERATIIDAE, ONEIRODIDAE, THAUMATICHTHYIDAE, CENTROPHRYNIDAE, CERATIIDAE, GIGANTACTINIDAE and LINOPHRYNIDAE". The ETYFish Project Fish Name Etymology Database. Christopher Scharpf. Retrieved 1 May 2024.
  6. ^ Richard van der Laan; William N. Eschmeyer & Ronald Fricke (2014). "Family-group names of recent fishes". Zootaxa. 3882 (2): 1–230. doi:10.11646/zootaxa.3882.1.1. PMID 25543675.