Cucut ronggeng: Perbedaan antara revisi
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(13 revisi perantara oleh 10 pengguna tidak ditampilkan) | |||
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{{Taxobox
| name = Cucut Ronggeng
| status = NT
| status_system = IUCN3.1
| status_ref =
| trend = unknown
| regnum = [[Animalia]]
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| classis = [[Chondrichthyes]]
| subclassis = [[Elasmobranchii]]
| superordo = [[Hiu|Selachimorpha]]
| ordo = [[Carcharhiniformes]]
| familia = [[Sphyrnidae]]
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| range_map = Eusphyra blochii distribution map.svg
| range_map_width = 240px
| range_map_caption = Wilayah sebaran
| image = ZygaenaBlochiiDay.jpg
| image_width = 240px
| synonyms = ''Zygaena latycephala'' <small>van Hasselt, 1823</small><br />''Zygaena laticeps'' <small>Cantor, 1837</small>
}}
'''Cucut ronggeng''' (''Eusphyra blochii'') adalah sejenis [[cucut martil]], [[
== Pengenalan ==
Ciri utama cucut ronggeng adalah ‘martil’ di kepalanya (disebut "cephalofoil") yang sempit dan panjang menyamping, membedakannya dari jenis-jenis cucut martil yang lain.
Cucut yang tak seberapa besar;
== Agihan dan habitat ==
Cucut ronggeng hidup di laut-laut dangkal di [[paparan benua]] dan laut pedalaman wilayah Indo-Pasifik Barat, mulai dari [[Teluk Persia]] di barat hingga [[Filipina]];
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The cephalofoil of the winghead shark is so large as to be almost unwieldy, while the placement of the nostrils and the [[ampullae of Lorenzini]] are wider than in non-hammerhead sharks (albeit more medial than in other hammerhead sharks). Along with its basal position in hammerhead phylogeny, this lends support to the idea that this structure originally evolved for a sensory, rather than hydrodynamic, function.<ref name="martin"/> The winghead shark feeds mainly on small [[teleost]] fishes, but also takes [[crustacean]]s and [[cephalopod]]s.<ref name="fishbase"/>
Like other hammerhead sharks, the winghead shark is [[viviparous]] with the [[embryo]]s nourished by a [[yolk sac]] [[placenta]]. Off [[Bombay]], the young are birthed just before the [[monsoon]] season in April and May and mating takes place during the monsoon from June to August, suggesting a [[gestation period]] of eight months.<ref name="compagno"/> Off [[Australia]], the females give birth in February and March, after a gestation period of 10–11 months.<ref name="stevens and lyle">{{cite journal |author=Stevens, J.D. and Lyle, J.M. |title=Biology of three hammerhead sharks (''Eusphyra blochii'', ''Sphyrna mokarran'' and ''S. lewini'') from Northern Australia |journal=Australian Journal of Marine and Freshwater Research |volume=40 |issue=2 |pages=129–146 |year=1989 |accessdate=2008-10-19 |doi=10.1071/MF9890129}}</ref> Litters number 6 to 25 pups,<ref name="fishbase"/> with the young measuring 32–45 cm at birth.<ref name="compagno"/> Females reproduce every year.<ref name="stevens and lyle"/> Maturation occurs at around 110 cm.<ref name="iucn"/>
==Taxonomy and phylogeny==
[[Georges Cuvier]] first described a specimen of the winghead shark in 1817, as a footnote to his account of ''Squalus zygaena'' (=''Sphyrna zygaena'', the [[smooth hammerhead]]). Although his citation was not a proper [[binomial name]], Valenciennes interpreted it as ''Zygaena Blochii nobis'' when he described and illustrated the winghead shark in detail in 1822.<ref name="compagno">Compagno, Leonard J. V. (1984) ''Sharks of the World: An Annotated and Illustrated Catalogue of Shark Species Known to Date''. [[Rome]]: [[Food and Agricultural Organization]]. ISBN 92-5-101384-5.</ref> Compagno (1979, 1988) elevated the winghead shark to its own genus, ''Eusphyra'', although this was disputed by Dingerkus (1986) on the grounds that it made the genus ''[[Sphyrna]]'' [[paraphyletic]]. Since then, the winghead shark has been listed under its own genus or as a subgenus of ''Sphyrna'' in various sources.<ref name="martin"/>
{{cladogram|title=|align=left|caption=Phylogenetic relationships of hammerhead sharks, based on morphology, isozymes, and mitochondrial DNA.<ref name="cavalcanti">{{cite journal |author=Cavalcanti, M.J. |title=A Phylogenetic Supertree of the Hammerhead Sharks (Carcharhiniformes: Sphyrnidae) |journal=Zoological Studies |volume=46 |issue=1 |pages=
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== Pemanfaatan ==
Hiu ini agaknya tak berbahaya.
Dagingnya biasa dikonsumsi orang, hatinya merupakan sumber minyak vitamin tinggi-potensi<!--, and the [[offal]] is probably used for [[fishmeal]]-->.<ref name="compagno"/>
== Catatan kaki ==▼
▲==Catatan kaki==
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{{Taxonbar|from=Q890336}}
▲[[Category:Ikan Indonesia]]
▲[[Category:Hiu]]
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