Oray welang

**Oray Macan Cai**  *checkered keelback* (***Fowlea melanzostus***), katelah ogé  **oray cai asia** nyaéta hiji oray anu asalna tina kulawarga Colubridae. Ieu oray ka golongkeun kana  subfamily Natricinae, Spésiés ieu pituin ti Asia. Ieu oray henteu peurahan. 

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## Katerangan
Mata oray  *F. piscator* rada letik tur pondok jarakna ti liang irung dinu déwasa. Ieu *rostral scale* katempo ti luhur. skala *internasal* leuwih heureut na *anteriorly*  *subtriangularly*, kalawan *anterior*, jeung  *anterior* siku kapotong jeung salila skala *prafrontal*. Skala *frontal* éta leuwih panjang batan jarak ti tungtung moncong, jeung salila  *parietal* atawa sedikit saeutik leuwih pondok. Loreal ampir sajero pisan. Aya hiji preocular jeung tilu  (jarang opat) *post-oculars*. *Temporals* téh 2+2 or 2+3. Biasana aya salapan *upper labials*, kalawan asup kaopat jeung kalima panon;  jeung lima labials handap dina kontak jeung  anterior taméng gado, anu pondok ti *posterior*.  *Dorsal scales*na disusun dina 19 jajar, kuat keeled, kalawan kaluar ngéntép rata. ventrals nomer 125–158, anal dibagi, jeung subcaudals nomer 64–90. Kelirna  *variatif* pisan, diwangun ku bintik poék disusun quincuncially sarta mindeng dipisahkeun ku jaringan bodas, atawa tina pita hideung  longitudinal luhureun taneuh, atawa pita hudeung poék anu meulit awakna, aya anu paselang bodas aya ogé anu henteu. Dua corétan hideung serong, hiji di  handap sawaréhna tukangeun panon, sadaya ampir konstan, aya atawa henteu aya hideung margins dugi ka taméng.

Oray welang mibanda ukuran sumedeng, tapi lamun seug diantep dugi ka déwasa panjang bisa nepi ka .

## Habitat
Oray welang  mikaresep hirup dina cai seger atawa deukeut ka cai saperti susukan atawa situ. , Khulna, Bangladesh]]
Kahakanan oray welang *F. piscator* kayaning : lauk leutik jeung bancét. 

## Baranahan
Oray welang *F. piscator* is sakali ngendog iraharna 30-70 endog, paling saeutik 4 bisa waé nepika 100. Ukuran gedé endogna rupa-rupa kurang-leuwih  paranjang. Bikangna ngajaga endog nepi ka megar. Anak oray nu kakara megar mibabda panjang  .

## Sebaran Géografis
*F. piscator* kapanggih hirup di Afghanistan, Bangladésh, Pakistan, Sri Langk, India, Myanmar, Népal, Thailand, [Laos, Cambodia, Viétnam, [ Malaysia]], China (Zhejiang, Jiangxi, Fujian, Guangdong, Hainan, Guangxi, Yunnan), Taiwan, Australia and Indonésia di (Sumatra, Jawa, Bornéo, [Celebes]] = Sulawesi)

type locality: "East Indies".

## Subspésiés
**F. p. melanzostus*  – Indonésia (Borneo [?], Jawa, Sulawesi [?]; Sumatra), India (Andaman jeung kapuloan Nicobar)
**F. p. piscator*  – Bangladésh, Bhutan, India, Myanmar, Pakistan, People's Republic of China (including Hainan), Sri Lanka, Taiwan, and Thailand

## Taxonomy
Subspecies *F. p. melanzostus* tos didaftarkeun  kana spésiés status, salaku *Fowlea melanzostus*, ku  Indraneil Das dina 1996.

## Ngaran séjén 
*Mizo – *tui rul*
*Assamese – *ঢোঁৰা সাপ*
*Bengali – *জল ঢোঁড়া/আটঘরিয়া সাপ*
*Odia – *ଧଣ୍ଡ ସାପ*
*Gujarati – *ડેંડવો સાપ *
*Hindi – *dendu saap*
*Indonesia – *bandotan tutul*
*Kannada – *ನೀರು ಹಾವು*
*Marathi – *दिवड*
*Malayalam – *നീർക്കോലി,പുളവൻ* (Neerkkoli, Pulavan)
*Tamil – *கண்டங்கண்டை நீர்க்கோலி* (*kandangkandai neerkoli*)
*Telugu – నీరు కట్టే (*neeru katte*)
*Bihari – *dhoriya saap*
*Nepali – *dhode/dhoriya saap*
*Chinese (Traditional Chinese) – "漁游蛇"
*Chinese (Simplified Chinese) – "渔游蛇"
*Sinhalese - "දිය බරියා"
*Thai – งูลายสอ -->

## Gambaran

File:Char1 Nostril.JPG|Liang irung ditempo ti luhur 
File:Char2 Frontal.JPG|Frontal di tengahna, dua kali panjang lebar
File:Char3 Internasals.JPG|Chart 3 - Internasals much narrowed anteriorly, nearly as long as the prefrontals
File:Char4 Preocular.JPG|Chart 4 - One preocular scale only
File:Char5 Temporals.JPG|Chart 5 - Temporals are 2+2 or 2+3
File:Char6 Supralabials.JPG|Bagan 6 -9 supralabials, ka-4 jeung ka-5 noel panon, ka-6 teu kaasup ku postOcular panghandapna
File:Char7 Stout body.JPG|Pangawakanna gagah 
File:Char8 Small tail.JPG| Buntut leutik 
File:Char9 19scales.JPG|Ukuran dins 19 baris anu beda 
File:Body Xenochrophis piscator.JPG|Pangawakanna checkered keelback
File:Checkered-keelback in IIT Bombay.JPG
File:Checkered Keelback.jpg|Checkered keelback basking
Xenophis piscator gab fbi.png|Ukuran pola

## Dicutat tina 
## Further reading
*Boulenger GA (1893). *Catalogue of the Snakes in the .Volume I., Containing the Families ... Colubridæ Aglyphæ, part.* London: Trustees of the British Museum (Natural History). (Taylor and Francis, printers). xiii + 448 pp. + Plates I-XXVIII. (*Tropidonotus piscator*, pp.&nbsp;230–232).
*Dutt, Kalma (1970). "Chromosome Variation in Two Populations of *Xenochrophis piscator* Schn. from North and South India (Serpentes, Colubridae)". *Cytologia* **35**: 455–464.
*Schneider JG (1799). *Historiae Amphibiorum naturalis et literariae. Fasciculus Primus, continens Ranas, Calamitas, Bufones, Salamandras et Hydros*. Jena: F. Frommann. xiii + 264 pp. + corrigenda + Plate I. (*Hydrus piscator*, new species, pp.&nbsp;247–248). (in Latin).
*Smith MA (1943). *The Fauna of British India, Ceylon and Burma, Including the Whole of the Indo-Chinese Sub-region. Amphibia and Reptilia. Vol. III.—Serpentes.* London: Secretary of State for India. (Taylor and Francis, printers). xii + 583 pp. (*Tropidonotus piscator*, pp.&nbsp;293–296, Figures 95–96).

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