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.

Checkered keelback
in Assam
Status konservasi
Least Concern  (IUCN 3.1)
Klasifikasi ilmiah
Missing taxonomy template (fix):	Fowlea
Spésiés:	Template:Taxonomy/FowleaF. piscator
Ngaran binomial
Template:Taxonomy/FowleaFowlea piscator (Schneider, 1799)
Sinonim
Hydrus piscator Schneider, 1799 Natrix piscator — Merrem, 1820 Tropidonotus quincunciatus Schlegel, 1837 Tropidonotus piscator — Boulenger, 1893 Nerodia piscator — Wall, 1921 Xenochrophis piscator — Cox et al., 1998

Keur moyan

Checkered keelback keur ngakan lauk, di Kathmandu

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 scalesna 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 1.75 m (5.7 ft).

Sisitna belang

Kabiasaan

Seuseueurna oray ieu nyobian ngangkat sirahna duga badé nangtung bari sareng kulit beuheungna mébér kawas tiung oray kobra pikeun nyingsieunan anu nyoba ngancam manéhna. Padahal mah ieu oray non-venomous (Henteu peurahan) pikeun manusa, tapi éta bisa gabalukarkeun nyeri ku radang. F. piscator bisa ngabuntungkeun buntutna salaku cara nyalametkeun diri tur kabisa kabur nyingkahan bahaya. Ieu hiji kasus langka, autotomy ieu kungsi dilaporkeun di Viétnam .

Habitat

Oray welang mikaresep hirup dina cai seger atawa deukeut ka cai saperti susukan atawa situ.

A checkered keelback (locally known as "Joldhora") spotted swimming at Beel Dakatia, 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 1.5–4.0 cm (0.59–1.57 in) paranjang. Bikangna ngajaga endog nepi ka megar. Anak oray nu kakara megar mibabda panjang 11 cm (4.3 in) .

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 (Gravenhorst, 1807) – Indonésia (Borneo [?], Jawa, Sulawesi [?]; Sumatra), India (Andaman jeung kapuloan Nicobar)
• F. p. piscator (Schneider, 1799) – 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

• 
  Liang irung ditempo ti luhur
• 
  Frontal di tengahna, dua kali panjang lebar
• 
  Chart 3 - Internasals much narrowed anteriorly, nearly as long as the prefrontals
• 
  Chart 4 - One preocular scale only
• 
  Chart 5 - Temporals are 2+2 or 2+3
• 
  Bagan 6 -9 supralabials, ka-4 jeung ka-5 noel panon, ka-6 teu kaasup ku postOcular panghandapna
• 
  Pangawakanna gagah
• 
  Buntut leutik
• 
  Ukuran dins 19 baris anu beda
• 
  Pangawakanna checkered keelback
• 
• 
  Checkered keelback basking
• 
  Ukuran pola

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. 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. 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. 293–296, Figures 95–96).

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