කරවැල් ගණය


විශේෂ 
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!bgcolor="#f0f0f0"|විශේෂයේ සත්ත්‍ව වේදීමයනාමය
!bgcolor="#f0f0f0"|නාමකරණ අධිකාරිය
!bgcolor="#f0f0f0"|Subsp.*
!bgcolor="#f0f0f0"|සිංහල නාමය
!bgcolor="#f0f0f0"|Geographic range
|-
|B. andamanensis
|Biswas & Sanyal, 1978
|align="center"|0
|දකුණු අන්දමන් කරවැලා
|style="width:40%"|අන්දමන් දිවයින්
|-
|B. bungaroides
|(Cantor, 1839)
|align="center"|0
|Northeastern hill krait
|Myanmar, India (Assam, Cachar, Sikkim), Nepal, Vietnam
|-
|B. caeruleusT
|(Schneider, 1801)
|align="center"|0
|තෙල් කරවැලා
|Afghanistan, Pakistan, India (Bengal, Maharashtra, Karnataka), Sri Lanka, Bangladesh, Nepal 
|-
|B. candidus
|(Linnaeus, 1758)
|align="center"|0
|Malayan krait, blue krait
|Cambodia, Indonesia (Java, Sumatra, Bali, Sulawesi), Malaysia (Malaya), Singapore, Thailand, Vietnam
|-
|B. ceylonicus|Günther, 1864
|align="center"|1
|හබරලා / මුදු කරවැලා / දුනු කරවැලා
|Sri Lanka
|-
|B. fasciatus|(Schneider, 1801)
|align="center"|0
|Banded krait
|Bangladesh, Brunei, Myanmar, Cambodia, south China (incl. Hong Kong, Hainan), north-east India,Eturnagaram[Warangal[Telangana]India], Bhutan, Nepal, Indonesia (Sumatra, Java, Borneo),  Laos, Macau; Malaysia (Malaya and East Malaysia), Singapore, Thailand, Vietnam and Philippines
|-
|B. flaviceps|(Reinhardt, 1843)
|align="center"|1
|Red-headed krait
|South Thailand, South Myanmar, Cambodia, Vietnam, Malaysian Peninsula, Pulau Tioman, Indonesia (Bangka, Sumatra, Java, Billiton, Borneo)
|-
|B. lividus|Cantor, 1839
|align="center"|0
|Lesser black krait
|India, Bangladesh, Nepal
|-
|B. magnimaculatus|Wall and Evans, 1901
|align="center"|0
|Burmese krait
|Myanmar
|-
|B. multicinctus|Blyth, 1861
|align="center"|1
|Many-banded krait
|Taiwan, south China (Hong Kong, Hainan), Myanmar, Laos, northern Vietnam, Thailand and northern Philippines
|-
|B. Niger|Wall, 1908
|align="center"|0
|Greater black krait
|India (Assam, Sikkim), Nepal, Bangladesh, Bhutan
|-
|B. sindanus|Boulenger, 1897
|align="center"|2
|Sind krait
|Southeast Pakistan, India
|-
|B. slowinskii|Kuch et al., 2005
|align="center"|0
|Red River krait
|Northern Vietnam
|-
|}*) Not including the nominate subspecies (typical form).''
T) Type species