<Tr> <Td_colspan="2"> <Ul> <Li> Coluber sayi Schlegel, 1837 </Li> <Li> Pityophis sayi sayi--Cope, 1900 </Li> <Li> Pituophis sayi--Stejneger & Barbour, 1917 </Li> <Li> Pituophis sayi sayi--Schmidt & Davis, 1941 </Li> <Li> Pituophis catenifer sayi--Wright & Wright, 1957 </Li> <Li> Pituophis melanoleucus sayi--Conant, 1975 </Li> <Li> Pituophis catenifer sayi--Collins, 1997 </Li> </Ul> </Td> </Tr> <Ul> <Li> Coluber sayi Schlegel, 1837 </Li> <Li> Pityophis sayi sayi--Cope, 1900 </Li> <Li> Pituophis sayi--Stejneger & Barbour, 1917 </Li> <Li> Pituophis sayi sayi--Schmidt & Davis, 1941 </Li> <Li> Pituophis catenifer sayi--Wright & Wright, 1957 </Li> <Li> Pituophis melanoleucus sayi--Conant, 1975 </Li> <Li> Pituophis catenifer sayi--Collins, 1997 </Li> </Ul> <Li> Coluber sayi Schlegel, 1837 </Li> <Li> Pityophis sayi sayi--Cope, 1900 </Li>

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