Cylindrophis, Wagler, 1828

Kieckbusch, Max, Mader, Felix, Kaiser, Hinrich & Mecke, Sven, 2018, A new species of Cylindrophis Wagler, 1828 (Reptilia: Squamata: Cylindrophiidae) from Boano Island, northern Maluku Province, Indonesia, Zootaxa 4486 (3), pp. 236-250 : 247

Key to the Cylindrophis species of the Moluccas

1A 23 dorsal scale rows at midbody.................................................................. C. aruensis

1B 19‾21 dorsal scale rows at midbody....................................................................... 2

2A 21 dorsal scale rows at midbody, 183‾195 ventrals.................................................. C. yamdena

2B 19 dorsal scale rows at midbody,>195 ventrals.............................................................. 3

3A 197‾204 ventrals, 5‾6 subcaudals.............................................................. C. boulengeri

3B 224‾251 ventrals, 7‾9 subcaudals........................................................................ 4

4A 224‾226 ventrals, 25‾28 dark ventral blotches aligned to form a broad wavy stripe, dark ventral pattern completely separated from dark dorsal coloration....................................................................... C. osheai

4B 232‾251 ventrals, 38‾46 ventral blotches that are not aligned longitudinally, ventral blotches merge with dark dorsal coloration...................................................................................... C. melanotus