Hemibungarus

Weinell, Jeffrey L., Hooper, Errol, Leviton, Alan E. & Brown, Rafe M., 2019, Illustrated Key to the Snakes of the Philippines, Proceedings of the California Academy of Sciences 66 (1), pp. 1-49 : 24

Hemibungarus

Key to Philippine species.

1a. Temporal region of head heavily pigmented with melanin; number of white dorsal body bands usually <60................................................................. 2

1b. Temporal region of head not heavily pigmented with melanin; number of white dorsal body bands usually> 60....................................... Hemibungarus gemianulis

2a. Number of ventral body scales 223–233 (males), 252–259 (females); black ventral body bands not divided by thin white bands............................. Hemibungarus calligaster

2b. Number of ventral body scales <223 (males; unknown for females); black ventral body bands divided by thin white band.................................. Hemibungarus mcclungi