Table 1. Composition of the fecal microbiotas of four snake species.

Group	Number of Phyla	Number of classes	Number of orders	Number of families	Number of genera
Na	11	17	20	31	49
Pmu	11	16	19	28	44
Ec	9	15	19	27	44
Da	12	18	22	34	53
Total	15	18	22	35	58

Note:

Na, Naja atra group; Pmu, Ptyas mucosus group; Ec, Elaphe carinata group; Da, Deinagkistrodon acutus group.