Table 1. Numbers of sequences included in the reference datasets.

Gene	UNIQUE	LONGEST
Refer to the text for the abbreviation of gene names.
srRNA	66,937	30,866
lrRNA	146,164	54,728
A6	23,819	8,947
A8	13,187	8,135
COI	583,043	110,704
COII	44,046	18,320
COIII	15,940	7,436
Cytb	223,247	35,079
ND1	34,090	14,038
ND2	72,482	18,880
ND3	15,397	9,025
ND4L	9,987	6,729
ND4	36,819	10,892
ND5	28,657	8,793
ND6	12,223	6,795