From: Paralog analyses reveal gene duplication events and genes under positive selection in Ixodes scapularis and other ixodid ticks
Species
Number of ESTs
Number of TCsa
Number of gene modelsb
Ixodes scapularis
192,461
20,901
24,925
Rhipicephalus microplus
42,512
9403
NA
Rhipicephalus appendiculatus
19,123
2767
Amblyomma variegatum
3992
478