Both Uses of

anomaly
in
Moby Dick

Now as this law, under a modified form, is to this day in force in England; and as it offers in various respects a strange anomaly touching the general law of Fast and Loose-Fish, it is here treated of in a separate chapter, on the same courteous principle that prompts the English railways to be at the expense of a separate car, specially reserved for the accommodation of royalty.†
Chpt 88-90

anomaly = something outside of the range of what is normally expected

She presents the curious anomaly of the most solid masonry joining with oak and hemp in constituting the completed ship.†
Chpt 94-96 *