Meanings of mostly common in English

There was no scarcity of birds, but they were mostly common Cayenne species.

The traditional Wall Street broker-dealers and investment banks have long provided research reports on securities - mostly common stocks and debt.

Wells Fargo will issue up to $20 billion of securities, likely mostly common equity, to help offset those losses.

Mostly common garden herbs-maybea bit more common if you're a witch!

I have securities-mostlycommon stocks and railroad bonds-sufficientto cover it.

"Not any thoroughbreds that I know of; mostly common kinds and grade Jerseys or Holsteins."