a. [f. as prec. + -GENOUS taken (erroneously) in the sense of ‘producing.’] Coral-producing.

1

1813.  Chron., in Ann. Reg., 1812, 497. These coralligenous polypi are only a few lines in length.

2

1872.  H. A. Nicholson, Palæont., 28. The coralligenous Zoophytes or ‘corals.’

3