The series is continued by Charles Platt with Anthony's permission.
Source:[1] Books 1–3 were collected as Of Man and Manta (1986).
Anthony's most extensive series, with 47 novels and growing.
This was originally written as single novel in continuity with the Cluster series, which takes place decades later, but was split up due to length at the behest of the publisher, Jove.
Source:[1] Books 1–2 were collected as The Pornucopia Compendium (2015).