Between 1883 and 1877 the species was redescribed a further three times, with all these names also considered to be junior synonyms.

Most have been moved here from distinct genera, which are now considered junior synonyms.

It has also been described under several junior synonyms, including:

Consequently, it has been treated under a variety of names, which are nowadays considered junior synonyms.

Salmothymus thus is a junior synonym of Salmo, not in current use.

This species has been known under a number of junior synonyms:

This name is thus a junior objective synonym of Becklespinax.

Many of these supposed fossilized species are now considered junior synonyms.

C. spinarum is often discussed under its many junior synonyms (see below).

L. flavescens as described by Smith in 1797 is a junior synonym.