Paracallionymus

Paracallionymus costatus, the ladder dragonet, is a species of dragonet found along the southern coast of Africa from Namibia to Mozambique where it occurs at depths of from 55 to 400 metres (180 to 1,312 ft). This species grows to a length of 15 centimetres (5.9 in) TL. This species is the only known member of the genus Paracallionymus.^[1]

Paracallionymus
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Chordata
Class:	Actinopterygii
Order:	Callionymiformes
Family:	Callionymidae
Genus:	Paracallionymus Barnard, 1927
Species:	P. costatus
Binomial name
Paracallionymus costatus (Boulenger, 1898)
Synonyms
Callionymus costatus Boulenger, 1898 Paracallionymus fowleri Poll, 1949