Phymorhynchus castaneus was created in 1896.
Palystes castaneus was created in 1819.
Gyroporus castaneus was created in 1787.
Gymnothorax castaneus was created in 1882.
Phymorhynchus coseli was created in 2009.
Phymorhynchus clarinda was created in 1908.
Phymorhynchus sulciferus was created in 1893.
Phymorhynchus buccinoides was created in 1993.
Phymorhynchus major was created in 2001.
Phymorhynchus moskalevi was created in 1995.
Phymorhynchus ovatus was created in 2001.
Phymorhynchus carinatus was created in 2001.
Phymorhynchus speciosus was created in 1971.