roseni -Rosenstein??
wikipedia entry for Meadia:
Meadia is a genus of eels in the cutthroat eel family Synaphobranchidae. It currently contains the following species:
Meadia abyssalis (Kamohara, 1938) (Abyssal cutthroat eel)
Meadia roseni H. K. Mok, C. Y. Lee & H. J. Chan, 1991