Holtbyrnia

Holtbyrnia is a genus of tubeshoulders.

Species
There are currently nine recognized species in this genus:
 * Holtbyrnia anomala G. Krefft, 1980 (Bighead searsid)
 * Holtbyrnia conocephala Sazonov, 1976
 * Holtbyrnia cyanocephala (G. Krefft, 1967)
 * Holtbyrnia innesi (Fowler, 1934) (Teardrop tubeshoulder)
 * Holtbyrnia intermedia (Sazonov, 1976)
 * Holtbyrnia laticauda Sazonov, 1976 (Tusked tubeshoulder)
 * Holtbyrnia latifrons Sazonov, 1976 (Streaklight tubeshoulder)
 * Holtbyrnia macrops Maul, 1957 (Bigeye searsid)
 * Holtbyrnia ophiocephala Sazonov & Golovan, 1976