[1]
E. M. Burreson and M. Segonzac, “Morphological variability of Bathybdella sawyeri (Hirudinida: Piscicolidae) from hydrothermal vents on the Galápagos Rift and the South East Pacific Rise”, Zootaxa, vol. 1286, no. 1, pp. 15–21, Aug. 2006.