Report on the Siphonophorae collected by H. M. S. Challenger during the years 1873-76 /
Harckel, Ernst
Report on the Siphonophorae collected by H. M. S. Challenger during the years 1873-76 / by Ernst Harckel. - London : 1888. order of her Majesty's stationery office, - 380 p. : ill. : 32 cm. - Report on the scientific results of the voyage of H. M. S. Challenger during the years 1873-76 ; Zoology ; 28.77 .
Report on the Siphonophorae collected by H. M. S. Challenger during the years 1873-76 / by Ernst Harckel. - London : 1888. order of her Majesty's stationery office, - 380 p. : ill. : 32 cm. - Report on the scientific results of the voyage of H. M. S. Challenger during the years 1873-76 ; Zoology ; 28.77 .