146 PROCEEDINGS OF THE ACADEMY OF [Feb., 



3. Balanus porcatus Costa. 



Darwin, Monogr. Cirrip. Balau., 1854, p. 256, PI. .6, fig. 4; Weltner, 

 Arch. f. Naturg., 1897, p. 267 ; Weltner, Die Cirripedien der Arktis 

 (Fauna Árctica, Vol. 1), 1900, p. 292. 



Station 26. Cape Alexander, 27 fathoms (1). 



Station 45. Barden Bay, 10-40 fathoms (8). 



Station 51. Robertson Bay, 35-40 fathoms (6). 



Distribution. — England, Denmark, Norway, Iceland, Maine, 

 Massachusetts, Novaja Seinlja, Spitzbergen, Bear Island, East 

 and West Greenland, Grinnell Land, Lancaster Sound, Japan, 

 New Zealand and Campbell Island. Depth : to ca. 200 fathoms. 



Grinnell Land : Cape Napoleon, Franklin Pierce Bay, Richard- 

 son Bay and Discovery Bay. 4 



4. Balanus crenatus Bruguière. 



Darwin, I. c, p. 261, PL 6, fig. 6 ; Weltner, I. c, 1897, o. 268 ; Weltner, 

 I. c, 1900, p. 293. 



Station 57. Sarkak (Waigat), 9 fathoms (1). 



Distribution. — Mediterranean, West Indies, Cape of Good Hope, 

 England, Scandinavia, New England coast, Spitzbergen, Kara 

 S«a, West Greenland, Labrador, Baffin Bay, Lancaster Sound, 

 Grinnell Land, Bering Straits, North Japan. In deeper water. 



Grinnell Land: Discovery Bay (Miers, I. c, 1881). 



5. Balanus balanoides (Linne). 



Darwin, I. c, p. 267, PI. 7, fig. 2 ; Weltner, I. c, 1897, p. 269 ; Weltner, 

 I. c, 1900, p. 302. 



Statiun 3. Godhavn, Disco Island. Between tides (4, and 

 several broken). 



I have seen also on the rocks of the shores of Foulke Fjord 

 remains of a Balanus (bases only) which may belong to this 

 species. 



Distribution. — Azores, Portugal, England, France, Norway, 

 Atlantic coast of the United States, Novaja Seinlja, White Sea, 

 Bear Island, Iceland, West and North Greenland, Labrador. 

 Within tidal limits. 



North Greenland: Port Foulke (Stimpson). ' 



6. Nebalia bipes (O. Fabricius). 



Kroeyer, Naturhist. Tidsskr. (2), Vol. 2, 1849, p. 436; Grube, in 

 Arch. f. Naturg., 1853, p. 162 ; Buchholz, Zweite deutsche Nord- 

 polfahrt, Vol. 2, 1874, p. 388. 



Station 9. Saunders Island, 5-10 fathoms (1). 

 4 Miers, Journ. Linn. Soc. London, 15, 1881, p. 73. 



