1026 BULLETIN UNITED STATES GEOLOGICAL SURVEY. [VolY. 



1853. RoDD, E. H. Occurrence of the Fork-tailed Petrel (Procellaria Leachii [Cy- 



mochorea lencorrhoa]) near Penzance. < Zoologist, xi, 1853, p. 37.56. 

 1853. Yahhell, W. Occurrence of a Petrel [Puffiuus obscurus] new to Britain oii the 



West Coast of Ireland. < Zoologist, xi, 1853, pp. 3947-3950. 

 1855. GouLO, J. On a New Species of the Genus Prion [brevirostri.s]. < F. Z. S., 



xxiii, 18.55, pp. 87, 88, pi. xciii. 

 1855. Gray, G. R. On a New Species of Thalassidronia [borubyi]. <^Atiii. Mag. 



Nat. Hist. , 2d ser. , x vi, 1855, p. 78. 

 lYom P. Z. S., May 10, 1853, p. 62. 



1855. Kj^rbolling, M. Om en uy Art, Procellaria minor, fra Greenland. <^Fdrhan(ll. 



Skandin. Naturf. i Stockholm, Sjette Mole, ar 1851, 1855, pp. 254, 255. 



1856. Fuller, A. Occurrence of the Storm Petrel (Thalassidroma [Procellaria] 



pelagica) at Newmarket and near Cambridge. < Zoologist, xiv, 1856, p. 50G5. 

 1856. Gould, J. On a new Species of the Genus Prion [brevirostris]. < Jhh. Mag. 

 Nat. Hist., 2d ser., xviii, 1856, pp. 56, .57. 

 From P. Z. *'., J uno 13, 1855, p. 87. 



1856. Retzius, [A.] On the peculiar development of the Vermis Cerebelli in the 



Albatros (Diomedea exulans). < Rep. Brit. Assoc. Adv. Set. for 1855, 1856^ 

 (Misc. Comm.), p. 133. 

 Upon which depends, it is believed, the strong, coutinnous, and tranquil flight of the bii'd. 



1857. Bloomfield, E. N. Explanation of supposed Phenomenon. < Zoologist, xv, 



1857, pp. 5365, 5366. 



Of Swallows emerging from tL ^ water: the birds being Procellaria sp. 

 1857. Cocks, W. P. Rare British Birds. <.!«». Mag. Nat. Hist., 2d ser., xix, 1857, 

 p. 107. 



Only*one sp., Cymoefiorea leucorrhoa. 



1857. Hadfield, H. W. Occurrence of the Fork tailed Petrel [Cymochorea leucorrhoa] 

 near Tnubridge. < Zoologist, xv, 1857, pp. .5429, 5430. 



1857. M'Lachlan, R. Food of the Storm Petrel [Oceanites oceanicus]. <^ Zoolo- 

 gist, XV, 1857, p. 5833. 



1857. RoDD, E. H. Occurrence of the Forktailed Petrel (Thalassidroma Leachii [Cy- 

 mochorea leucorrhoa]) near Helston. <:^ Zoologist, xv, 1857, p. 5429. 



1857. Thompsox, W. Occurrence of the Forktailed Petrel (Thalassidroma Leachii 



[Cymochorea leucorrhoa]) at Weymouth. <[ Zoologist, xv, 1857, p. 5429. 



1858. Borrer, W., Jr. Occurrence of the Fulmar Petrel (Procellaria [Fulmarus] 



glacialis) at Brighton. <^ Zoologist, xvi, 1858, pp. 5988, 5989. 



1858. Stevekson, H. Occurrence of the Dusky Petrel (Puffinus obscurus) in Norfolk. 



< Zoologist, xvi, 1858, pp. 6096, 6097, 



1859. Elwes, R. Note on the Breeding and Mode of Capture of the Short-tailed 



Petrel, or Mutton Bird (Puffinus obscurus [f ]) in the islands in Bass's Straits. 



< Ibis, i, 1859, pp. 397-399. 



1859. Hatton [i. e., Hutton], F. W. Remarks on the Southern Petrels. < Zoologist, 



xvii, 1859, pp. 6331, 6332. 

 1859. Hutton, F. W. Remarks on the [habits of the] Southern Petrels. < Zoologist, 



xvii, 1859, pp. 6379, 6380. 



1859. Marsh, G.S. Sea Birds [Procellariidse] found Inland [in England]. <^Zoolo- 



qist, xvii, 1859, p. 6492.. 

 18.59. Mathews, M. A. Occurrence of the Fulmar Petrel [Fulmarits glacialis] in 

 Barnstiiple. <^ Zoologist, xvii, 1859, pp. 6447, 6448. 



1860. HoRTON, E. Use of the Albatross [Diomedea exulans]. <^Zoo/o//(.s7, xviii, 1860, 



p. 6981. 

 Itadiiis of this bird a!< a pipc-.sti'iii ; ]ioetry on the subject. 



