336 BRITISH FOSSIL VERTEBRATA. 
CETOTHERIUM, J. F. Brandt, Bull. Phys.-Math. Acad. Imp 
Sci. St. Pétersbourg, vol. i, 1842 (1843), p. 145. 
PLESIOCETOPSIS, J. F. Brandt, Mém. Acad. Imp. Sci. St. Péters- 
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PLESIOCETUS, P. J. Van Beneden, Bull. Acad. Roy. Belg. [2] 
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HETEROCETUS, P. J. Van Beneden, z67d., vol. 1, 1880, p. 21. 
AMPHICETUS, P. J. Van Beneden, 24zd., vol. 1, 1880, p. 20. 
?brevifrons, P. J. Van Beneden, Bull. Acad. Roy. Belg. [2] 
vol. xxxiv, 1872, p. 17; R. Lydekker, Quart. Journ. Geol. 
Soc., vol. xlili, 1887, p. 12, and Cat. Foss. Mamm. B. M., 
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FHreterocetus brevifrons, P. J. Van Beneden, Bull. Acad. Roy. 
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Cetotherium (Plestocetopsis) brevifrons, J. F. Brandt, Mém. 
Acad. Imp. Sci. St. Pétersbourg, vol. xx, 1873, p. 145. 
Loc. Red Crag ; Woodbridge. [Atlas and axis vertebre ,; Brit. 
Mus.| 
brialmonti (Van Beneden), R. Lydekker, Quart. Journ. Geol. 
Soc., vol. xliii, 1887, p. 12, and Cat. Foss. Mamm. B. M., 
pt. v, 1887, p. 42. 
Plestocetus brialmontit, P. J. Van Beneden, Bull. Acad. Roy. 
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Loc. Red Crag ; Woodbridge. [Axzs vertebra; Brit. Mus.] 
burtini, Van Beneden. v. Cetotherium hupschi. 
dubium, P. J. Van Beneden, Bull. Acad. Roy. Belg. [2] vol. xxxiv, 
1872, p. 18; R. Lydekker, Quart. Journ. Geol. Soc., vol. xliii, 
1887, p. 12, and Cat. Foss. Mamm. B. M., pt. v, 1887, 
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Plesiocetus dubtus, P. J. Van Beneden, Bull. Acad. Roy. Belg. 
[2] vol. 1, 1880, p. 18. 
Cetotherium (Plestocetopsts) dubtum, J. F. Brandt, Mém. Acad. 
Imp. Sci. St. Pétersbourg, vol. xx, 1873, p. 146. 
Loc. Red Crag ; Woodbridge. [Pertotic bones; Brit. Mus.] 
? hupschi, [-ii] P. J. Van Beneden, Bull. Acad. Roy. Belg. [2] vol. 
XXXIV, 1872, p. 17; R. Lydekker, Cat. Foss. Mamm. B. M., 
pt. v, 1887, p. 45. 
Plesiocetus hupschii, P. J. Van Beneden, Bull. Acad. Roy. Belg. 
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Cetotherium (Plesiocetopsis) hupschit, J. F. Brandt, Mém. Acad 
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Cetothertum hupschi, vel C. burtinit, R. Lydekker, Quart. Journ 
Geol. Soc., vol. xhii, 1887, p. 12. 
Loc. Red Crag; Woodbridge. [Centrum of axis, centrum 0} 
caudal, and part of right temporal; Brit. Mus.| 
