724 Davis — On the Fossil Fish- Remains of the Coal Measures of the British Islands. 



Pleuracanthus Isevissimus, Agassiz. 

 (PI. LXXII., figs. 1-9.) 



I. — Spines. 



Pleuracanthus la3vissimus, 



Pleuracanthus planus, 

 Pleuracanthus Isevissimus, 

 Pleuracanthus lasvissimus, 



Pleuracanthus Isevissimus, 



Pleuracanthus Isevissimus, 



Pleuracanthus pulchellus, 



Pleuracanthus planus, . 

 Pleuracanthus elegans, . 



Pleuracanthus Isevissimus, 



Pleuracanthus Isevissimus, 

 Pleuracanthus Isevissimus, 



Pleuracanthus elegans, . 

 Pleuracanthus Isevissimus, 



Pleuracanthus Isevissimus, 



Pleuracanthus elegans, . 



. Agassiz, L., 1837, " Poiss. foss.," vol. iii., p. 66, 

 pi. XLV., figs. 4, 5. 



. Agassiz, L., 1843, torn, cit., p. 177 (name only). 



. Morris, J., 1854, " Cat. Brit. Foss.," p. 339. 



. Barkas. T. p., 1873, ''Coal Meas. Paleeont.," 

 p. 17, pi. I., figs. 14-16. 



. Ward, J., 1875, " Proc. N. Staffs. Nat. Field 

 Club," p. 225. 



. Davis, J. W., 1880, " Quart. Journ. Geol. Soc," 

 vol. xxxvi., p. 325 (woodcut). 



. Davis, J. W., 1880, toe. cit, vol. xxxvi., p. 327, 

 pi. XII., fig. 2. 



. Davis, J. W., 1880, he. cit, vol. xxxvi., p. 329. 



. Traquair, R H., 1881, "Geol. Mag.," ser. ii., 

 vol. viii., p. 36. 



. Traquair, E,. H., 1888, loc. cit., ser. iii., vol. v., 

 p. 101. 



. Etheridge, E., 1888, "Foss. Brit. Islands." 



. Woodward, A. S., 1889, "Cat. Foss. Fishes 

 Brit. Mus.," pt. I., p. 5. 



. Woodward, A. S., 1889, loc. cit., pt. i., p. 9. 



. Wakd, J., 1890, "Trans. N. Staffs. Inst. Mining 

 and Mech. Engin.," vol. x., p. 134, pi. iii., 

 fig. 8. 



. Woodward & Sherborn, 1890, " Cat. Brit. Foss. 



Verteb.," p. 154. 

 . Woodward & Sherborn, 1890, loc. cit, p. 154. 



