B52 MEMOIRS OF THE CARNEGIE MUSEUM 
9. Urolophus crassicaudatus (Blainville). 
10. Promyliobatis gazole (Zigno). 
11. Lamna vincentt Winkler. 
12. Odontaspis hopei Agassiz. 
13. Carcharodon auriculatus Agassiz. 
14. Pseudogaleus voltai Jackel. 
15. Alopiopsis plejodon Lioy. 
16. Carcharias (Scoliodon) cuviert (Agassiz). 
17. Mesiteia emilie Kramberger. 
Fig. 1. Figure of a “Sting-ray” prepared and mounted to represent the form of a dragon, as was done by 
the Italian fishermen in the seventeenth century. Reproduced from the works of Ulysses Aldrovandi, Vol. IV (De 
Piscibus), p. 443. Bologna, 1638. 
Family TryGonip@. 
1. Trygon muricata (Volta).* 
1796. Raja muricata, G. 8. Volta, Ittiolit. Veronese, p. 37, pl. EX, figs. 1, 2. 
1818. Trygonobatus vulgaris, H. D. de Blainville, Nouv. Dict. d’Hist. Nat., Vol. 
DOV I o50) 
1835. Trygon gazzole, L. Agassiz, Neues Jahrb., p. 297. 
1843. Trygon gazzole, L. Agassiz, Poiss. Foss., Vol. III, p. 382**. 
1861. Alexandrinum, R. Molin, Sitzungsb. k. k. Akad., Wiss. Wien, Vol. XL, 
p. 579. 
1874. Alexandrinum molinii, A. de Zigno, Mem. R. Istit. Veneto, Vol. XVIII, 
p. 299, pl. XIT. 
1874. Alexandrinum molinti, A. de Zigno, Catalogo Ragionato dei Pesci Fossili, 
joy dla 
1874. Trygon gazo'e, A. de Zigno, op. cit., p. 180. 
*The Editor has taken the liberty of substituting the feminine form, muricata, for the masculine, as the noun 
Trygon is feminine. W. J. H. 
