MTLIOBATID^. 
125 
MyJiobatis Jiaidingeri, G. von Munster, op. cit. pt. vii. p. 24, 
pl.iii. fig. 3; J. I’robst, tom. cit. p. 03. — Miocene; Vienna 
and Baltringen. 
Myliohatis lateralis, L. Agassiz, tom. cit. p. 331, pi. xlv. figs. 24-27. 
— London Clay ; Isle of Slieppey. 
Myliohatis leptacanihus, A. de Zigno, tom. cit. p. 686, pi. v. fig. 5. 
— Upper Eocene ; Monte Bolca. 
Myliohatis marginalis, L. Agassiz, tom. cit. p. 331. — Upper 
Eocene ; Barton Cliff. 
Myliohatis oweni, L. Agassiz, tom. cit. p. 331, pi. xlv. figs. 11-13 ; 
F. Dixon, Foss. Suss. jd. x. fig. 10. — Middle Eocene; 
Bracklesham Bay. 
Myliohatis {Zyyohatis) rima, II. von ileycr, Neues Jahrb. 1844, 
p. 334. — L. Miocene ; Weinbeim, Hessen-Darmstadt. 
Myliohatis (Zyyohatis) ruyosus, II. von Meyer, Eeues Jahrb. 
1844, p. 335. — L. Miocene; Weinbeim. 
Myliohatis speciosvs, G. von Munster, op. cit. pt. v. (1842) p. 67. 
— Miocene; Ifeuddrfl, near Vienna. 
Myliohatis sternheryii, L. Agassiz, ton*, cit. p. 330, pi. xlv. fig. 10. — 
Valley of Brenta. 
Myliohatis <uZwp!Ci«,L. Agassiz, tom. cit. p. 331, pi. xlv. figs.21-23; 
F. Dixon, op. cit. pi. x. fig. 36. (?) F. Noetling, Abb. Geol. 
Specialk. rreusseu u.Thiiring. Staaten, vol. vi. pt. 3 (1885), 
p. 22, pi. ii. fig. 2. — Eocene ; S.E. England. 
Bates hiserratus, J. Probst, Wiiitt. Jabresb. vol. xxxiii. (1877), 
p. 02, pi. ii. fig. 5. — Molasse ; Baltringen, AVurtemberg. 
Bates Jlaitans, J. Probst, tom. cit. p. 01, xd. ii. fig. 4. — Molasse ; 
Baltringen. 
Bates lineatus, J. Probst, tom. cit. p. 00, id. ii. fig. 3.— Molasse ; 
Baltringen. 
Bates sjicetahilis, J. Probst, tom. dt. p. 88, pi. ii. fig. 1. — Molasse; 
Baltringen. 
Vertebrae supjjosed to be referable to Myliohatis arc described by 
C. Basse (Xaturl. Syst. Elasm., Besond. Tbeil, p. 154), from the 
Jurassic, Cretaceous, and Tertiary of the Continent. 
Genus RHINOPTERA, Miiller (“ ea; Kuhl”), 
[Abb. pbys.-matb. Cl. k. Akad. Wiss. Berlin, 1834, p. 236.] 
Syn. Zygfjbates, L. Agassiz, Poiss. Foss. vol. iii. 1843, p. 328. 
Mylorhina, T. GUI, Ann. Lyc. Nat. Hist. New York, vol. viii. 
1867, p. 136. ’ 
Miermrusus, T. Gill, tom. cit. p. 1.36. 
Head free from the disk ; so-called cephalic fins paired. Teeth 
