42 Pisces. 
V. PISCE8. 
Guleocerdo acutus } n. sp. (foss.) ; Storms, t. c. p. 81, pi. iv, fig. 18, 
Rupelian of Belgium. G . jaekeli, n. sp. (foss.) : for a tooth from 
the Chalk of Kent; A. S. Woodward, Ann. Nat. Hist. (6) xv, 
1895, p. 4, pi. i, figg. 5-7. 
Galeus cuvieri, n. sp. (foss.) ; Jaekel, Eoc. Selach. y. Monte Bolca, 
p. 172, fig., Eocene of Monte Bolca. 
Lanina , Cuv. : on the fossil species of Oxyrhina ; Eastman, Palseontogr. 
xli, 1895, pp. 149-192, pis. xvi-xyiii. L. (?) quinqaelateralis , n. sp. 
(foss.) ; Cragin, Colorado College Studies, y, 1894, p. 72, pi. ii, 
figg. 9 & 10, Neocomian of Kansas. 
Carcharodon rondeletii , M. & H. : on the capture |of specimens in the 
Mediterranean ; Riggio, Natural. Sicil. xiii, 1894, p. 180 ; Facciola, 
t. c. p. 182. 
Selache maxima , M. & H. : note on a young specimen ; L. Vieira, Ann. 
Sci. nat. Porto, v, 1894, p. 137, pi. yii. 
Pseudugale.us } n. g., occupying a position intermediate between Car - 
chariidcs and S^lliidce, for P. voltai , n. sp. (foss.) ; Jaekel, Eoc. 
Selach. v. Monte Bolca, p. 170, pi. yii, Eocene of Monte Bolca. 
Scy Ilium hispidum , Ale., figured by Alcock, 111. Jnvestig., Fish. pi. viii, 
fig. 3 (1894). 
Hybodus clarkensis , n. sp. (foss.) ; Cragin, Colorado College Studies, v, 
1894, p. 72, pi. ii, figg. 11-14, Neocomian of Kansas. 
Euphy acanthus, n. g., resembling Tristychius , Ag., save in the position of 
the denticles of the dorsal spines, which are within and not on the 
limiting margins of the posterior area. E. semistriatus , n. sp., 
Traquair, Ann. Nat. Hist. (6) xiv, 4894, p. 371, pi. ix, figg. 2-6, 
Lower Carboniferous, Edinburgh district. 
Tectospondyli. 
Iu describing the Selachians of Monte Bolca, Jaekel (Eoc. Selach. v. 
Monte Bolca, 1894) discusses the phylogeny of the Rays or Skates, 
which he proposes to divide into two great groups, viz. : — Rhinoraji 
( Torpedinidce, Pristklce, Rhinobatulte i Raiidce ), and Centrobatidcu 
( Trygouincx , Myliobatincv ) . 
On the microscopical structure of the electric organ in Torpedo ; Iwanz- 
oef, Bull. Soc. Moscou, 1894, pp. 358-399 & 407-489, pis. ix-xi. 
Paracentro scy Ilium ornatum, Ale., figured by Alcock, 111. Investig., Fish, 
pi. viii, fig. 2 (1894). 
Centrina bruniensis } n. sp., Morton, P. Soc. Tasmania f. 1893, p. 211 
(1894), Tasmania. 
Squatina angeloides , Van Beneden (foss.) : notes by Storms, Mem. Soc. 
Beige Geol. viii, 1894, p. 74, pi. iv, figg. 13-16. 
Rhinobatus tesselutus , n. sp. (foss.) ; W. von der Marck, Paleeontogr. 
xli, 1894, p. 42, pi. v, figg. 1-4, Cretaceous of Westphalia. 
