46 



a) b) 



mm. mm. 



Distance from extremity of shout to vent 291 ' 258 



Length of head 5 5 



Distance from extremity of snout to eye's 



anterior margin 2 2 



Eye's diameter 1 1 



c) d) Messina. A. Appellof. 2 specimens 1888, 

 defective. 



e) Messina; harbour, surface, night-time. C. Bo- 

 vallius. 1801. Feb. 13. 



Length of body 260 mm. 



Greatest height of body 6 „ 



Distance from extremity of snout to vent . 249 „ 



Length of head 5 „ 



Distance from extremity of snout to eye's 



anterior margin 2 „ 



Eye's diameter 1 „ 



2. T. hyalinus. FacciolA. 



Syn. Oxystomus hyalinus Eafinesque. Ind. d'ittiol. sic. 1810. 



p. 62. t. 2. f. 2. 

 Oxystomus hyalinus Facc, Naturalista Sic. Anno I. N:o 8. 



1882. p. 187. t. VII. f. 1. 

 Tilurus hyalinus Facc, Rivista sp. Leptoc. etc. 1883. p. 199. 



This species too is represented by five individuals, 

 four captured by Dr. Appellof near Messina in 1888 

 and one by Dr. Bovallius in the same locality on 

 Feb. 20. 1891. 



a -d) Messina. A. Appellof. 4 specimens. 1888. 



a) b) c) d) 



mm. mm. mm. mm. 



Length of body 309 267 263 242 



