342 ACIPENSERID.!. 



16. Acipenser mediorostris. 



Ayres, Proc. Calif. Ac. Nat. Sc. i. p. 15 ; Diim6nl, Nouv. Arch. Mus. 

 1867, p. 167, p'l. 13. fig. 2 *. 

 Snout rather produced, about two-fifths of the length of the head ; 

 barbels short, simple. Osseous shields well developed ; 11 on the 

 back, 28 on the side, and about 10 along the abdomen. Skin with 

 numerous stellate ossifications, unequal in size. Anal Jin entirely 

 behind the dorsal. D. 36. 

 California. 



17. Acipenser sturio. 



Sturgeon; Stor; Esturgeon. 



a. Synonymy of examples of the Old World. 



? 'Ovi(TKos, Aristof. Hist. Anim. ; Athcn. lib. viii. 



? Attilus, PUn. Hist. Nat. ix. c. 17 ; Pondel. p. 173 ; Bellon. De Aquat. 



p. 102; Wilhujhby, p. 241, tab. P 7. fig. 2; Aldrov. v. p. 363; 



Jonston, tab. 28. fig. 4. 

 Sturio, Salvian. fol. 113, tab. 112; Williighhy, p. 239, tab. P 7. 



fig. 3; Rondelet. p. 410; Gesner, Aquat. p. 73; Jonston, tab. 23. 



Acipenser rerus, Aldrovand. iv. p. 527. 



Acipenser, sp., Artedi, Syn. p. 91. no. 1, and Gen. p. 65. uo. 1 ; Gronov. 



Mus. i. p. 60. no. 131, and Zoajthifl. p. 39. uo. 140. 

 ^cha, iii. p. 101, tab. 29. fig. 19. ' 

 Acipenser sturio, L. Syst. Nat. i. p. 103; PL Fisch. Deutschl. iii. 



p. 89, tab. 88 ; PI. Schti. p. 347 ; Pisso, Ichth. Nice, p. 56, and 



Pur. 3Ierid. iii. p. 1G6 ; Lacep. i. p. 411 ; Pennant, Prit. Zovl. iii. 



p. 164, pi. 22 ; Donovan, Prit. I'ish. pi. 65 ; Nardo, Prodr. Adr. 



Ichth. p. 10 ; Faber, Fische Islands, p. 46 ; Fhstrom, Fisch. Mtirkd, 



p. 118; Prandt ^- Ratzeb. ii. pp. 17, 352, tab. 3. fig. 1 ; Fitz. ^ 



Heckel, Ann. Wicn. Mvs. i. p. 307, tab. 27. fig. 8, tab. 28. figs. 3 & 4 ; 



Ponap. Faun. Ital. Pesc. c. fig. ; Parnell, Fish. Firth of Forth, 



p. 243 ; Jcnyns, Man. p. 493 ; Yarrell, Prit. Fish. ii. p. 476, or Srd 



edit. ii. p. 442 ; Nilsson, Skand. Faun. Fisk. p. GC9; Aroyer, Skand. 



Fisk. iii. p. 747 ; Heckel ^- Kner, iSii.ssurisse>Jisrhe, p. 302, with figs. ; 



Sclys-Longchamps, Faune Pelge, p. 185 ; iiebold, ii<i(ssu'asser/ische, 



p. 363 ; Planchard, Poiss. France, p. 505. 

 Sturgeon, Pennant, Prit. Zool. iii. p. 124, tab. 19 ; Covch, Fish. Prit. 



Isl. i. p. 157, pi. 35 (bad). _ 

 Esturgeon, Duliamel, Peches, iii. p. 221, pi. 1. 

 Acipenser lichtensteinii, PI. Schn. p. 348, tab. 09 ; Prandt ^- Patzeb. 



ii. p. 21, tab. 2. fig. 1 (young) 

 latirostris, Parnell, Fish. Firth of Forth, p. 245, pi. 39 (bead) ; 



or Trans. P. Soc. Edinb. xiv. pi. 4 (copied in Yarrell, Prit. Pish. 



3rd edit. ii. p. 460). 



thompsoui, Pedl, in Thompson, Nat. Hist. Ireland, iv. p. 245. 



hospitus, Kroyer, Skand. Fisk. iii. p. 780. 



yarrellii, Pumcril, Nouv. Arch. Mvs. iii. p. 164. 



Anatomy : Posenthal, Ichthyot. Taf. tab. 24 ; 3Ionro, Pan d. Fisch. 



tab. 8 ; Par, in Meckel's Arch. 1826, p. 363 ; Prandt ^- Patzeb. I. c. 



* The length of the snout is contained twice and one-tliird in the entire figure 

 of the fish, and twice and two-thirds in tliat of the licad ! 



