1163 



THE SAGRE (.sw. blakaxan). 

 ETMOl'TEHUS SPIXAX. 



Plntf LI, \\g. 3. 



Skin shag reeved irifh CKrred, sefifonn spines, expanding info three or four arms at the base. Coloration above 



blackish blue, underneath coal-black. 



W B 



Fig. 340. Teeth and scales of the Sagre (Etmopteriis spinax). a, two teetli from the upper jaw; b, the four niiddle, longitudinal rows 

 (if mandibular teeth, removed from the jaw and seen from in front, the descending compensatory teeth being visible through the mucous 

 membrane; c, the same rows of teeth, seen from behind (from within); a — c, from a female 42 cm. loug, X i\ d and e, scales, anterior 



and lateral aspects. X .ibout 4.5. 



.Vyji. Galens Acanthias seu spinar fiiscus, Willuuhb., Hist. Pise, 



p. 57. S'pmbis pinna ani carens; naribus in extremo rostro, 



Art., IchthyoL, Gen. Pise, p. 67; ^'yn. Pise, p. 95. 

 Sijualns Spiuaic, Lin., Syst. .^'a^, ed. X, tom. I, p. 233! 



Martin, Vet. Akad. Handl. 1761, p. 227; Lin., Fna Siiec, 



ed. 2, p. 107; Gunn. {Sorthaaen), Trondhj. Sels. Skr., vol. 



II (1763), p. 313, tab. VIII; Asoan. {Blaataske), Icon. 



Rer. Nat., tab. XXXVII; Retz., Fna Suec. Lin., p. 305; 



Risso, Ichtli. Nice, p. 41 ; Id. {Acanthias), Eur. Mer., torn. 



Ill, p. 132; NiLSS., Prodr. Ichtliyol. Scand., p. 118. 

 Etmopteriis acideatus, R.ikin., Car. N. Gen.. Spec, p. 14, 



tab. XIII, fig. 3. 

 Spinax niger, Cloquet, Diet. Sc. Natur.. T. 1 (Suppl.), p. 93; 



Agass., Poiss. Foss., tom. Ill, pp. 61. 93, tabb. A, 6g. 3; 



B, figg. 4, 5; BoxAP., Iconogr. Fna Ital., Pest-i, tab. 141; 



MCll., Hle, Plagiost., p. 86; Kr., Damn. Fisk:. vol. Ill, 



p. 893; NiLSS., Skand. Fna, Fisk., p. 729; DCm., Hist. 



Nat. Poiss. (N. su. a Bufe.), tom. I. p. 441, tab. 4, figg. 



13 et 14; Gthr, Cat. Brit. Mus., Fish., vol. VIII, p. 424; 



Coll., Forh. Vid. Selsk. Chmia 1874, Tillsgsh., p. 212; 



1879, No. 1, p. 104; Gigl., Espos. intern, pesca Berlino 



1880, Sez. ItaL, Cat., p. 113; MoR., Hist. Nat. Poiss. Fr., 

 tom. I, p. 348; Doderl., .I/oh. Ittiol. Medit., fasc. II, p. 

 96; Storm, N. Vid. Selsk. Skr. Trondhj. 1883, p. 44; Car., 

 Prodr. FncE Medit., vol. II, p. 504. 



S'l'ina.r Gnnneri, Rhdt, Overs. D. Vid. Selsk. Forh. 1824 — 27, 

 p. XVI; Coll., N. Mag. Naturv. Chmia, Bd 29 (1884), p. 

 117; LiLLJ., Sv., Norg. Fna, Fisk., vol. Ill, p. 673. 

 ? Acinithiditim pusillum, Lowe, Fish. Mad., p. 37. tab. VI. 

 ■Spinax Linnei, Malm, Gbgs, Boh. Fna, p. 626. 



The Sagre i.s the smallest Europea;n Shark. It 

 would scarcely appear to attain a length of half a 

 metre: Gunnekus's largest specimen was "somewhat 

 more than half an ell in length" (between 30 and 40 

 cin.), and the largest female obtained by Storm from 

 Trondhjein Fjord was 47 cm. long. The body is of a 

 terete, fusiform shape, with rather indistinct hog-back", 

 flatly convex on the forepart of the back and on the 

 belh% somewhat flattened at the middle of the sides, 

 deepest at the first dorsal fin, and gradually passing 

 forwards from this yjoint into the flatly depressed snout, 

 though with a depression at the_ occiput, between the 

 spiracles, and a corresponding swelling below, at the 

 lower jaw and the hyoid bone. The peduncle of the 



" In old females, 

 pronounced. 



vitli belly distended by ova or foetuses, the hog-backed form (rounded triangular section) of the body is more 



