xviii LIST OF PLATES. 



Page. 



339. The Cominoii Eel, Anguilla imlyariD Tiirton ~. 630 



Dnnving by U. L. Todd, fiom No. 20470, U. S. National Musonm, collected at Holyoke. ilnssachusetts, 1876, by U. S. 

 Fish Commi^siou. 



240. The Conger Sea Eel, Lcptoceiihidiis conger (L.) ,1. & G 656 



Drawing by II. L. Todd, Iroiu No. 10027, U. S. Kaliuuul Museum, collected at Noank, Conn(;clicut, October 10, 1874, by 

 J. n. Lalliam. 



241. The Bow I'm or Mudfish, Amia caha L 659 



Drawiug by H. L. Todd, from No. 6702, U. S. National Museum. 



The Short-nosed Gar Pike, Lepidosletis plali/sloiiiits Rat' 604 



Drawing by n. L. Todd, Irom No. 3241, U. S. National Museum, collected at Cleveland, Ohio, by Professor S. F. P.aiid. 



242. The Paddle-fish, Pohjodon apalula (VValb.) J. & G 600 



Under view. Drawing by H. L. Todd, from No. 12235, U. S. National Museum, collec*ted at Cincinnati, Ohio, by J. W. 



Milner. 

 Side view. Drawing by H. L. Todd, from No. 12235, U. S. National Museum, collected at Cincinnati, Ohio, by J. "W. 



Milner. 



243. The Coimnon Sturgeou, Acijimser atiirio L. (= A. oxi/rhynchus) 6C0 



Drawing by H. L. Todd, from No. 22495, TJ. S. National Museum, collected in Potomac River by William Woltz. 



The Short-nosed Sturgeon, Acipcns( r hrcvirostris Le Sueur 660 



Drawn from a photograph of a specimen collected at Wood's Holl, Massachusetts, 1871. 



244. The Lake Sturgeon, ^Icijjenser ruhicuiuhtu Le Sueur _. 661 



Drawing by H. L. Todd, from No. 10252, TJ. S. National Museum, collected at Ecorse, MicbigaD, by J. W. Milner. 



The Shovel-nose Sturgeon, Scapldrhyiuhnps 2)lati/r]ii/iuhiis (IJaf. ) Gill 603 



Drawing by H. L. Todd, from No. 22159, U. S. National Museum, collected at Mount Cannel, lUinois, 1878, by Robert 

 Kidgway. 



245. The Southern Sting Eay, Tri/gon sabiiia Le Sueur 665 



Drawing by H. h. Todd, from No. 31043, U. S. National Museum, coUectod at Galveston, Texas, by Professor D. S. 

 Jordan. 



246. The Barn-door Skate, i?ni« ?ffimsMitchill 667 



Dr.awing by H. L. Todd, from No. 21577, U. S. National Museum, collected at Gloucester, Massachusetts, October, 1878, 

 by U. S. Fish Commission. 



247. The Torjjedo, Torpedo occidenlalis Storer 667 



Drawing by H. L. Todd, from cast of specimen in TJ. S. National Mu8«nm, collected at Wood's Holl, Massachusetts, 

 1H71, by U. S. Fish Commission. 



248. The Sawfish, Prisiis pcctiiudus Latham 668 



(Side view.) Drawing by H. L. Todd, from No. 30678, TJ. S. National Museum, collided at Pensacola. Floiida, by Silas 



Ste.arns. 

 (Under view.) Drawing by H. L. Todd, from No. 30678, U. S. National Museuoi, collected at Peus.icola, Florida, by 



Silas Stearns. 



249. The Basking Shark or Bone Shark, Cetorhiiius ninximus (L.) BhiinviUe 663 



Copied by H. L. Todd, from Plate 6, Aunales du Muse© d'Oisteire Naturelle, Vol. 18. 



The Mackerel Shark, Lamna cornuhicri (Giuel.) Fleuiiiig 670 



Dr.iwing by H. L. Todd, from No. 27368, U. S. National Museum, collected at Santa Cruz, California, 1880, by .Jordan 

 A: Gilbert. 



2f>0. The Thrasher Shark, Alopias rulpes (Gmol.) Bouap 672 



Diawiug by H. L. Todd, from No. 25962, U. S. National Museum, collected at Eastern Point, Newport, Rhode Island, 

 August 11, 1860, by Captain Eockliff. 



The Horned Dogfish, Squalus acanthias L 673 



Drawing by U. L. Todd, from No. 22316. U. S. National Museum, collected at Gloucester, Massachusetts, 1878. by U. S. 

 Fish Commission. 



The Tope, or Oil Shark, Galcorhinus galeus (L. ) Blainville 676 



Dr.awing by H. L. Todd, from No. 26973, U. S. Natioual Museum, collected at Monterey, California, 1880, by Jordan & 

 Gilbert. 



251. The Sea Lamprey, Pelromyzon marinus L 677 



Drawing by II. L. Todd, from No. 10654, U. S. National Museum, collected at Wood's Holl, Mas-sachusetts, by Vinal N. 

 Edwaids. 



The Ala.ska Brook Lamprey, Jmmocsto aureus Bean 



Driiwing by H. L. Todd, from No. 21524, U. S. N.ational Museum, collected at Yukon River, Alaska, by L. M. Turner. 



252. The Sliiiu! Kv\ or Hag, Miixinc glu'inosaLi .■ 681 



Diawing by U. L. Todd, from No. 234C0, U. S. National Museum, collected at sea, by Captain E. L. Monison. 



253. The Sliort -finned Squid, Ommastrcphes iUeeehrosua (Le S.) Verrill 687 



Drawing of young male from Provincotown, ilassacliusctts. 

 The Giant Squid, Architeulhis princeps 'Verrill 687 



Drawing by Professor A. E. Verrill, from specimen obtained at Fortune Bay. Newfoundland, December, 1874. 

 Common Squid, Loligo J-ealei (Le S.) 687 



Drawing of female from Vineyard Sound, Massachaaetts. 



