CLASS IV. — PISCES. xliii 



ORDER IV. — MALAcorTERYGii AroDEs (continued J. 



Family. Genus, Suhgenns. ExampU of Species. 



w ril. Saccopharynx, Mitch S. flagellum, Mitch. 



pj ^^ I III. Gymno 



3 s 



Gymno- f 1- Gymnotus, prop. \ ^ ^^^^^^- t. Electric eel 



t,is T \ ^"■^'^P ■♦ 



lUS, /Y. . ^2. Sternarchus, Sclin. . . G. albifrons, Pall, 





IV. Gymnarchus, Cuv G. Niloticus, Cuv. 



V. Leptocephalus, Penn L. Morisii, GmeJ. 



i vSf VT OnVii li { ^- Ophidimn, prop.. . . .0. barbatum, Bl. 



< I «^pniai- I 2 Fierasfer 0. imberbe, Lin. 



um, L . , J^3_ Ammodytes, L O. tobianus, L. Sand eel 



SERIES I.— OSSEI. 



ORDER V. LOFHOBRANCHII. 



Gills in tufts ; operculum fixed by a membrane which only affords 

 a small aperture for the escape of the water. There are two genera. 



Genus. Subgenus. Example of Species. 



(1. Syngnathus, prop. . .S. acus, L. Sea adder 



I. Syngnathus, Z.. . -J 2. Hippocampus, Cuv..U. bievirostris, Cuv. 



(^3. Solenostomus, Zact^^j.FistuIaria paradoxa, Pall. 



II. Pegasus, L P. draco, L. Sea dragon 



SERIES I.— OSSEL 



ORDER VI.~Plectognathi. 



Maxillary fixed to the intermaxillary bones, and the palatal to 

 the cranium. Opercula covered in. 



Family. Genus. Subgenus. Example of Species. 



O ^ Cl. Diodon, L D. adnga, Bl. Globe-fish 



g I 1 IT- Tetraodon, L T. lineatus, L. 



^ :z; "a HI. Orthogariscus, Schn O. spinosus, Bl. Sun-fish 



. « / IV. Triodon T. bursarius, Reinw, 



O . / (\. Balistes, prop B. capriscus, L. lyea-Z/a^ 



•^ ^ % \ 2. Monocantluis, Ce^y. • -B. tomentosus, L. 



S < J I. BalisteSjZ. < 3. AkUerus, Cuv B. monoceros, L. 



^ i ) /4. Triacanthus, Cuv. .\ B- biaculeatus, Bl. Lo„g-fik- 



. w # V ( fish 



IZ; '^ V II. Ostracion, L. , . . . O. bicaudalis, Bl. 



/2 



