VI 



105. Cyclopterus lumpus 



106. „ minutus 

 107- „ spinosus 



108. „ ventricosus 



109. „ (Liparis) communis 



EcHENEIDE/E 



110. Echeneis naucrates 

 MALACOPTERYGII APODES 



Anguilliformes 



CONTENTS. 





Page 





Page 



260 



111. Anguilla rostrata . 



. 261 



262 



112. Ophidium viride 



2*71 



263 



113. Saccopharynx ampullaceus 



211 



263 



114. Ophidium stigma 



273 



263 



115. „ Parrii 



. 274 



265 



116. Ammodytes lancea 



275 



266 



LOPHOBRANCHII 



. 276 



261 



PLECTOGNATHI 



277 



267 



United States' 1 species 



. 277 



CARTILAGINOUS FISHES. 



CHONDROPTERYGII ELEUTHERO- 



POMI . . . .278 



Sturionide^; . . . 278 



United States* species . . 278 



Lovetsky' s arrangement of Sturgeons 281 



117. Acipenser transmontanus . 278 



118. „ rubicundus . . 284 

 131. „ Rupertianus . .311 

 118. Chimeera ... 285 



CHONDROPTERYGII TREMATOP- 



NEONTES . . .287 



Selachii .... 287 



United States' species . . 287 



119. Squalus (Carcharias) vulgaris . 288 



120. „ „ Terrae novae 289 



121. „ (Selache) maximus . 291 



122. „ (Spinax) acanthias . 291 

 132. ,, (Scymnus) gunnen . 313 



123. Raia fullonica . . . 291 



Cyclostomata .... 292 



124. Petromyzon tridentatus . 293 



125. „ fluvialis . . 294 



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