$08 LUTRA, MADREPORA. 



body red, with eight rows of prickles which 

 are invisible to the naked eye ; 140 rings with 

 four pair of prickles to each. 

 See MS. P. 



i 3. LUTRA. Spec. 8. 



canadensis, (otter,) hind feet palmate; black ; fur 



smooth ; tail long, tapering. 

 CWnmuntS) (common otter,) hind feet palmate, na- 



ked ; tail half as long as the body ; fur deep 



brown ; whiskers large ; ears short 5 feet five- 



toed. 2 feet long. 

 See MS, P. 



M. 



i 3. MACHOPUS. Spec. 3. 



inajor 9 (kangaroo,) tail long, thick ; hind feet three 

 times as long as the fore feet ; three-toed. 

 See MS. P. 



4 3. MACROURUS. Spec. i. 

 mpestris, dorsal fins two, the first ray of the first 

 fin toothed backward. Three feet long. 



See MS. P. 



93. MACTRA. Spec. 16. 

 solida, shell opake, smoothish, sub-antiquated, 

 lutraria, shell oblong-oval, smooth, without late- 

 ral teeth. Resembles a Mya. 



See MS. P. 



13 2. MADREPORA. Spec. 118. 

 Section A. Composed of a single star. 



turbinata, (stone knot,) turbinate, sessile, with a 

 a hemispherical concave star. Found fossil* 



