THE NAUTILUS. 29 



Siliquaria gibha, Adams. 

 Solen ensis, Linn. 

 Tellina polita, Say. 

 Tellina tenera, Say. 

 Teredo navalis, Linn. 

 Urosalpinx cinerea, Say. 

 Venus mercenaria, Linn. 

 Venus mercenaria var. notata. Say. 

 Additional species found by other observer; 

 Anoniia aculeata, Gmel. 

 Anomia electrica, Gld. 

 Bela harpularia, Couth. 

 Fasciolaria granosa, Brug. 

 Fusus tornatus, Gld. 

 Littorina rudis, Don. 

 Mactra lateralis, Say. 

 Macoma fusca, Say. 

 ]Mytilus liamatus, Say. 

 Scalaria angulata, Say. 

 Scalaria lineata, Say. 

 Sigaretus perspectivus, Say. 

 Solen viridis, Say. 

 Yoldia limatula, Say. 



A MAMMOTH LAND SNAIL. 



In the West American Scientist for April, 1889, under the head of 

 "A New Florida Bulimulus," follows the description of an alleged 

 .species of the group above named the dimensions of which are given 

 as " length, 19 inches, diameter 8 inches." I don't believe that my 

 esteemed friend Hemphill ever collected a land animal of the 

 molluscan type quite as large as this. I wish that he had and I am 

 sure if a beast of this size exists anywhere on the planet, it should 

 when found be named for him, for I know of no man more worthy 

 of such an honor. Let us return to the big Bulimus and consider 

 its dimensions and what these figures mean : 



Bulimus ovatus of Miiller, a Brazilian species " attains the length 

 of six inches and is sold in the markets of Rio." It has an egg an 

 inch in length when liatched, say the size of a robin's Qgg. AVitli 

 this for a standard, the nineteen inch fellow from Florida may be 



