116 



Notice of a Double Fish 



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fi 



leaves and flowers in continual succession till it is checked by autum- 

 nal frosts. 



It appears then that these two plants are very dissimilar in their 

 roots, in their petioles, in their leaves, in their racemes, and in their 

 temperaments ; and if these differences are permanent, which I have 

 seen no reason to doubt, they must be very distinct species. 



Art. XX. — Notice of a Double fish ; by Syl. Churchill. 



The annexed drawing represents a pair of cat-fish, (a species of 

 Silurus? L.) which were taken alive in a shrimp net, at the mouth 

 of Cape Fear river, near Fort Johnston, N. C, in August, 1833, 

 and presented to Professor Silliman. One of them is three and a 



half, the other two and a half inches long, including the tail, — the 

 smallest, emaciated and of sickly appearance. They are connected 

 in the manner of the Siamese twins, by the skin at the breast, which 

 is marked by a dark streak, at the line of union. The texture and 

 color otherwise, of this skin is the same as that of the belly. The 

 mouth, viscera, &c, were entire and perfect in each fish, but, on 

 withdrawing the entrails, through an incision made on one side of 



