518 ADDENDA. 



Page 366. Carcharias obscurus. 



Storer, Mem. Amer. Acad. ix. 18G7, p. 219, pi. 36. fig. 2. 



Page 381. Zygsena malleus. 

 Storer, Mem. Amer. Acad. ix. 1867, p. 229, pi. 38. fig. 3. 

 Page 386. Mustelus canis. 

 Storer, "Mem. Amer. Acad. ix. 1867, p. 227, pi. 37. fig. 2, figures 

 an American example ; but his description does not contain any in- 

 formation on its embryology. 



Page 389. Lamna cornubica. 



Carcharias griseus, St,orer, Mem. Amer. Acad. ix. 1867, p. 217, pi. 36. 

 fig. 1. 



Page 390. Lamna spallanzami. 



Lamna punctata, Storer, Mem. Amer. Acad. ix. 1867, p. 225, pi. 37. 

 fig. 1. 



Page 392. Carcharodon rondeletii. 



Carcharias atwoodi, Storer, Mem. Amer. Acad. ix. 1867, p. 222, pi. 36. 

 fig. 4. 



Page 393. Alopecias vulpes. 



Carcharias vulpes, Storer, Mem. Amer. Acad. ix. 1867, p. 221, pi. 36. 

 fig. 3. 

 A skeleton in the Liverpool Museum has 364 vertebraj. 



Page 394. Selache maxima. 

 Selache maxima, Storer, Mem. Amer. Acad. ix. 1867, p. 229, pi. 37. 



fig. 3. 

 Cetciihinus blainvillei, Capello, Jorn. Ac. Sc. Lish. 1869, p. 233, with fig. 



Page 411. CMloscyUium indiciim. 

 a'-c. Young. From the Collection of the East-India Company. 

 Page 427. Lsemargus rostratns. 

 CapeUo, Jorn. Acad. Sc. Lisb. vi. 1869, p. 146, tab. 9. fig. 2. 

 Page 441. 

 lihinohatug productus is from California. 



Page 442. Add a new species : — 

 1«. RMnobatus spinosus. 

 Anterior nasal valve not dilated laterally. Snout much produced, 

 the distance between the outer angles of the nostrils being one-half 

 of that between the mouth and the end of the snout. The rostral 

 ridges are confluent, very narrow, with a verj' small and short 

 groove at the base, and in their entire length provided with spines. 

 Mouth nearly straight. Compressed spines with dilated base along 

 the median line of the back, on the shoulder, and above the eye and 

 spiracle ; the entire upper surface rough. Snout white. 

 Mexico. 



a. Stuffed. 13 inches lone;. Purchased. 



