6. MALTHE. 201 



Malthea longirostris, Cnv. Sf Vol. xii. p. 450. pi. 365. 



nasuta, Ciw. Sf Val. xii. p. 462 (not M. cubifrons, Richards.). 



notata,CMy. Sf Val. xii. p. 453, cop. by Dekay, I. c. ; Casteln. Anim. 



nour. Amer. Sud, Poiss. p. 2(3. pi. 12. fig. 4. 



angusta, Cuv. ^- Val. xii. p. 454. 



? JMalthea truncata, Cui\ 4- V(d. xii. p. 454. 



Maltbea giiacucuja, Custeln. I. c. 



Skeleton : JRosenth. Ichthyot. Taf. pi. 19. fig. 2 (Lophiiis bistrio). 



D. 4. A. 4. V. 1/5. Vert. 19. 



The distance bet^^een the anterior angles of the orbit is much less 

 than that between the hinder ones. Forehead produced into a more 

 or less elongate subcorneal process ; the groove for the rostral ten- 

 tacle is higher than broad. 



Atlantic coasts of Tropical America, extending northwards to the 

 latitudes of Newfoundland. 



The snout varies in length ; it is — 



a, one-sixth of the total length : MaUhea longirostris, C. & V. 



a. Fine specimen. Para. Presented by J. P. G. Smith, Esq. 



b. Skeleton. Para. Presented by J. P. G. Smith, Esq. 



/3, one-seventh. 

 c-f. Adult and half-grown : stuffed. 

 (/. Half-grown : in spirits. 



y, one-eighth. 

 h. Adult. Brazil. 



i. Half-grown. From the Collection of the Zoological Society. 

 k-p. Adult and half-gro-mi : stuifed. 



d, one-ninth or one-tenth : Malthea vesjpertilio, C. & V. 



q, r. Half-grown : stuifed. 



s-x. Adult and half-grown : stuffed. — One of these specimens is 

 somewhat more spiny than the others, each of the conical tu- 

 bercles ha\ing a cluster of small spines at the top. 



f, one-thii'tecnth : Malthea nasuta, C. & V. 

 y, z. Adult : stuffed. Caribbean Sea. 



a. Young. Demerara. Purchased of Mr. Snellgrove : Malthea 

 notata, C. & V. 



^, one-eighteenth. 

 ft, y. Adult. 



■q, one-twentieth to one-twenty-fifth : Malthea angusta, C. & V. 

 I. Adult: stuffed. 

 €, ^. Half-grown. Brazil. 



Skeleton. — The bones are rather soft, light, striated — an incon- 

 siderable quantity of calcareous matter being deposited in them. 

 The cranial and facial portions of the skull are not of great extent, 

 the breadth of the head being caused by the great development and 



