282 Mr. J. E. Gray’s Synopsis of 
2. Othilia aculeata. Rays cylindrical, more than 83 or 4 times 
as long as the breadth of the body, with 7 rows of acute spines. 
Young (or Var.) arms with only five series of similar spines. 
Inhab. Guacomayo, Central America, fine sand, 13 fathoms. WH. 
Cuming, Esq. 
3. Othilia multispina. Rays short, depressed, broad, rather more 
than twice as long as the width of the body, blunt at the end, with 
11 rows of acute distant spines. 
Inhab. ‘ 
4. Othilia purpurea. Purplish, rays cylindrical, nearly three times 
as long as the width of the body, with numerous short, rather blunt 
spines; under side with cross wrinkles, and 2 or 3 series of pores 
parallel to the ambulacra. Monstrosity 4-rayed. 
Inhab. ‘‘ Isle of France.” W. EH. Leach, M.D. 
5. Othilia Luzonica. Reddish brown, rays 5 or 6, elongates 4 times 
as long as the width of the body, with many blunt spines. 
Inhab. Isle of Luzon. H. Cuming, Esq. 
17. Merroprra, Gray. 
Slightly granular; rays slender, with large single pores and small 
scattered spines on the back; smooth, and formed of regular flat 
ossicula on the sides. 
1. Metrodira subulata. Yellow brown; rays elongated, slender, 
tapering. 
Inhab. Migupou. H. Cuming, Esq. 
** Spines small, crowded, scattered on the sides and at the junctions 
of the slender ossicula. 
18. Ruoria, Gray. Stellonia part, Agassiz. 
Ambulacral spines long, with several series of larger spines near 
them. 
1. Rhopia seposita. Asterias seposita, Retz. Nov. Ac. 1783. 229; 
Gmel. 3182; Lam. n. 30; Seba, iii. t. 7. f. 5. Pentadactylosaster 
reticulatus, Linck, t.4.f.5. Stellonia seposita, Agassiz. 
2. Rhopia Mediterranea. Yellow, rays 6, tapering, nearly three 
times as long as the width of the body; spines short, cylindrical. 
Var. ? Rays 7, unequal; spines shorter. 
Inhab. Marseilles. 
++ Granulated, the rays above largely tubercular, not spinose, with 
minute dots between the tubercles, beneath uniform ; dorsal wart tri- 
angular, irregularly punctate and contorted. 
19. Ferpina, Gray. 
Body flat; rays broad, convex and warty above, flat and uniform 
beneath; ambulacral spines short, united at the base. 
1. Ferdina flavescens. Yellow, brown varied; rays near half as 
long again as the width of the body, uniformly tubercular, blunt. 
Inhab. Isle of France. W. E. Leach, M.D. 
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