the Genera and Species of Starfish. 287 
2. Nardoa Agassizii, Gray. Rays cylindrical, tubercles subequal. 
Var.1. 4-rayed, Linck, t.1. f.1; Var. 2. 6-rayed. Monstrosity 1, 
7-rayed. Monstrosity 2, 3-rayed, with 2 short rays on the opposite 
side. Monstrosity 3, with 1 ray bifid, Linck, t. 14. f. 2. 4. 
Inhab. Isle of France. Dr. W. EH. Leach. 
3. Nardoa tuberculata, Gray. Rays cylindrical, with scattered 
hemispherical larger tubercles. 
Inhab. Island of Luzan, Port of Sual. HH. Cuming, Esq. 
28. Naxcissia, Gray. 
Body pyramidical, thin, coriaceous, uniformly granular; rays 
tapering, elongate, triangular on the base, formed of thin flattened 
ossicula. 
1. Narcissia Teneriffe. Rays tapering, elongate, acute, more than 
4 times as long as the width of the body. 
Inhab. Teneriffe. Brit. Mus. 
29. Necrria, Gray. 
Body rather pyramidical, coriaceous, scattered with truncated 
warts, granular at the top; rays roundish, produced, edged with 2 
series of flat granular warts on each side, beneath largely granular. 
1. Nectria oculifera. Asterias oculifera, Lam. n. 5; Oudart, t. 
f 
Babb: Brit. Mus. 
30. Nepantuia, Gray. 
Body small, flat; rays very long, cylindrical, tapering, not mar- 
gined, formed, above and below, of many regular longitudinal and 
transverse series of flat-topped tubercles, furnished at the top with a 
series of elongate spine-like granulations. 
Intermediate between Astropectinide and Cribelline, but the rays 
are not margined, and the spines at the top of the tubercles are 
not regularly radiately disposed. 
1. Nepanthia tessellata. Brown ; rays elongate, slender, tapering, 
with series of square warts. 
Inhab. . Brit. Mus. 
2. Nepanthia maculata. Gray with black spots; rays rather de- 
pressed, blunt, middle of the back with oblong transverse, and the 
sides with squarish, warts. 
Inhab. Migupou. H. Cuming, Esq. 
d. Ambulacra with very fine long hair-like spines placed in rounded 
groups, with a series of large spines near them. 
31. Mrruropra, Gray. 
The rays cylindrical, elongate, spinulose ; the skeleton netted with 
scattered small rugose spines, and series of large clavate spinulose 
spines regularly articulated to a broad expanded base on the sides of 
the arms, 
