FROM THE LAGOON AT FUNAFUTI. 205 
Hererrosrreina, d Orbigny [1826]. 
HETEROSTEGINA DEPRESSA, d’Orbigny. ; 
Heterostegina depressa, Wd’ Orbigny, 1826, Ann. Sci. Nat. vol. vii. p. 305, 
pl. xvii. figs. 5-7: Modéle No. 99. 
Hf. curva, Mobius, 1880, Beitr. Meeresfauna Insel Mauritius, p. 105, 
pl. xiii. figs. 1-6. 
HI, depressa, d’Orb., Egger, 1893, Abhand]. bayer. Akad. Wiss., math.- 
phys. Cl. ii. vol. xviii. p. 433, pl. xx. figs. 34, 35, 
H. depressa, VOrb., Goes, 1896, Bull. Mus. Comp. Zool. Harvard, 
TO soars INGS Il jes 7) 
HH, depressa, d’Orb., Chapman, 1900, Journ. Linn. Soc., Zool. vol. xxviii. 
p- 18, pl. 3. figs. 6, 7. 
This species is well represented in the lagoon samples, but it 
does not occur in a few from near the middle of the lagoon. 
Hi. depressa here ranges from °75 mm. to 9 mm. in diameter. 
No specimens of the form B (microspheric) occur in the samples. 
The largest specimens occur in sample 8 (26 fathoms). 
Lagoon, Funafuti. Sample 1 (10 fathoms); sample 2 (154 
fathoms); sample 3 (20 fathoms); sample 4 (23 fathoms); 
sample 5 (24 fathoms); sample 6 (21 fathoms); sample 7 (24 
fathoms); sample 8 (26 fathoms): sample 9 (25 fathoms) ; 
sample 10 (26 fathoms); sample 14 (16 fathoms); sample 15 
(19 fathoms); sample 17 (12 fathoms); sample 18 (73 fathoms). 
In the annexed synopsis of species from the Funafuti 
Lagoon the following significations are used :—v.r.=very rare, 
r.=rare, f.=frequent, c.=common, v.c.=very common. These 
indications are printed in three kinds of type: capitals (V.C.) 
signifying the specimens are well developed or extra large; 
ordinary type (v.c.) that the specimens are of normal size; and 
italics (v.c.) that the specimens are starved or of diminutive 
size. 
