PLATE XXXVI. 
Cellepora (Chitinous Appendages). — Tubucellaria. — Eetepora. 
Figures 1, 2 . — Cellepora conica (PL XXVIII. fig. 10), 
,, 3, 4, 5 . — Cellepora eatonensis (PI. XXIX. figs. 4, 6, 8), 
,, 6. — Cellepora bidenticulata (PI. XXX. fig. 6), ... 
„ 7. — Cellepora rudis (PI. XXVIII. fig. 7), . 
„ 8 . — Cellepora simonensis (PI. XXIX. fig. 9), . 
„ 9 . — Cellepora cylindriformis (PI. XXX. fig. 9), 
„ 10. — Cellepora granum, ...... 
„ 11 . — Cellepora bidenticulata, var. subcequcdis, . . . 
„ 12 . — Cellepora marionensis (not from Challenger Collection). 
„ 13 . — Cellepora bicornis (PL XXX. figs. 1, 12), 
,, 14 . — Cellepora signata (Pl. XXX. fig. 3), 
,, 15 . — Cellepora bicornis (Pl. XXX. figs. 1, 12), . 
„ 16. — Cellepora, canaliculata (Pl. XXX. fig. 5), . . . 
„ 17. — Cellepora, ansata (Pl. XXX. fig. 4), 
,, 18 . — - Tubucellaria hirsuta, natural size ; zooecia magnified, and opercula, 
„ 19 . — Tubucellaria opuntioides, natural size, and operculum (the right 
hand figure represents the natural size of Tubucellaria cereoides 
not Tubucellaria opuntioides ) (Pl. XXIV. fig. 7), 
„ 20 . — Retepora magellensis, natural size ; zooecia magnified, and chitinous 
parts, ........ 
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