EXPLANATION OF THE PLATES. 203 



PLATE VII. 



FtO. 



1. Surface, with slightly raised walls, of G. Maldives 1 ; for growth-form, see PL XIII. tig. 6. 



2. From the top surface of G. Maldives 2 ; for growth-form, see PI. XIII. fig. 7. 



3. Lateral calicles of the same. 



4. From the top surface of G. Maldives 3 ; for growth-form, see PL XIII. fig. 8. 



5. Some lateral calicles of the same. 



6. From the side of G. Maldives J/. (Suvadiva) ; for growth-form, see PL XIII. fig. 9. 



7. From extreme tip of column of G. Mauritius 1 ; for growth-form, see PL XIII. fig. 10. 



8. From the explauate portion of the same. 



9. From top surface of G. Red Sea 4 ', for growth-form, see PL XIII. iig. 11 . 



PLATE VIII. 



1. From the top of G. Bed Sea 1; for growth-form, see PL XIII. fig. 12, and reference in 



Table I. p. 164. 



2. Lateral calicles of the same. 



3. From the lateral slope of G. Red Sea 6 ; for growth-form, see PL XIII. fig. 13. 



4. Go7iiopora x a, about natural size. 



5. Goniopora x d, about natural size. 



6. From the side of GoniojMi-a xf; for growth-form, see PL XIV. fig. 4. 



7. From near the top of Goniopora x e ; for growth-form, see PL XIV. fig. 3. 



8. From surface of Goniopora xh ; for growth-form, see PL XIV. fig. 1. 



PLATE IX. 



1. From the top of Goniopora x c ; for growth-form, see PL XIV. fig. 2. 



2. Lateral calicles of the same. 



3. Abnormal calicles on dead portion of G. Celebes 1 ; cf. Text, pp. 67 and 155. 



4. From worn pebble of Goniopora Dax 3. 



5. Part of (?) original surface of Goniopora Gironde 1 ; for form of specimen, see PL XIV. fig. 8. 



6. Upper surface of worn pebble of Goniopora Gironde 2 ; for form of specimen, see PL XIV. 



fig. 7. 



7. A specimen of Campanile giganfeum, showing two colonies of Michelin's "Astrcea " hellida 



(= Goniopora Paris Basin S; for calicles, see next Plate, fig. 1), slightly over half 

 natural size. 



PLATE X. 



1. From the uppermost colony of Goniojjora Paris Basin 2, shown in Plate IX. fig. 7. 



2. Specimen e \ of Goiiiopora Pa7-is Basin 4, showing three stages in the proliferation of the 



3. Specimen « ! synapticular formations of the septa. In fig. 3 a tabula takes the place of 



4. Specimen b J a columellar tangle. 



5. From upper surface of Goniopiora Paris Basin 5 ; for form of specimen, see PL XIV. fig. 9. 



6. From probably worn surface of Goniopora Paris Basin 6; for form of specimen, see 



PL XIV. fig. 10. 



7. From a fragment of Goniopora Paris Basin 7. 



8. From upper surface of encrusting specimen of Goniopora Paris Basin S. 



9. From top of Goniopora Paris Basin 9 ; for growth-form, see PI. XIV. fig. 11. 



2 D 2 



