MATTHAI— RECENT COLONIAL ASTR^ID^ 139 



Plate 31. 

 Fig. 1. Goniastrea retiformis (Lam.). From Rotuma. x 3. 

 Fig. 2. Id. From Seychelles, x 3. 

 Figs. 3 and 4. Id. Two specimens from Minikoi. x 3. 

 Fig. 5. Id. From Red Sea, enlargement of PI. 33, fig. 3. x 3. 



Fig. 6. Goniastrea solida (Ed. and H.). From Seychelles, enlargement of PL 33, fig. 4. x 3. 

 Fig. 7. Goniastrea planulata, 'Ed. and H. Type of the species, Paris, xl. 

 Fig. 8. Id. From Egmont, Chagos. x 1. 



Plate 32. 

 Fig. 1. Faviafavus (Forsk.). From Red Sea. x ^. (PI. 20, fig. 5, same x 1.) 

 Fig. 2. Favia doreyensis, Ed. and H. From Seychelles, x |. 

 Fig. 3. Id. From Minikoi, Gardiner's Orhicella horradailei. x |. 

 Fig. 4. Id. Type of Astrea rotulosa, Lamarck, Paris, x 1. 



Plate 33. 



Fig. 1. Favia acropora (Linn.). From Salomon ; typical humpy mode of growth, xl. 



Fig. 2. Favia hombroni (Rouss.). From Salomon, x 1. 



Fig. 3. Goniastrea retiformis (Lam.). From Red Sea, typical, even, round or convex mode of growth ; 

 enlarged on PL 31, fig. 5. x |. 



Fig. 4. Goniastrea solida (Ed. and H.). From Seychelles, enlarged on PL 31, fig. 6. x |. 



Plate 34. 



Vertical sections of coralla : 



Fig. 1. Favia clouei (Val.). Specimens on PL 23, fig. 5. x 1. 



Fig. 2. Galaxea lamarcki, Ed. and H. Specimen on PL 13, fig. 6. x 2. 



Fig. 3. Galaxea fascicularis (Linn.). Specimen on PL 16, fig. 4. x 2. 



Fig. 4. CypJiastrea microphthalma (Lam.). No. 14 on p. 47. x 3. 



Fig. 5. Gyphastrea gardineri, n. sp. Specimen on PL 13, fig. 5. x 3. 



Fig. 6. Gyphastrea suvadivce, Gard. Specimen on PL 13, fig. 3. x 3. (Cp. with fig. 2.) 



Fig. 7. Echinopora hirsutissima, Ed. and H. Specimen on PL 17, fig. 1. x 2. (Cp. with Gardiner's 

 PL lix, fig. 6.) 



Fig. 8. Leptastrea ehrenbergana, Ed. and H. Specimen on PL 17, fig. 6. x 2. 



Fig. 9. Biploastrea heliopora (Lam.). Second specimen from Minikoi. x 1|. 



Plate 35. 



Fig. 1. Favia hululensis, Gard. Type of Favia rotulosa, Ehrenberg (Mus. no. 739), Berlin, x 1. 



Fig. 2. Favia abdita (Ell. and Sol.). Tjrpe of Astrcea abdita, Ehrenberg (Mus. no. 729), Berlin. (Cp. 

 with PL 29, fig. 1.) x 1. 



18—2 



