212 PAPERS FROM THE DEPARTMENT OF MARINE BIOLOGY. 



Plate 28. ■'^t^'^ o'' ™e 



DESCRIPTION 



Fig. I. Orbicella versipora (Lamarck). Calices, X4, of a specimen from Cocos-Keeling Islands 85 



Figs. 2, 3, 4, 4a, 5. Orhicella curta Dana. Fig. 2, calices, X4, of one of Dana's cotypes of 0. curta. No. 22, 

 U. S. Nat. Mus.; fig. 3, calices, X4, of a second cotype. No. 14, U. S. Nat. Mus. Fig. 4, 

 general view, natural size, of upper surface of one of Dana's cotypes of 0. coronata, No. 58, 

 U. S. Nat. Mus.; fig. 4a, calices of the same specimen, X4. Fig. 5, calices of a specimen 

 from Murray Island, X4 86 



Plate 29. 



Figs, i, la. Cyplwslrea microfhthalma (Lamarck), from Cocos-Keeling Islands. Fig. i, general view, 



natural size; fig. la, calices, X4 • 88 



Figs. 2, 2a, ib. Cyphastrra lerailia (Forskal), from Murray Island. Fig. 2, general view, natural size; 



fig. 2a, calices, X4; fig- 2b, longitudinal section, X4 88 



Plate 30. — Leptastrea purpurea (Dana). 



Figs, i, la. Two views of Dana's type oi Astrcsa purpurea. No. 75, U. S. Nat. Mus. Fig. i, upper surface 



of coralltim, natural size; fig. la, calices, X4 91 



Fig. 2. Calices, X4, of specimen from Murray Island 91 



Figs. 3, 3a. Calices, X4, of a specimen from Cocos-Keeling Islands. Fig. 3, area in which the calices are 



small; fig. 3a, area in which the calices are large gi 



Plate 31. 



Figs, i, la. Leptastrea transversa Klunzinger. Specimen from Fanning Island. Fig. I, general view, half 



natural size; fig. la, calices, X4 94 



Figs. 2, 2a, 2b. Leptastrea immersa Klunzinger. Specimen from Cocos-Keeling Island. Fig. 2, general 



view, natural size; fig. 2a, calices, X4; fig. zb, longitudinal section of corallites, X4 96 



Figs. 3, 4. Leptastrea bottce (Milne Edwards and Haime). Calices of two specimens from Cocos-Keeling 



Islands, each X4 94 



Plate 32. — Echinopora lamellosa (Esper). 



Figs, i, la. Two views of a specimen from Cocos-Keeling Islands. Fig. i, calicular surface, natural size; 



fig. la, calices, X4 97 



Figs. 2, 2a. Two views of Dana's type of Echinopora undulata, No. 126, U. S. Nat. Mus. Fig. 2, general 



view, natural size; fig. 2a, calices, X4 97 



Fig. 3. Part of Dana's type of Echinopora reflexa. No. 164, U. S. Nat. Mus., natural size 97 



Plate 33. 



Fig. I. Galaxea clavus (Dana). General view, natural size, of type, No. 47, U-iS. Nat. Mus 99 



Figs. 2, 3, 3a. Galaxea fascicularis (Linn^us). Fig. 2, general view, natural size, of Dana's type of 

 Anthophyllum hystrix, No. 49, U. S. Nat. Mus. Fig. 3, general view, natural size, of speci- 

 men from Murray Island; fig. 3a, calices of same specimen, X2 98 



Plate 34. 



Fig. I. Galaxea fascicularis (Linnasus). Specimen identified by Dana as Anthophyllum cespitosum. No. 12, 



U. S. Nat. Mus 98 



Figs. 2, 2a, 2b, 3. Favia stclligera (Dana). Fig. 2, view of side, natural size, of Dana's type of Astrcea 

 stelligera, No. 55, U. S. Nat. Mus.; fig. 2a, summit calices, X4; fig. 2b, calices near lower 

 edge, X4. Fig. 3, view of upper surface, natural size, of specimen identified by Dana as 

 Astraa intersepta, subsequently made the type of Plesiastraa armata by Verrill, No. 65, U. S. 

 Nat. Mus. Enlarged views of the calices shown on plate 35, figs, i, la loi 



Plate 35. — Favia stelligera (Dana). 



Figs, i, la. Calices, X4, of type oi Plesiastma armata Verrill. View, natural size of corallum, shown on 



plate 34, fig. 3 ■ . ■ loi 



Figs. 2, 2a. Fig. 2, calices near edge, fig. 2a, summit calices, each X4, of a specimen ;from Cocos-Keeling 



Islands loi 



Fig. 3. Calices near edge of another specimen from Cocos-Keeling Islands, X4. The costae are thicker 



and the corallum heavier than in the specimen represented by figs. 2 and 2a loi 



Fig. 4. Favia stelligera var. fanningensis, new var. Calices, X4. The thin septa and the lax, weakly 



developed columella are well shown in the figure 103 



