Depths in Fathoms at which the several Geneva occur. AGE 
GENERA. ae | Ay 7 
= 8 S i=) S So (=) Sy |e S > S So S > So S i=) S So =| SS Pr) 
ea [Meet HS (exe (fecal econ Ica lina lee feo) liege aaa l|eselirest [ical asi iree |roalivors! || ears 
Fates alafea la ala ala | 3] oS Ss 
Odontocyathus . x |x 
Stephanotrochus <ialextleoss| 
Subinotrochus . x 
Ceratotrochus . x x 
Conotrochus . x x 
Cyathoceras. Fa Sal) BSA ES {Il SS Pe Al Se |) 
Sphenotrochus.| x |x |x | x | x 
Thecocyathus eel) 8 | ee || S80 |) fe | Se x 
Pleurocyathus . x 
Duncania . . Salo Iho | BS Illes |] $2 
Haplophyllia . x 
Guynia. . . x 
Desmophyllum. Be |) Oe HSI ES SS I Seal] SS Me Ral Bs Wy Se ls x 
JRA 5g \) BS || BE ES NS SS | 3 SS ES Nl Se Il Bel oe Ses 1h es 
Rhizotrochus | SS Weoeelbteed TORT Bailes 
Ceratocyathus . x x 
Parasmilia.. Po | 0 IRS I Seu $2 Pee x 
Celosmilia. . Sg leg [leeraal| Ban | 23, [ll 2 x 
Lophosmilia . 
Cyathohelia  . Q | * 
Neohelia . . x 
Oculina. . x x x 
Bathelia . . | x} | 
Sclerohelia .. * | 
Lophohelia. . sl] So || BS || S31] BS IP SS I) ES xt x x 
Solenosmilia . eile 52: || 4% || Be Ml 58 
Madracis .. PS Il S31 Sell Be |] 83 5)) 2 
Awohelia . . Sal] Panels sae [es | 
Antillia. . x x 
Astrea. . . i | Eola oe Bs 
Cladocora . .| x |x | | x x 
Bathyactis .. Boe | ove NI eee Nevado eee: IRSo Ie MN a Ne | PS ee Nest SS |) 2s I] es x |x 
Diaseris. . SC [eae eo) 3c ||| 
Fungiacyathus . x 
Balanophyltia. | x |x|]x\|x|x|]x |x |x? x 
Thecopsammia 4 He || 2 || Baell eS il e344) es | 
Trochopsammia | x | | | 
| 
Dendrophyllia x |x| x (ee tee ale eal | | x 
Stephanophyllia | x | | es x 
Leptopenus.  . | | | | Salle [pc |e | 
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