32 RKCKNT MADRKl'oRARIA oK TIIK HAWAIIAN ISLANDS AND LAYSAN. 



1,A YSAN — Coiitinaed. 



n I urn not sure that this species came from Station S\>^2. 



BATHYMETKIC DISTRIBUTION. 



'I'lic li;ilhviiit'tric datu rclaliiii;- to tlir c-ollcctiiins of the Ilawtiiiaii corais aie not, so 

 di'tiiiito as is dosiralilc. largely lici ausc of the nig-ged charac'ter of the sea bottom. 

 Diirino- the •<ame haul tlie dredge may he on the bottom at very ditferent deptlis. 

 For in.stiince. at Station .'5999, off Kaiitii Ishmd, the depth l)etvveen tlie beginninjj- and 

 end of the haul varied from 7 to 148 fathoms. At that station tive speeies of corals 

 w(>re obtained. \vai\w\\\, FlahMuiii j>ar<iHin\iin v'ar. dtstinctinn Milne Edwards and 

 llaime. Plarof raclivK fiiseim Vaughan, CijatluK-entx dloinedex Vaughan, and Mvntipora 

 ven'ucom (Lamarck). It is impossil)lc to ascertain from this record the depth at 

 which any one of the species was obtained. By comparison with other records, it 

 seems probable Flnhi'lhon pavoniiudii var. distinct hih came from a depth of sliglitly 

 more than 1 00 fathoms; / '/ncrt/ ri/r/m.s f>iscus troxn fihont 148; Cyathocenu diomedese 

 from the same deptii; while the M<nitipnra vi'mirosd came from less than 40 fathoms. 



SPECIES LIVING BETWEEN i AND 25 FATHOMS. 



PociUopora I'fxpitosit Dana, typical. 



PociUopora cespituxa var. tit.inldu \'auglian. 



PociUopora cespUot»i \ar. laysanensis Vaughtm. 



PociUopora cespitosa Viir. Ktylophoroidts ^'allghan. 



PociUopora molohmsis Vaughan. 



PociUopora inodumanenHis Vaughan. 



I'ociUopm'a ligulata Dana. 



PociUopora frondosa Verrill." 



PociUop(yra raeandrina Dtiiiii. 



PociUopora mcandrina var. nohiliii Verrill. 



PociUopora meandrimi. var. tnhero.m Vei-rill. 



PociUopora inform in Dana." 



Lcptaiitrea stMulata Verrill. 



Lcptastrea agaxnizi Vaughan. 



Lepfastrea hawaiiensix Vsinghan. 



Cy2>}M,Htrea oceUina (I>ana). 



Ca'laxtrca tenuii Verrill." 



