A&Ttl!OJDEA OF iNOUTll I'ACIKIC AND ADJACENT WATEOS — FISUEB. 393 



I'lATK Jd. 



Fig. 1. Luidia aslbenosonna ; type. 



2. Luidia liidwigi; type. 



3. Same; upper end of inferomarginal plates, i-iippromarginal and abuctinal paxillff, enlarged. 



Platk 21. 



Fig. 1. Luidia asthcnosoma; aclinal surface of type, enlarged. 



2. Luidia ludwigi; same. 



3. Luidia foliolala; side view of ray of Californian specimen, enlarged. 



4. Same; similar view of specimen from station 4'-'03 for comparison; outer infcromurgiuiU apinee 



are shown. 



5. Same; portion of aotiual surface of ray, enlarged; t'alifoniian example. 



Plate 22. 

 Fig. 1. Benthopeden mulabiiis; typo. 



2. BenthopccUn acantltonotiis; type, abactinal view. 



3. Same; specimen with large disk. 



4. Benthopeden claviger; type. 



Plate 2.'?. 



Fig. 1. Benthopeden acanthonotus; abactinal surface of type, enlarged. 



2. Same; specimen from station 2919; abactinal suKacc enlarged. 



3. Benthopeden mutabilis; actinal surface enlarged, type. 



4. Nearchaster pedicellaris; portion of abactinal surface of type, much enlarged. 



Plate 24. 

 Fig. 1 . Nearchaster aciculosus; eotype. 



2. Nearchaster variabilis; type; see also plate 119, fig. 1. 



3. Uyonotusintermedius; type. 



Plate 25. 

 Fig. 1. Nearchaster pediceltaris; type. 



2. Luidiaster dausoni; Note: the abactinal primary spinules have been rubbed oil the di.-tal pari 

 of ray; see plate 120. 



Plate 26. 



Fig. 1. Nearchaster aiHcutosus; abactinal surface,* enlarged. 



2. Same, actinal surface, enlarged. 



3. Nearchaster nricutosJis. upper figure; Luidiaster datesoni, lower figure, for cumparisun . 



Plate 27. 



Fig. 1. Myonotus mifrnuihus: lyjio; acunal surface. 



2. Luidiaster dawsoni, for compari.son ; station 3320. 



3. Nearchaster pedicellaris; actinal Hurface. 



4. Nearchaster variabilis; same. 



Plate 28. 

 Fig. 1. Pedinaster agassi^i ei'oplus; type. 



2. Same; actinal surface. 



3. Benthopecten aranthonotu» : young. 



Plate 29. Odonlasler crassus. 

 Fig. 1. Abactinal surface of type. 



2. Actinal surface. 



3. Portion of actinal surface, enlargc<l, to show t«t"th and adambuliural annalur<\ 



4. Portion of abactinal surface, enlargetl; the odd interradial supemmarginal shown above, and • 



primary basal plate below. 



