"I NORTH I'M IIH \Mi IDJACENT \\ \ I I I ~ II 



IT'.* 



length of side of terminal lip In Lower Californian specimeni there arc fewer teeth 

 in i In- iiiriliini \ ertical series "f the shank <>f jaw. 



Straight pedicellariai here are ■ Em u< numerous tinj lanceloatc dermal 



pedioellariae, similar t" those of giganteut, guarding the papulae actinal and ah 

 nal Along the f > i i-i« > \^ fa< e <>f tin 1 adambulacrals are pedunculate clusters, here and 

 there, «'f very small lanceolate pedicellariae, usually at the base of a 

 d giganU 



Small furcate pedicellariae, ao numerous ii are relatively 



ir with the crossed; diameter 0.225 mm. 



II. w Bubconical "stone-hammer" pedicellariae with siumII terminal U 

 vary greatly in number and present n<> constant differences from those of g 

 When almost absent from the abactinaJ Burface they may !»■ found interma 

 and in the interbrachial channel. Thi ire likely to be broader in the thi 



spined >|>fiin ■ 



Madreporic bod] subcircular, conspicuous, less than one-half r from i 

 <ii-k; Btriae fine, irregular. 



T« ii young specimens from ] I I .lif , 



measure B 16 and 24 mm Bach has a sin ies of well spaced dorsolateral sp 



iind a single series of actinals In the smaller there are two pairs of contiguous adam- 

 bulacrals behind the mouth pinto, in the larger, four. (PI • 



In 'urn i ..-I to of approximately t i i « - same size, the Bbactinal spini 



fewer and hut.' widely >[>:i<v.l while the furcate pedicellariai in 



gigantt us these an' abundant 



The skeleton of tin- smaller specimen i> constructed essentially as that "f yi 

 larger areas >>f hyaline beads on i 1 marginal i>! 



which are practically covered. They an □ the prima rals anil 



carinals absent in >■• ! 



\" 1280 Q.S.N.M.; Dr •' - Newberry. 

 ~|i" Baj . ( 'alif. 

 /' ; Calif to San Luis Obispo Bay, Calif .; ii 



tidal and shallow wati 



Twent] 



I 



