■i \ •>! NORTH PA< ii K AM' ADJ 









159 







Geau m-ii v\ >si i ki\n i i s hei 



A phanatterin.i 1'i-nt n, \: i Mag Nat Hi-' 

 pyenopndia Fisher. 



Diagt Resembling a large 5-rayed 8tep) at in general ap] 



but differing in having compound papulae, verj regularly diplacanthid adambulaci 

 diplacanthid Lnferomarginals, monaoanthid Buperomarginals and abactinals, o\tr< i 

 compreesed ambulacrala, and in lacking Gasiparity. No actinal platee (except pos- 

 -ilily a few Lnterradial rudiments); marginals amall, on ventrolateral border of raj . 

 abactinal skeleton irregular]}' reticulate, the carinals arcuatelv and rather irregularly 

 four aided, and imbricated in a definable series; dorsolaterals very irregular trans- 

 versely elongate; adambulacrala and ambulacrala much compreesed, the adoral 

 carina well developed, with four to six pairs i >f platee involved . gonads opening inter- 

 radiallj and doraally; crossed pediceUariae in rixcleta around the abactinal and 

 aromarginal apinelets; in tuft- on ili«' inferomarginala; conspicuous unguiculate 

 !~t ruivrdt pediceUariae; do pediceUariae whatever on the adambulacral apii 



/•'< ■ To tli«' differences separating tlii* genus from - i^Im 



well I"' added "a better developed adoral carina " The amall specimens of Stopt 

 •l-ttr'iti* ordinarily found in ooUectiona have only the firal postoraJ pail of adan 



