ACTINOI'ODUUS lloLMllll l;|()||ii:.V. 1!) 



Dc'scflplloii : -Dorsiil smi';i,rc \v;is iiioiilcd with irr(';4uhir, I;ii'l'(^ 

 and siimll, rcildisli-lii'owii ));li,(•ll(^•^ ; Lli(.^ lariccsf, pak'li not iiidi'c llinn, 

 f) mm. across, lint as somo of tlu; pati^hos w.'iv' close toguthcr, tlio 

 wliok; (loi'sal siiri'aci' ii|)])i'!ir('(l v;ii'i(;;,'ati'd wiMi I'cddisli-ln'owii areas 

 on lighter yrouin I. 'I'lic vciilrjil faci! was uiiiroi-nily I'cddisli-ln'owii. 

 I'l'ol.". l.iiMA ni;ii-k('d specimen No. 10(17 ill, I lie lime oC capiiire 

 " Trausparcnl willi I'rimson m;irkiiiL's oi- juilchcs." His spceiiiieii 

 beiiij,' smalli'i' ;ind llui'cfore yoimL(ci', the jx'i'isoiiK^ w.is pi'obajjiy 

 mor(( trauspareiil, and tlin markin;^' pei'lui|)S l)ri;.'litji'i'. Tlieso 

 markings cnlirdy dis;ip])car in ;ilcohol. ;nid llio entire iinimal 

 becomes translucenl ;ind svliilisli. 



Tentacles 20. horsal |i:ipili;ie in six rows corri'S]>oiiding to 

 those in -S'. Iriradiiilii. Tlieii' sliiipe is ;dso llie same as lluit ol' the 

 pHja'llae in N. Irirdilidhi, \i/., (^;icli willi a hi'oad \v;n-t-lik.e h;i,se and 

 a sk'iKJer di<tal p;n'l. Their lenglli seems to he imiform, i.e., there 

 is no tendency oT tJie sleiid(.'i' dishi.l part U> gi'ow longei' in tlioso 

 pajnMae [ilaced on the d(jrsal side of the month a. char-u-ter 

 .soniewliat m-irked in .S'. Irlnnlidlu. Ti: Ih- snudlest specimen 

 (X(). 1007), dorsal |>a]iillae ai-e imieh shorter ihiin in S. IrlracUala, 

 hut are still in six rows. Venlral pedicels in three zones. 

 The two latei'al zones with pedicels .arranged in two 

 alternate I'ows : the meilian zone with same in longi- 

 tudinal halves, eaeh half will: •_' ') alternate rows. The 

 clear space hetweeii the zones wider than in S. Irirddidla. 

 (ii'nilal tuhes in two hundles. I'oliaii vesicle single, alioiit 

 1.5 cm. long in lai'ger spi'cimi'ii. Stone-canal single, at- 

 tached to the mesentery, which I'uns in front of, and ])arallel with, 

 tlie genital duct aiKJ becomes attaclii'd to the Imdv-wall. An- 

 terior processes of tiie radialia of the calcareous ring usually 

 wide. 



