382 ESCHAMDyE. 



Palmicellaria loreAj Alder. 



Plate LIT. figs. 5, 6. 



EscHARA LOUEA, AkUr, Quart. Joiirii. Micr. Sc. n. s. iv. 104, pi. iii. figs. 5-7 : 

 Norman, Shetland Pol., Eep. Brit. Assoc. 18G8, 309. 



DiscopoKA Skenei, forma Escliaraj auctt. (part.), Smitf, ffifv. K. Vet.-Ak. 

 Forh. 1867, Bihang, 29 and 179. 



Zoarium yellowish whiter sliining, dicliotomously branched ; 

 branches slender, compressed, of nearly equal Avidth 

 throughout, blunt and generally bitid at the extre- 

 mities, disposed nearly in the same plane, occasionally 

 anastomosing, given off from a slender compressed 

 stem. Zocecia prominent, distinct, ovate-elongate, 

 finely granulated, quincuncially arranged; orifice arched 

 above, slightly curved inwards below ; wall of the cell 

 raised and thickened round it; a circular avicularium 

 within the lower lip, and immediately below it a short, 

 blunt rostrum ; small circular avicularia scattered 

 irregularly over the' cells. Ooecia small, globose, 

 closely united to the cell above, and inconspicuous, 

 slightly granulated; surface entire. 



Heiffht 1 inch to \h inch. 



'ta' 



Habitat. In deep water. 



Localities. Shetland (Barlee) : 20-25 miles north of 

 Burrafirth lighthouse, 80-110 fathoms (A. M. N:). 



The differences between this species and the preceding 

 are found almost entirely in the habit and mode of growth. 

 The two are united by Smitt ; and it is not without hesi- 

 tation that I have decided to keep them apart. In 

 general appearance they are distinct enough, though 

 perhaps not more distinct than P. Skenei and its variety 

 foliacea. 



The habit of P. lorea is more erect, and the mode of 



