164 THE ROYAL SOCIETY OF CANADA 



swollen where they cross the sub-marginal 

 line. Found in Departure Bay and near 

 Newcastle by the collector, Dr. MacLean 

 Fraser. 

 Cocconeis granulifera Grun. v34(23)s7, v50(28)s5. 

 " gmto A. S. v34(25)sll. 

 " interrupta Grun. v45(36)s20. Near C. pellucida and curvi- 



rotunda. 

 " molesta var. amygdalina (Bréb.) Grun. vl6(9)s?. 

 wwor, v5(3)s?, v9(5)s?. 

 n.sp. v29(25)s7-4:20, v50(30)s6-5:20.16 to 17 ribs in the 

 first and 25 and 27 in the second. The 

 midrib swells gently from each end to the 

 center. The finer markings on the ribs are 

 clearly distinct in a 1-16 oil immersion. It 

 is a very beautiful species. 

 " par allela n. sp.? var 4-lineata-'marginata n.v. v37(25)s5. 

 Has 4 rows of dots parallel on each side of 

 the midrib, with a sub marginal line. 5 dots 

 to 10 microns in line and across the lines. 

 " parallela sp. var. 4-lineata n.v. Probably the other valve 

 of the former. It lacks the marginal sculp- 

 ture. 

 " " var. 2-lineata-marginata v31(18)s5/8. Two 



parallel lines on each side, with closer dots 

 on or near the margin. 

 " parallela n,sp var. 2-lineata n.v. vl5(9)s5, v30(17)s6. Two 



parallel rows of dots on each side only. 

 « " " " 3-lineata n.v. vl7(8)s9, vl8(9)s7. Three 



parallel rows of dots on each side. 

 " pediculus Ehr. vl3(6.5)sl4. 

 " pinnata Greg. v25(18)s6. Twelve ribs on each side. 



" " n.v. v42(28)s4:13, v50(35)s3:19. Mar- 



gin distinctly scalloped into about six 

 dentate angles on each semi-perimeter. 

 Ribs (costae) on some valves; others 

 with only the finer sculpture indicated 

 in the notation. 

 " pseudo-mar ginata Greg. v45(18)sl9. 

 " scutellum Ehr. v2 7 (18) s 10-8, Common. 

 " " var adjuncta A. S. v35(27)s8-5, v50(40)s7+-. 



" " " Baldjickiana Grun. v34(23)s6-4, v55(43) 



s6-4. 



