[bailey-mackay] diatoms FROM VANCOUVER ISLAND, B. C. 167 



Hyalodiscus Whitneyi Ehr. v42 and 30. Periphery plane, umbilicus 

 granular. 

 " ? v30, rim 1 to 2 microns thick. Valve radially 



striated 20+ in 10m. Central area finely quin- 

 cunce - more than 20 in 10m. 

 Lauderia borealis Gran. z25(120-^6)sO = z25(20), z30(16). 



" ? 



Licmophora angelica (Ktz) Grun. 



" Calif ornica Grun. v75(12)s8-ll, v80(4:15)s8-10. 



" flahellata var. splendida Sm. vl55(6)s?, v240(6:4:6)s ?. 



" gracilis Ehr. v51(3:ll)s?, v95(3:16)s?. 



« hyalina Ktz. v52(4:15)s?. 



" Jurgensii Ag. v31(5:9)sl4, v84(4:8)sl4, v96(3:9)sl4. 



" Lyngbyei Ktz. v(70 and 73) (6:15)s?, v(63 and 66) 



(5:12)s?. 

 « paradoxa Lyngb. v(70+5) (4:12)s?, v(8.5+5) (3:14)s?. 



Mastogloia exigua Lewis. v24(7)s20:4 (3 loculi), v34(14)s20:3(5 loc). 



? v46(13)s20:3(6 loc.) 



Melosira Borreri Grev. z25(35)s?, zl5(45)s?. 



duhia Grun. ( ?). zl7(20)s ?, z34(24)s ?, z40(25)s ?. 

 " Jurgensii Ag. z6(8)s ?, zl7(12)s?. 

 " nummuloides (Bory)Ag. zl4 (20) s ?. 

 " Sol Ehr. v45, 55s4. 

 " sulcata Ktz., vl5, v20, v25s5, v37s5. 

 " " var. coronata Ehr. v27s5. 



" varians Ag. z20(30)sll, z34(26)sl4. 

 Navicula ahrupta Greg. A fragment. Striae 9 in 10 microns. 

 " advena A.S. var. ( ?) v40(12)s8. 

 " ammophila Grun. v24(5)sl2. (Schizonema) . 

 " " var. flanatica Grun. v44(6)sll, v62(8)sl2. 



" apiculata Bréb. v25(12)s9. Departure and Porpoise Bays. 

 " arenicola Grun. v22(4)sl3. 



bombus Ehr. v60(25:15:25)s8, v35(17:13:17)s6. 

 " 5o/m'ca Grun. var (?), v54(ll)sl9, v75(15)s20. Sharper at 



ends than the species. 

 " brevis Greg. v72(30)sl5, v75(27)sl4. Had the submarginal 

 line of N. formosa and liburnica. Probably a 

 variety. 

 " " var. elliptica Grun. v60(25)sl4. Has the sub- 



marg line. 

 " cancellata Donk. z50(18)s6. Not uncommon. 

 " " var. appiculata Greg. v33(9)s7, v36(7+)s6. 



" clavata Greg. v41(24)s9-10, v43(28)s9-10. 



