. Bulletin of the British Museum (Natural History), Botany. REVISION OF RUTILARIA GREVILLE (BACILLARIOPHYTA) 75. Plate VI Rutilaria minima subsp. minima, Inza, Ulyanovsk oblast, Russia, (a): valve view of frustule showing marginal costa and costa inset from margin (SEM 113320); (b): same specimen as (a), oblique view (SEM 113324); (c): detail of (a), apex of valve with girdle bands and ocellus with porelli (SEM 113321); (d): detail of (a), centre of valve with broken periplekton (SEM 113322). (a), (b), bar = 10 jji,m; (c), (d), bar = 2 yun. Plate V Rutilaria kamyshlovensis, 'Kamichev', Russia,
. Bulletin of the British Museum (Natural History), Botany. REVISION OF RUTILARIA GREVILLE (BACILLARIOPHYTA) 75. Plate VI Rutilaria minima subsp. minima, Inza, Ulyanovsk oblast, Russia, (a): valve view of frustule showing marginal costa and costa inset from margin (SEM 113320); (b): same specimen as (a), oblique view (SEM 113324); (c): detail of (a), apex of valve with girdle bands and ocellus with porelli (SEM 113321); (d): detail of (a), centre of valve with broken periplekton (SEM 113322). (a), (b), bar = 10 jji,m; (c), (d), bar = 2 yun. Plate V Rutilaria kamyshlovensis, 'Kamichev', Russia, (a): girdle view of pair of sibling valves, one with girdle of missing epivalve attached (SEM 59928); (b): detail of (a) showing apical elevation and girdle bands (SEM 112967); (c): detail of (a), central part showing interlocking marginal spines with small basal tubercles, and girdle bands (SEM 59933); (d): apex of valve showing ocellus with porelli (SEM 72201); (e): same specimen as (a), oblique view (SEM 112971); (f): detail of (e), central portion of valve showing internal opening of periplekton and interlocking linking spines with small basal tubercles (SEM 112972). (a), (e), bar = 20 jjum; (b)-(d), (f), bar = 5 | Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Natural History Museum (London). Andover : Intercept
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