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Algae
Diatoms
Melosira spp.

  

Melosira spp.

Melosira varians

globe indicates off-site linkBowling Green State University

Additional Photos
globe indicates off-site linkOhio University
globe indicates off-site linkCalifornia Academy of Sciences

Profile: Valves joined to form cylindrical filaments by mucilage secreted from valve center. Elongate spines lacking.globe indicates off-site linkCalifornia Academy of Science,globe indicates off-site linkChesapeake and Coastal Bay Life

8 Great Lakes Species (including alternative names and named varieties): M. crenulata, M. crenulata var. tenuis, M. dendroteres, M. dickiei (Orthoseira dickei), M. granulata var. angustissima fo. curvata, M. granulata fo. curvata, M. granulata fo. spiralis, M. granulata status, M. italica var. tenuis, M. lacustris, M. longispina, M. roseana (M. dendroteres, Orthoseira dendroteres), M. undulata, M. undulata var. normanii, M. varians

Alternative Name Preferred: M. agassizii (Aulacoseira agassizii), M. agassizii var. malayensis (A agassizii var. malayensis), M. ambigua (A ambigua), M. canadensis (A canadensis), M. crotonensis (A. italica), M. distans (A distans), M. distans var. alpigena (A alpigena), M. distans var. limnetica (A distans var. limnetica), M. granulata (A granulata), M. granulata var. angustissima (A granulata var. angustissima), M. granulata var. angustissima fo. spiralis (A granulata var. angustissima fo. spiralis), M. granulata var. muzzanensis (A granulata var. muzzanensis), M. islandica (A islandica), M. islandica subsp. helvetica (A islandica subsp. helvetica), M. italica (A italica), M. italica var. tenuissima (A italica var. tenuissima), M. italica var. valida (A valilda), M. italica subsp. subarctica (A subarctica), M. arenaria (Ellerbeckia arenaria), M. binderana (Stephanodiscus binderanus)

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