Smithsonian National Museum of Natural History

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Department ofBotany


Ostreopsis caribbeanus

EMu Holotype Specimen Record

Ostreopsis caribbeanus holotype plate

Figs 11-16. Cells of sp. nov. Figs. 11-15. Scanning electron microscopy. Fig. 11. Morphology of epithecal plates and position of apical pore plate (Po). Fig. 12. Hypothecal plates. Note long centrally situated Ip plate. Fig. 13. Cell in antapical view: antapical plate 1"" is triangular; plate 2"" is narrow and very small. The location of the ventral pore (Vo) and ridged plate (Rp) is illustrated. Fig. 14. Apical pore plate (Po) located off-center; note its morphology. Thecal surface smooth with round pores. Fig. 15. Ejected trichocyst emerges from thecal pores (arrowheads). Fig. 16. Epifluorescence microscopy of partially separated hypothecal plates.

Reference: : Faust, M.A. 1999. Three new Ostreopsis species (Dinophyceae): O. marinus sp. nov., O. belizeanus sp. nov., and O. caribbeanus sp. nov. Phycologia 38: 92-99.

EMu:HOLOTYPE SEM NEGATIVE # 174097; SEM STUB # 174; FIELD #  Morton-Clones;  ACCESSION # ; CATALOG # 1545 ; FIGURE # 11



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