Plate 3

Image of <i>Alexandrium minutum</i>

Description:

Plate 3. Alexandrium minutum. Fig. 1. SEM: ventral view. Cell small and ellipsoidal. Epitheca conical, larger than hypotheca. Hypotheca short and wide; antapex obliquely flattened. Intercalary bands present. Cingulum deep, lipped; displaced 1X its width. Sulcus shallow (sa=anterior sulcal plate). Apical pore plate (Po) in direct contact with 1' plate. Fig. 2. LM: ventral view. Ventral pore (vp) present on 1' plate. Fig. 3. SEM: apical view. Po large, narrow and oval; indirectly connected to 1' plate. Vp present (arrow). Figs. 4-5. Line drawing. Fig. 4. Ventral view. 1' plate slender and rhomboidal. Fig. 5. Po connection to 1' plate: a. direct; b. indirect via thin suture. Fig. 6. LM: cyst circular in apical view.

Source Information

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cc-publicdomain
bibliographic citation
Faust, Maria A. and Rose A. Gulledge. Identifying Harmful Marine Dinoflagellates. Smithsonian Contributions from the United States National Herbarium, volume 42: 1-144 (including 48 plates, 1 figure and 1 table).
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NMNH Marine Dinoflagellates
ID
NMNH_dinos_541