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Biology: Nematocysts

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LocationImageCnidae TypeRange of
Lengths (m)
Range of
Widths (m)
nNState
Carlgren O., 1945
Acrorhagi
N/A atrichous isorhizas [atrichs] (50)  55 - 69  x  3.5 - 4  /
N/A atrichs (50)  55 - 69  x  3.5 - 4  / Unfired
Actinopharynx
N/A basitrichs  24 - 31  x  3 - 3.5  /
N/A basitrichs  24 - 31  x  3 - 3.5  / Unfired
N/A microbasic p-mastigophores  22.6 - 24  x   - 5.5  /
N/A microbasic p-mastigophores  22.6 - 24  x  5.5 -   / Unfired
Column
N/A atrichous isorhizas [atrichs]  22.6 - 28.2  x  4.2 - 5  /
N/A atrichs  22.6 - 28.2  x  4.2 - 5  / Unfired
N/A basitrichs  8.5 - 11.2  x  1.5 - 2  /
N/A basitrichs  15.5 - 22.6  x  2.2 - 2.8  /
N/A basitrichs  15.5 - 22.6  x  2.2 - 2.8  / Unfired
N/A basitrichs  8.5 - 11.2  x  1.5 - 2  / Unfired
Filaments
N/A basitrichs  13 - 14  x   - 2  /
N/A basitrichs   - 38  x   - 5.5  1 /
N/A microbasic p-mastigophores  21.1 - 26  x  4.2 - 5.5  /
Tentacles
N/A basitrichs  17.5 - 21.5  x  2.5 - 3.4  /
N/A basitrichs  17.5 - 21.5  x  2.5 - 3.4  / Unfired
N/A spirocysts   -   x   -   /
N/A spirocysts   -   x   -   / Unfired
Carlgren O., 1952
Actinopharynx
N/A basitrichs  21 - 29.6  x  2.8 - 3.5  / Unfired
N/A microbasic p-mastigophores  22.6 - 28.2  x  5 - 5.5  / Unfired
Column
N/A atrichs  21 -   x  4.2 -   / Unfired
N/A atrichs  66 - 124  x  2.8 - 5.6  / Unfired
N/A basitrichs  14 - 17  x  2.5 - 2.8  / Unfired
Filaments
N/A basitrichs  39.5 - 49.3  x  5.5 - 7.5  / Unfired
N/A microbasic p-mastigophores  24 - 28.2  x  5 - 5  / Unfired
Tentacles
N/A basitrichs  17 - 26.8  x  2.5 - 2.8  / Unfired
Hand C. H., 1955
Acrorhagi
atrichous isorhizas [atrichs]  65 - 109  x  2 - 4  81 / Unfired
atrichous isorhizas [atrichs]  79 - 128  x  5 - 7  76 / Unfired
basitrichs  9 - 21.5  x  1.5 - 3  62 / Unfired
spirocysts  13.5 - 32  x  1.5 - 2  50 / Unfired
Actinopharynx
basitrichs  16 - 38  x  2 - 4  61 / Unfired
microbasic p-mastigophores  20 - 35  x  3.5 - 5  64 / Unfired
Column
atrichous isorhizas [atrichs]  12.5 - 27  x  3.5 - 5  41 / Unfired
basitrichs  10 - 17  x  1.5 - 2  57 / Unfired
Filaments
basitrichs  9.5 - 17.5  x  1.5 - 2  64 / Unfired
basitrichs  24.5 - 42  x  1.5 - 2  73 / Unfired
basitrichs  25 - 49  x  3.5 - 6.5  67 / Unfired
microbasic p-mastigophores  12.5 - 38  x  2 - 4  59 / Unfired
microbasic p-mastigophores  20 - 35  x  3.5 - 5  68 / Unfired
Tentacles
basitrichs  18.5 - 26.5  x  2 - 3  57 / Unfired
spirocysts  11 - 25  x  2 - 4  62 / Unfired

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