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Ottone & Holfeltz, 1992
| Author(s): | Ottone, E. G., Holfeltz, G. D. |
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| Year: | 1992 |
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| Title: | Hallazgo de escolecodontes en la Formacion Gualcamayo, Llanvirniano inferior, Argentina |
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| Book: | Simposio Argentino de Paleobotánica y Palinologia. Publicacion Especial 2 |
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| Publisher: | Asociacion Paleontologica Argentina |
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| New genera described: | |
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| New species described: | |
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