Rev. 12/09/22
Mononchida Jairajpuri, 1969
characterized by a strong, cuticularized stoma with one or more large teeth
stoma may also have rows of denticles
long, muscular cylindrical esophagus
amphids small, cuplike; just posterior to the lateral lips; aperture slit-like
predaceous and cannibalistic, juveniles may be bacterivores
soil and freshwater, no marine forms.
Suborders of Mononchida are:
Mononchina Kirjanova & Krall, 1969
Bathyodontina Coomans & Loof, 1970
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Mononchid attacking prey Photomicrograph by Jon Eisenback (VPI). |
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Mononchus sp. ingesting Helicotylenchus pseudorobustus. Photomicrograph by Nicola Vovlas (IPP-CNR, Bari, Italy). |
Illustration by William Chambers, scientific illustrator and colleageu, in Cobb (1917) |
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Reference: Ahmad, W. and Jairajpuri, M.S. 2010. Monochida: The Predaceous Nematodes. Volume 7 in D.J. Hunt and R.N. Perry (series eds) Nematology Monographs and Perspectives. Brill, Leiden. |
| Photmicrographs of the buccal cavity of some
genera of Monochida (from Ahmad and Jairajpuri, 2010) A. Mononchus, B. Clarkus, C. Coomansus, D. Prionchulus. E. Miconchus, F. Anatonchus, G. Actus, H. Mylonchulus, I. Iotonchus, J. Parahadronchus, K. Iotonchulus, L. Mulveyellus |
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| Buccal cavity schematics of: A.
Mononchus, B. Paramononchus, C. Nigronchus, D.
Prionchulus, E. Clarkus, F.
Coomansus, G. Parkellus. H.
Mylonchulus, I. Paramylonchulus, J. Brachonchulus, K. Polyonchulus, L.
Margaronchulus, M. Margaronchuloides, N. Oligonchulus, O. Megaonchulus, P.
Crestonchulus, Q. Sporonchulus, R.
Granonchulus, S. Judonchulus,
T. Actus, U. Prionchuloides, V. Cobbonchus, W.
Comiconchus, X. Cobbonchulus, Y. Tricaenonchus Superfamily Mononchoidea Adapted from Ahmed and Jairajpuri, 2010 |
Buccal cavity schematics of: A.
Anatonchus, B. Truconchus, C. Tigronchoides,
D. Micatonchus, E. Doronchus, F.
Miconchus G. Promiconchus, H. Crassibucca, I.
Paracrassibucca, J. Jensenonchus, K.
Iotonchus, L. Iotonchulus,
M. Mulveyellus, N. Caputonchus, O. Nullonchus, P.
Parahadronchus,, Q. Hadronchus, R. Hadronchulus, S.
Hadronchoides, T. Prionchulellus Superfamily Anantonchoidea Adapted from Ahmed and Jairajpuri, 2010 |
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