A Pictorial Identification Guide to the Suborder Criconematina Siddiqi, 1980
combining images and formal descriptions |
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With complete body sheath
Hemicycliophora, Hemicriconemoides, Hemicaloosia
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Annules with scales, membranous appendages or prominent fringe in adult stages
Bakernema, Ogma, Crossonema
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Adult stages with large cephalic disk, offset head, smooth annules and pointed tails; vulva slit-like, closed, often with projections
Criconema
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Adult stage with rounded or blunt tails, conspicuous sublateral lobes and open vulva
Mesocriconema
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Characters of the
Sub-order Criconematina
Siddiqi, 1980 |
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Adult stage with continuous head, not offset; vulva slit-like, closed with no projections
Criconemoides
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Adult stage with rounded or blunt tails, without submedian lobes;
vulva with bi-lobed projection
D. inaratus
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Adult stage with very long, flexible stylet
Xenocriconemella
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Cephalic disk large, separted from body annules by a neck or collar
Costa Rica-
Discocriconemella
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Very coarse, smooth annules, finely crenate with longitudinal scratches; 1-2 cephalic annules, slightly differentiated
Lobocriconema |
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