Superfamily Panagrolaimoidea

Chromadorea
Chromadoria

Rhabditida

Tylenchina

Infraorder Panagrolaimorpha

Panagrolaimoidea

Stoma:

• lip region without processes

• stoma unarmed or with small denticles

• Anterior part of stoma cylindrical and wider than posterior part

Esophagus:

• cylindrical corpus gradually expanding through length, no metacorpus

• isthmus distinct

• valves in postcorpus bulb

Female Reproductive System:

• monovarial

• prodelphic

• ovary reflexed

• spermatheca not offset, axial or absent

Male Reproductive System:

• monorchic

• no bursa

Cuticle

• narrowly spaced (fine) striations

Life Cycle

• no dauer stage

References:

DeLey, P., I.T. DeLey, M. Mundo-Ocampo. 1998. Nematode Workshop: Identification of free-living Chromadorea
.  Department of Nematology, UC Riverside.

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