TABLE 1 in Phylum Nematoda: feeding habits for all valid genera using a new, universal scheme encompassing the entire phylum, with descriptions of morphological characteristics of the stoma, a key, and discussion of the evidence for trophic relationships

TABLE 1. Universal trophic categories of nematodes. Taxa may fall into one or more categories, during either single or different life stages.
Feeding methodType of foodEquivalent in microbial marine scheme (Weiser 1953, 1959, Boucher 1973)Equivalent in plant-parasitic terrestrial scheme (Yeates et al. 1993)SuckerSuspensionSelective deposit (1A)ParticulateNon-selective deposit-part (1B)Bacterial feeding-part (3)ProcessorSuspensionAggregate (1B)Substrate ingestion-part (4)ParticulateNon-selective deposit-part (1B)Substrate ingestion-part (4)ScraperParticulateEpistrate (2A)Unicellular eucaryote-part (6)CrusherParticulateNon-selective deposit-part (1B)Bacterial feeding-part (3)PiercerCellularHyphal feeding-part (2) Unicellular eucaryote-part (6) Omnivore (8)