TABLE 1 in Key to sessile gnesiotrochan rotifers: Floscularia (Monogononta; Flosculariidae)

TABLE 1. Important characteristics in differentiating Floscularia species.
SpeciesTubeCoronal morphologyLabiumMucronsPeduncleVentrolateralUnci teethColonySelected references(all are 4-lobed)(chin)*antennaedifferentiationformationarmataPellets, round,Undescribed†§ShortElongateModerate to†Segers (1997); Segers andloosely packed(contracted specimen)strongShiel (2008)bifidaPellets, round,Relatively large†BifidLongElongateStrong†Meksuwan (2015); Segersloosely packed(contracted specimen)(1997); Segers and Shiel(2008); Wu et al. (2014)coniferaPellets, bullet-~2X wide as body;Long,‡LongElongateWeakSolitary toEdmondson (1940);shaped, denselyventral lobes large;pointed~35(Edmondson 1945); Segerspackeddorsal lobes small,(1997)round, with deepnarrow gapdecoraPellets,>2X wide as body;†SmoothlyShortElongateWeak†Edmondson (1940); Segershexagonal, bullet-ventral lobes large,curvedand Shiel (2008)shaped, denselywide V-shaped; dorsalpackedlobes roundjanusGelatinous with~2.5X wide as body;Long,NoneShortShortWeakSolitaryHudson (1881); Kutikovalarge ovoid fecalventral lobes large;stout; with(2007); WT Edmondson,pelletsdorsal lobes very small,medialpers. commun.almost confluentnotchmelicertaGelatinous only~2.5X wide as body;Small,SmoothlyShortElongateStrongSolitaryHudson (1875); Koste andventral lobes large,reducedcurvedBöttger (1989, 1992); WTround; dorsal lobesEdmondson, pers. commun.small, may be heldhorizontallypedunculataPellets, round,~2X wide as body;ShortSmoothlyLongElongateModerate†Edmondson (1940); Segersdensely packedventral lobes large;curvedand Shiel (2008); WTdorsal lobes smallEdmondson, pers. commun.round, with wide dorsalgap(all are 4-lobed)(chin)*antennaedifferentiationformationringensPellets, round,>2X wide as body;Short, bluntSmoothlyShortElongateWeakSolitary to(Fontaneto et al. 2003);densely packedventral lobes large;curved~10Segers (1997); Segers anddorsal lobes smallShiel (2008); (Tiefenbacher1972; Wright 1950)wallaceiPellets, round,~3X wide as body;LongSmoothlyLongElongateVery strongSolitarySegers and Shiel (2008)densely packedventral lobes large;curvedto smalldorsal lobes small, withcoloniesdeep, narrow gap
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Symbols: *—In some species the length of the peduncle has been reported to vary with the age of the animal. †—Not noted in the original description. §—Variable: Sharp, pointing upward; incurved or straight; may have accessory projections near tips. ‡—Curved, pointed, flexed ventrally at nearly right angles.