hyalophysa clampi hyalophysa clampi hyalophysa clampi is a species of freshwater alveolates known as an apostome ciliate. it was found on crayfish and described by jeremy s. browning and stephen c. landers in 2012. hyalophysa clampi scientific classification domain: eukaryota clade: diaphoretickes clade: sar clade: alveolata phylum: ciliophora class: oligohymenophorea order: apostomatida family: foettingeriidae genus: hyalophysa species: h. clampi binomial name hyalophysa clampibrowning & landers, 2012