hollandina pterotermitidis hollandina pterotermitidis hollandina pterotermitidis is a species of spirochete that is symbiotic in wood-eating cockroaches and termites, the type species of its genus. hollandina pterotermitidis scientific classification domain: bacteria phylum: spirochaetota class: spirochaetia order: spirochaetales family: spirochaetaceae genus: hollandina species: h. pterotermitidis binomial name hollandina pterotermitidisbermudes et al. 1988