Stenolaemata - Cryptostomata - Fenestellidae
Alternative spelling: Cervella
Full reference: B.J. Chronic. 1949. Invertebrate paleontology (excepting fuslinids and corals). Upper Paleozoic of Peru
Parent taxon: Alternifenestella according to S. Sakagami 1995
See also Bassler 1953 and Sepkoski 2002
Sister taxa: Spinofenestella absoluta, Spinofenestella antiensis, Spinofenestella aspratilis, Spinofenestella basleoensis, Spinofenestella geinitzi, Spinofenestella lata, Spinofenestella magna, Spinofenestella microfenestrata, Spinofenestella minuta, Spinofenestella popovi, Spinofenestella solida, Spinofenestella speciosa, Spinofenestella spinulosa, Spinofenestella subquadratopora, Spinofenestella surda, Spinofenestella tschernovi, Alternifenestella sayensis, Alternifenestella absoluta, Alternifenestella megacapillaris, Alternifenestella esaulovae, Alternifenestella invisitata, Alternifenestella tuberculifera, Alternifenestella cervoidea, Alternifenestella vagrantia, Alternifenestella crassiseptata, Alternifenestella argumentosa, Alternifenestella horologia, Alternifenestella minuscula, Alternifenestella pajerensis, Alternifenestella minor, Alternifenestella indubia, Alternifenestella major, Alternifenestella kungurensis, Alternifenestella tribifurcata, Alternifenestella picchuensis, Alternifenestella rarispinata, Alternifenestella ampla, Alternifenestella cyclotriangulata, Alternifenestella bifida, Alternifenestella sublonga, Alternifenestella spitzbergensis, Alternifenestella nalivkini, Alternifenestella spinifera, Alternifenestella tenuiseptata, Alternifenestella greenharbourensis
Subtaxa: Alternifenestella (Cervella) aspera
Ecology: stationary epifaunal suspension feeder
Distribution: