Cylichna (Acrostemma) Cossmann 1889 (snail)

Gastropoda - Opisthobranchiata - Cylichnidae

Alternative spelling: Acrostemma

Parent taxon: Cylichna according to S. Banerjee and K. Halder 2023

See also Eames 1952 and Sepkoski 2002

Sister taxa: Cylichna (Cylichna), Cylichna (Cylichnopsis), Cylichna alba, Cylichna andersoni, Cylichna angustata, Cylichna angystoma, Cylichna attonsa, Cylichna aula, Cylichna calvertensis, Cylichna diegensis, Cylichna discus, Cylichna diversilirata, Cylichna elliptica, Cylichna faba, Cylichna fantasma, Cylichna greensboroensis, Cylichna incisa, Cylichna intermissia, Cylichna jacksonensis, Cylichna loismartinae, Cylichna makanjuolai, Cylichna occulta, Cylichna paupercula, Cylichna pessumata, Cylichna ramonensis, Cylichna salbriacensis, Cylichna secalina, Cylichna solivaga, Cylichna subalpina, Cylichna takashimaensis, Cylichna temblorensis, Cylichna tenuis, Cylichna venusta

Subtaxa: Cylichna (Acrostemma) punjabensis

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Ecology: epifaunal carnivore

Distribution:

• Eocene of Belgium (1 collection), India (1), Italy (1), Pakistan (1)

Total: 4 collections each including a single occurrence

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