ammonites
Spitzbergenia snjatkovi Zavodovsky 1960 (lamp shell)

Strophomenata - Productida - Monticuliferidae

Alternative combination: Cancrinella snjatkovi

Belongs to Spitzbergenia according to B.C. Abramov and A.D. Grigorieva 1988

Sister taxa: Spitzbergenia alferovi, Spitzbergenia gracilis, Spitzbergenia khinlopensis, Spitzbergenia loveni, Spitzbergenia pseudovelensis

Ecology: stationary low-level epifaunal suspension feeder

Average measurements (in mm): valve 34.4 x 44.9