ammonites
Martiniopsis grandiformis Plodowski 1968 (lamp shell)

Rhynchonellata - Spiriferida - Ingelarellidae

Alternative combination: Eomartiniopsis grandiformis

Full reference: G. Plodowski. 1968. Neue Spiriferen aus Afghanistan. Senckenbergiana Lethaea 49(2-3):251-259

Belongs to Martiniopsis according to L. Angiolini et al. 2004

Sister taxa: Martiniopsis adminiculata, Martiniopsis cathaysiensis, Martiniopsis convexa, Martiniopsis inflata, Martiniopsis lutugini, Martiniopsis orientalis, Martiniopsis patella, Martiniopsis shandaohuensis, Martiniopsis subpentagonalis, Martiniopsis trimmata, Martiniopsis uralica, Martiniopsis woodi, Martiniopsis xizangensis

Type specimen: SMF 25001. Its type locality is Burgutsch-Tal, upper Visean, Dasht-e-Nawar, which is in an Arundian/Chadian marine horizon in Afghanistan.

Ecology: stationary epifaunal suspension feeder