Membranilarnacia |
Membranilarnacia pterococcoides
|
Nd |
Nd |
|
Membranilarnacia |
Membranilarnacia pterospermoides
|
Baltic |
Late Cretaceous |
|
Membranilarnax |
Membranilarnax
|
Nd |
Nd |
|
Membranilarnax |
Membranilarnax amandopolitana
|
Nd |
Nd |
|
Membranilarnax |
Membranilarnax angustivele
|
Nd |
Nd |
|
Membranilarnax |
Membranilarnax leptoderma
|
Nd |
Nd |
|
Membranilarnax |
Membranilarnax liradiscoides
|
Baltic |
Late Cretaceous |
|
Membranilarnax |
Membranilarnax marinum
|
North Sea |
Recent |
|
Membranilarnax |
Membranilarnax ovulum
|
Nd |
Nd |
|
Membranilarnax |
Membranilarnax pirus
|
France |
Middle Ordovician |
|
Membranilarnax |
Membranilarnax pterococcoides
|
Nd |
Nd |
|
Membranilarnax |
Membranilarnax pterospermoides
|
Baltic |
Late Cretaceous |
|
Membranolimbus |
Membranolimbus limbatus
|
Nd |
Nd |
|
Membranolimbus |
Membranolimbus triangulatus
|
Nd |
Nd |
|
Membranophoridium |
Membranophoridium
|
Nd |
Nd |
|
Membranophoridium |
Membranophoridium aspinatum
|
Nd |
Nd |
|
Membranophoridium |
Membranophoridium multispinatum
|
Nd |
Nd |
|