Species

Brevibolbina dimorpha Sarv, 1959

Images
GIT 138-22
Brevibolbina dimorpha | Brevibolbina dimorpha dimorpha Sarv, 1959
Nabala Stageholotype
GIT 138-23
Brevibolbina dimorpha | Brevibolbina dimorpha dimorpha Sarv, 1959
Nabala Stage
GIT 138-24
Brevibolbina dimorpha | Brevibolbina dimorpha dimorpha Sarv, 1959
Nabala Stage
GIT 138-25
Brevibolbina dimorpha | Brevibolbina dimorpha dimorpha Sarv, 1959
Nabala Stage
GIT 138-26
Brevibolbina dimorpha | Brevibolbina dimorpha dimorpha Sarv, 1959
Nabala Stage
GIT 270-68
Brevibolbina dimorpha | Brevibolbina dimorpha dimorpha Sarv, 1959
104.9 Nabala Stage
GIT 270-69
Brevibolbina dimorpha | Brevibolbina dimorpha dimorpha Sarv, 1959
115.6 Rakvere Stage
GIT 270-70
Brevibolbina dimorpha altonodosa | Brevibolbina dimorpha altonodosa Sarv, 1959
Vormsi Stage
GIT 270-71
Brevibolbina dimorpha altonodosa | Brevibolbina dimorpha altonodosa Sarv, 1959
Vormsi Stage