1923  Rectoclymeniidae Schindewolf,p.12,64.
     1957  Rectoclymeniidae.-Treatise,p.L45.
     1960  Rectoclymeniidae.-Ruzhentsev,p.243.
     1960  Rectoclymeniidae.-Bogoslovskii,p.72.
     1960  Rectoclymeniidae.-Kullmann,p.87.
     1962  Rectoclymeniidae.-Osnovy,p.407.
     2002  Rectoclymeniidae.-Korn & Klug: 222.
     2005  Rectoclymeniidae.-Nikolaeva & Bogoslovskii: 113.

A:   Thinly discoidal, narrowly or rather widely umbilicate, increasing in height, with high whorl section and more or less
       oxycone venter.
B:   Growth lines with low dorsolateral and ventrolateral salients and shallow lateral sinus, approximately rectilinear;
       ventral sinus rather deep.
C:   Ribbing, if present, nearly straight.
G:   Suture simple, with lateral and dorsal lobes only, which may be supplemented by umbilical lobes. Ventral saddle narrow
       and highly elevated.

Fig. TAX4152