Synura heteropora Škaloud, Škaloudová & Procházková

(Fig. 4D)

DISTRIBUTION. — Austria, Czech Republic, Estonia, Ireland, Norway, Sweden and the United Kingdom (Škaloud et al. 2014).

REMARKS

The scales of this species have22-28 struts.The keel pores (these are actually not pores, but rather reticulations [P.A.Siver,pers.comm.]) are significantly larger than base plate pores (Škaloud et al. 2014).