Figure 88. Geographic distribution of Spongotrochus glacialis.

Figure 89. Geographic distribution of Spongurus cylindricus.

Figure 90. Geographic distribution of Spongurus pylomaticus.

Figure 91. Geographic distribution of Spongurussp.

Figure 92. Geographic distribution of Stichopilium bicorne.

Figure 93. Geographic distribution of Stylochlamydium asteriscus.

Figure 94. Geographic distribution of Stylochlamydium venustum.

Figure 95. Geographic distribution of Stylodictya aculeata.

Figure 96. Geographic distribution of Stylodictya multispina.

Figure 97. Geographic distribution of Tetraplecta pinigera.