Figure 13.

Strobilopterus proteus. Type B genital operculum specimens. A: FMNH PE 26079. B: Counterpart to FMNH PE 26079. C: FMNH PE 61150. D: Counterpart to FMNH PE 61150. Scale bars = 10 mm.

Lamsdell and Selden BMC Evolutionary Biology 2013 13:98   doi:10.1186/1471-2148-13-98
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