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Table 9 Multiple entry key to species of Meristoderes

From: Occurrence of the newly described kinorhynch genus Meristoderes (Cyclorhagida: Echinoderidae) in Korea, with the description of four new species

Species Character
A B C D E F G H I
M. elleae sp. nov. 0 1 0 0 0 0 1 1 2
M. galatheae 1 1 0 0 0 2 2 0 0
M. glaber sp. nov. 0 0 1 1 0 0 0 0 1
M. herranzae sp. nov. 0 1 0 2 0 2 0 0 0
M. imugi sp. nov. 0 1 0 1 0 1 0 0 0
M. macracanthus 0 1 0 0 0 2 0 0 0
Meristoderes sp. 0 1 0 2 1 2 0 0 0
  1. Characters: A Middorsal spines: 0, on segments 4, 6, 8; 1: on segment 4 only. B lateroventral spines on segment 6: 0, absent; 1, present. C Position of spines in lateral series on segment 7: 0, lateroventral; 1, lateral accessory. D Tubules in dorsal series of segment 2: 0, absent; 1, subdorsal; 2, laterodorsal. E Tubules in dorsal series of segment 8: 0, absent; 1, laterodorsal. F Tubules in lateral series of segment 8: 0, absent; 1, sublateral; 2, lateral accessory. G Glandular cell outlets type 2 (gco2) on segment 2: 0, absent; 1, laterodorsal and sublateral; 2, subdorsal and lateroventral. H Gco2 on segment 5: 0, absent; 1, sublateral. I Gco2 on segment 8: 0, absent; 1, sublateral; 2, lateral accessory position