Fig. 1. Cirrodrilus iwakiensis sp. nov. A, Lateral view of paratype (ZIHU 4931); B, ventral view of peristomium of paratype (ZIHU 4932), median tentacle arrowed; C, jaws (dorsal over ventral), anterior view through mouth, paratype (ZIHU 4934); D, jaws (dorsal over ventral), lateral view (m = mouth) of holotype (ZIHU 4930); E, schematic lateral view of reproductive organs in segments 5 and 6 based on holotype (ZIHU 4930) and other material, showing only their ventral half (connecting duct in segment 5 was not observed), glandular atrium dotted; muscular atrium and spermathecal duct with tangential lines; bursa and spermathecal duct with longitudinal lines). Scale bars: A, 200 µm; B, 100 µm; C, D, 20 µm; E, 50 µm.Published as part of Ohtaka, ...
FIGURE 4. SEM of Ctenodrilus pacificus sp. nov. A, complete specimen in lateral view; B, anterior en...
FIGURE 5. Average number, maximum number per fascicle and distribution of multidentate hooks along t...
Fig. 3. Mediomastus opertaculeus sp. nov., paratype, ZIHU 4371. A, Capillary chaeta from segment 3; ...
Fig. 2. Cirrodrilus iwakiensis sp. nov. Frontal view of oral region showing arrangement of peristomi...
Ohtaka, Akifumi, Gelder, Stuart R. (2015): Description of a New Species of Branchiobdellida (Annelid...
FIGURE 5. Aulodrilus pluriseta (Piguet) from Lake Kasumigaura, Japan (A–G) and from Estonia (H and I...
FIGURE 11. Aulodrilus aestivus sp. nov. from Takasaki, Japan. A, ventral view of anterior segments; ...
FIGURE 14. Genital organs of Aulodrilus pigueti Kowalewski from Niigata, Japan. A, parasagittal sect...
FIGURE 12. Genital organs of Aulodrilus aestivus sp. nov. from Takasaki, Japan. A, parasagittal sect...
FIGURE 14. Rhyacodrilus longichaeta sp. n. Guadalupe Creek population. A. Lateral view showing the c...
FIGURE 13. Chaetae of Aulodrilus pigueti Kowalewski from Lake Kitaura, Japan. A, dorsal crotchet in ...
FIGURE 18. Rhyacodrilus sodalis (Eisen, 1879), neotypes (A–J) and former neotype (Brinkhurst 1965), ...
Ohtaka, Akifumi (2021): Taxonomical study of Japanese Aulodrilus Bretscher (Annelida, Clitellata Tub...
Data on the spermatozoa of Branchiobdellida were taken from the published literature: sperm models o...
Fig. 3 (next page). Trilobodrilus ellenscrippsae sp. nov. A, F. Light micrographs; B-E. SEM microgra...
FIGURE 4. SEM of Ctenodrilus pacificus sp. nov. A, complete specimen in lateral view; B, anterior en...
FIGURE 5. Average number, maximum number per fascicle and distribution of multidentate hooks along t...
Fig. 3. Mediomastus opertaculeus sp. nov., paratype, ZIHU 4371. A, Capillary chaeta from segment 3; ...
Fig. 2. Cirrodrilus iwakiensis sp. nov. Frontal view of oral region showing arrangement of peristomi...
Ohtaka, Akifumi, Gelder, Stuart R. (2015): Description of a New Species of Branchiobdellida (Annelid...
FIGURE 5. Aulodrilus pluriseta (Piguet) from Lake Kasumigaura, Japan (A–G) and from Estonia (H and I...
FIGURE 11. Aulodrilus aestivus sp. nov. from Takasaki, Japan. A, ventral view of anterior segments; ...
FIGURE 14. Genital organs of Aulodrilus pigueti Kowalewski from Niigata, Japan. A, parasagittal sect...
FIGURE 12. Genital organs of Aulodrilus aestivus sp. nov. from Takasaki, Japan. A, parasagittal sect...
FIGURE 14. Rhyacodrilus longichaeta sp. n. Guadalupe Creek population. A. Lateral view showing the c...
FIGURE 13. Chaetae of Aulodrilus pigueti Kowalewski from Lake Kitaura, Japan. A, dorsal crotchet in ...
FIGURE 18. Rhyacodrilus sodalis (Eisen, 1879), neotypes (A–J) and former neotype (Brinkhurst 1965), ...
Ohtaka, Akifumi (2021): Taxonomical study of Japanese Aulodrilus Bretscher (Annelida, Clitellata Tub...
Data on the spermatozoa of Branchiobdellida were taken from the published literature: sperm models o...
Fig. 3 (next page). Trilobodrilus ellenscrippsae sp. nov. A, F. Light micrographs; B-E. SEM microgra...
FIGURE 4. SEM of Ctenodrilus pacificus sp. nov. A, complete specimen in lateral view; B, anterior en...
FIGURE 5. Average number, maximum number per fascicle and distribution of multidentate hooks along t...
Fig. 3. Mediomastus opertaculeus sp. nov., paratype, ZIHU 4371. A, Capillary chaeta from segment 3; ...