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79 results for “Megadrilacea”
Fig. 4 in Extinction of Japan's first formally described earthworm (Horst, 1883) (Annelida, Oligochaeta, Megadrilacea, Megascolecidae).
Fig. 4. Contemporary view of same landscape showing urbanization (2018 author's image).
Fig. 5 in Redescription of extinct New Zealand earthworm: (Schmarda, 1861) (Annelida, Oligochaeta, Megadrilacea, Megascolecidae)
Fig. 5. Distinctive male pores on 18 (ditto).
Fig. 2 in Redescription of extinct New Zealand earthworm: (Schmarda, 1861) (Annelida, Oligochaeta, Megadrilacea, Megascolecidae)
Fig. 2. Loaned type as received in Japan in 2016 (author's photo).
Fig. 3 in Redescription of extinct New Zealand earthworm: (Schmarda, 1861) (Annelida, Oligochaeta, Megadrilacea, Megascolecidae)
Fig. 3. Prostomium (author's photo 2016).
Fig. 6 in Redescription of extinct New Zealand earthworm: (Schmarda, 1861) (Annelida, Oligochaeta, Megadrilacea, Megascolecidae)
Fig. 6. Spermatheca in 8lhs in setal "a" line, with ventral nerve (ditto).
Fig. 2 in Extinction of Japan's first formally described earthworm (Horst, 1883) (Annelida, Oligochaeta, Megadrilacea, Megascolecidae).
Fig. 2. von Siebold ca. 1820s (nl.wikipedia.org/wiki/Philipp_ Franz_von_Siebold CC-BY).
Fig. 1 in Redescription of extinct New Zealand earthworm: (Schmarda, 1861) (Annelida, Oligochaeta, Megadrilacea, Megascolecidae)
Fig. 1. Schmarda's original figure (from Blakemore 2000b; fig. 105; 2012: fig. 12).
Fig. 4 in Redescription of extinct New Zealand earthworm: (Schmarda, 1861) (Annelida, Oligochaeta, Megadrilacea, Megascolecidae)
Fig. 4. Deteriorating clitellum and ventrum pinned at 12–13 (ditto).
Fig. 4 in Jeju-do earthworms (Oligochaeta: Megadrilacea)-Quelpart Island revisited
Fig. 4. Phylogram of DNA barcodes for Jeju Drawida spp. compared to megascolecids.
Fig. 8 in Megascolex (Perichaeta) diffringens Baird, 1869 and Pheretima pingi Stephenson, 1925 types compared to the Amynthas corticis (Kinberg, 1867) and A. carnosus (Goto & Hatai, 1899) species-groups (Oligochaeta: Megadrilacea: Megascolecidae)
Fig. 8. Amynthas diffringens copy of Baird's original fig. 1 (habitus and a seta).
Fig. 13 in Megascolex (Perichaeta) diffringens Baird, 1869 and Pheretima pingi Stephenson, 1925 types compared to the Amynthas corticis (Kinberg, 1867) and A. carnosus (Goto & Hatai, 1899) species-groups (Oligochaeta: Megadrilacea: Megascolecidae)
Fig. 13. Prior Amynthas hongkongensis after Michaelsen (1910: fig. 22), for comparison.
Fig. 9 in New earthworm species from NIBR's Jeju-do biosphere compared to historical and new Japanese types (Oligochaeta: Megadrilacea: Megascolecidae)
Fig. 9. Amynthas yamizoyamensis after Ohfuchi's (1935: figs. 6- 10) originals.
Fig. 8. A in New earthworm species from NIBR's Jeju-do biosphere compared to historical and new Japanese types (Oligochaeta: Megadrilacea: Megascolecidae)
Fig. 8. A. shimaensis Mt. Fuji specimen (YNU) [boxed Goto & Hatai's (1899: fig. 3)].
Fig. 4 in New earthworm species from NIBR's Jeju-do biosphere compared to historical and new Japanese types (Oligochaeta: Megadrilacea: Megascolecidae)
Fig. 4. Amynthas micronarius neotype NMST An446-lhs; specimen NMST An445 - rhs.
Fig. 5 in First Records from Japan of European Vermi-composter Dendrobaena veneta (Rosa, 1886) and of "Classical" Lumbricus terrestris Linnaeus, 1758 (Annelida, Oligochaeta, Megadrilacea, Lumbricidae)
Fig. 5. Setal ratios provide simple differentiation.
FIGURE 1 in A new Korean earthworm (Oligochaeta: Megadrilacea: Megascolecidae)*
FIGURE 1. Amynthas gageodo sp. nov., holotype showing prostomium, ventral view of body with spermathecae and prostates in situ (genital markings nearby), posterior pygidium, and intestinal caecum in 27; plus an enlargement of 6lhs (left-hand-side) spermatheca.
Fig. 3 in Amynthas carnosus (Goto & Hatai, 1899) redescribed on its neotype (Oligochaeta: Megadrilacea: Megascolecidae)
Fig. 3. Variation in genital markings and spermathecal pores from Kobayashi (1936: text-figs. 1-2) showing permissible variations as determined by his detailed study.
Fig. 9. Amynthas diffringens - A in Megascolex (Perichaeta) diffringens Baird, 1869 and Pheretima pingi Stephenson, 1925 types compared to the Amynthas corticis (Kinberg, 1867) and A. carnosus (Goto & Hatai, 1899) species-groups (Oligochaeta: Megadrilacea: Megascolecidae)
Fig. 9. Amynthas diffringens - A the previously dissected syntype showing prostomium, ventral habitus with spermathecae and prostates in situ and caecum 27rhs; X2 enlargements are of a 9lhs spermathea, 5/6/7/8/9rhs spemathecal pores and 18rhs male pore; B A. sanctaehelenae prostomium of previously dissected subadult type.
Fig. 4. Amynthas corticis - specimens A in Megascolex (Perichaeta) diffringens Baird, 1869 and Pheretima pingi Stephenson, 1925 types compared to the Amynthas corticis (Kinberg, 1867) and A. carnosus (Goto & Hatai, 1899) species-groups (Oligochaeta: Megadrilacea: Megascolecidae)
Fig. 4. Amynthas corticis - specimens A from Arataki, New Zealand (providing DNA WM7 specimen in Auckland Museum) and B Korea (providing DNA WM9) plus male pores of its two sympatric specimens for comparison (specimens NIBRIV249903-4). Note: these superficially similar specimens separate genetically (see Fig. 1).
Fig. 1. Phylotree from MEGA5 in Megascolex (Perichaeta) diffringens Baird, 1869 and Pheretima pingi Stephenson, 1925 types compared to the Amynthas corticis (Kinberg, 1867) and A. carnosus (Goto & Hatai, 1899) species-groups (Oligochaeta: Megadrilacea: Megascolecidae)
Fig. 1. Phylotree from MEGA5 program Maximum Likelihood defaults - sample codes explained in the Appendix; ◆- samples have figured specimens; ◇- ex GenBank. Appears to show significant genetic difference between specimens superficially compliant with broad A. corticis definition as discussed below that taxon herein. Synonym priority for either Gp 1 or Gp 2 is currently unresolved.
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