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1,006 results for “Oligochaeta”
FIG. 22 in Earthworms (Oligochaeta, Clitellata) of the Mitaraka range (French Guiana): commented checklist with description of one genus and eighteen species new to science
FIG. 22. — Guianodrilus corticolous Bartz & Decaëns n. sp.: A, external and lateral view of the anterior body (arrows indicate the end of clitellum and male and prostatic pore position); B, external and dorsal view of the anterior body (segment number indicate the end of clitellum); C, external and ventral view of the anterior body (arrows indicate the clitellum and male field); D, Internal view indicating the pair of prostates and male and prostatic pore; E, internal view indicating male and female strutures; F, detail of a calciferous gland after being extracted from the dissection. All images from the holotype; CG, calciferous gland; CL, clitellum; MP, male pore; PP, prostate pore; PG, prostatic gland; SP, spermathecae; TS, testes; OV, ovaries; CG, calciferous gland. Scale bars: A, 2 mm; B, D, 1 mm; e, 0.5 mm; F, 200 μm.
FIG. 17 in Earthworms (Oligochaeta, Clitellata) of the Mitaraka range (French Guiana): commented checklist with description of one genus and eighteen species new to science
FIG. 17. — Neogaster csuzdii Bartz & Decaëns n. sp.: A, external and lateral view of the anterior body (arrows indicate the clitellum position); B, external and ventral view of the anterior body (arrows indicate the clitellum male field); C, habitat preferences; D, microhabitat preferences. All images from the holotype; CL, clitellum; MF, male field; N, total number of specimens in the dataset. Scale bars: 1 mm.
FIG. 21 in Earthworms (Oligochaeta, Clitellata) of the Mitaraka range (French Guiana): commented checklist with description of one genus and eighteen species new to science
FIG. 21. — Omodeoscolex tetraspermatheca Decaëns & Bartz n. sp.: A, external and lateral view of the anterior body (arrows indicate the clitellum position); B, external and ventral view of the anterior body (arrows indicate the clitellum male field); C, habitat preferences; D, microhabitat preferences. All images from the holotype; CL, clitellum; MF, male field; N, total number of specimens in the dataset. Scale bars: 1 mm.
FIG. 16 in Earthworms (Oligochaeta, Clitellata) of the Mitaraka range (French Guiana): commented checklist with description of one genus and eighteen species new to science
FIG. 16. — Atatina albida Bartz & Decaëns n. sp.: A, external and lateral view of the anterior body (arrows indicate the clitellum and tubercula pubertatis positions); B, dorsal dissection showing anterior internal anatomy; C, detailed view of the dorsal dissection showing the calciferous glands; D, habitat preferences; E, microhabitat preferences. All images from the holotype, except C, (Paratype EW-MI15-0121); CG, calciferous glands; CL, clitellum; GZ, gizzard; IN, intestine; SV, seminal vesicles; TP, tubercula pubertatis; N, total number of specimens in the dataset. Scale bars: A, B, 2 mm; C, 1 mm.
FIG. 14 in Earthworms (Oligochaeta, Clitellata) of the Mitaraka range (French Guiana): commented checklist with description of one genus and eighteen species new to science
FIG. 14. — Martiodrilus (Maipure) alexi Bartz & Decaëns n. sp.: A, external and lateral view of the anterior body (arrows indicate the clitellum position); B, external and ventral view of the anterior body (arrows indicate the position of the tubercula pubertatis); C, dorsal dissection showing anterior internal anatomy; D, habitat preferences; E, microhabitat preferences. All images from the holotype; CL, clitellum; DV, dorsal vessel; GZ, gizzard; IN, intestine; SP, spermathecae; SV, seminal vesicles; TP, tubercula pubertatis; N, total number of specimens in the dataset.
FIG. 13 in Earthworms (Oligochaeta, Clitellata) of the Mitaraka range (French Guiana): commented checklist with description of one genus and eighteen species new to science
FIG. 13. — Martiodrilus (Maipure) mitaraka Decaëns & Bartz n. sp.: A, external and lateral view of the anterior body (arrows indicate the clitellum position); B, external and ventral view of the anterior body (arrows indicate the position of the tubercula pubertatis); C, dorsal dissection showing anterior internal anatomy; D, detail of anterior segments (external lateral view); E, habitat preferences; F, microhabitat preferences. All images from the holotype; CL, clitellum; GZ, gizzard; SP, spermathecae; SV, seminal vesicles; TF, tiphlosole; TP, tubercula pubertatis; N, total number of specimens in the dataset. Scale bars: A-C, 5 mm; D, 2.5 mm.
FIG. 11 in Earthworms (Oligochaeta, Clitellata) of the Mitaraka range (French Guiana): commented checklist with description of one genus and eighteen species new to science
FIG. 11. — Martiodrilus (Botaria) wayana Bartz & Decaëns n. sp.: A, external and lateral view of the anterior body (arrows indicate the clitellum position); B, external and ventral view of the anterior body (arrows indicate the position of the tubercula pubertatis); C, dorsal dissection showing anterior internal anatomy; D, Habitat preferences; E, microhabitat preferences. All images from the holotype; CL, clitellum; DV, dorsal vessel; GZ, gizzard; IN, intestine; SP, spermathecae; SV, seminal vesicles; TP, tubercula pubertatis; N, total number of specimens in the dataset. Scale bars: 5 mm.
FIG. 19 in Earthworms (Oligochaeta, Clitellata) of the Mitaraka range (French Guiana): commented checklist with description of one genus and eighteen species new to science
FIG. 19. — Omodeoscolex touroulti Decaëns & Bartz n. sp.: A, external and lateral view of the anterior body (arrows indicate the clitellum position); B, external and ventral view of the anterior body (arrows indicate the clitellum male field); C, habitat preferences; D, microhabitat preferences. All images from the holotype; CL, clitellum; MF, male field; N, total number of specimens in the dataset. Scale bars: 1 mm.
FIG. 15 in Earthworms (Oligochaeta, Clitellata) of the Mitaraka range (French Guiana): commented checklist with description of one genus and eighteen species new to science
FIG. 15. — Urobenus guianomeridionalis Bartz & Decaëns n. sp.: A, external and lateral view of the anterior body (arrows indicate the clitellum position); B, external and ventral view of the anterior body (arrows indicate the position of the tubercula pubertatis); C, dorsal dissection showing anterior internal anatomy; D, habitat preferences; E, microhabitat preferences. All images from the holotype; CL, clitellum; GZ, gizzard; SP, spermathecae; SV, seminal vesicles; TF, typhlosole; TP, tubercula pubertatis; N, total number of specimens in the dataset. Scale bars: 2.5 mm.
FIG. 10 in Earthworms (Oligochaeta, Clitellata) of the Mitaraka range (French Guiana): commented checklist with description of one genus and eighteen species new to science
FIG. 10. — Martiodrilus (Botaria) tchoukouchipan Decaëns & Bartz n. sp.: A, external and lateral view of the anterior body (arrows indicate the clitellum position); B, external and ventral view of the anterior body (arrows indicate the position of the tubercula pubertatis); C, dorsal dissection showing anterior internal anatomy; D, habitat preferences; E, microhabitat preferences. All images from the holotype; CG, calciferous glands; CL, clitellum; GZ, gizzard; SP, spermathecae; SV, seminal vesicles; TF, typhlosole; TP, tubercula pubertatis; N, total number of specimens in the dataset. Scale bars: 5 mm.
FIG. 9 in Earthworms (Oligochaeta, Clitellata) of the Mitaraka range (French Guiana): commented checklist with description of one genus and eighteen species new to science
FIG. 9. — Martiodrilus (Botaria) pavliceki Bartz & Decaëns n. sp.: A, external and lateral view of the anterior body (arrows indicate the clitellum position); B, external and ventral view of the anterior body (arrows indicate the position of the tubercula pubertatis); C, dorsal dissection showing the internal anatomy of the anterior body; D, habitat preferences; E, microhabitat preferences. All images from the holotype; CL, clitellum; DV, dorsal vessel; GZ, gizzard; IN, intestine; SP, spermathecae; SV, seminal vesicles; TP, tubercula pubertatis; N, total number of specimens in the dataset. Scale bars: 5 mm.
FIG. 7 in Earthworms (Oligochaeta, Clitellata) of the Mitaraka range (French Guiana): commented checklist with description of one genus and eighteen species new to science
FIG. 7. — Martiodrilus (Botaria) lavellei Decaëns & Bartz n. sp.: A, external and lateral view of the anterior body (arrows indicate the clitellum position); B, external and ventral view of the anterior body (arrows indicate the position of the tubercula pubertatis); C, dorsal dissection showing anterior internal anatomy; D, habitat preferences; E, microhabitat preferences. All images from the holotype; CL, clitellum; DV, dorsal vessel; GZ, gizzard; IN, intestine; SP, spermathecae; SV, seminal vesicles; TP, tubercula pubertatis; N, total number of specimens in the dataset. Scale bars: 2.5 mm.
FIG. 20 in Earthworms (Oligochaeta, Clitellata) of the Mitaraka range (French Guiana): commented checklist with description of one genus and eighteen species new to science
FIG. 20. — Omodeoscolex abamaensis Bartz & Decaëns n. sp.: A, external and lateral view of the anterior body (arrows indicate the clitellum position); B, external and ventral view of the anterior body (arrows indicate the clitellum male field); C, habitat preferences; D, microhabitat preferences. All images from the holotype; CL, clitellum; MF, male field; N, total number of specimens in the dataset. Scale bars: 1 mm.
FIG. 18 in Earthworms (Oligochaeta, Clitellata) of the Mitaraka range (French Guiana): commented checklist with description of one genus and eighteen species new to science
FIG. 18. — Neogaster tumuchumac Decaëns & Bartz n. sp.: A, external and lateral view of the anterior body (arrows indicate the clitellum position); B, external and ventral view of the anterior body (arrows indicate the clitellum male field); C, habitat preferences; D, microhabitat preferences. All images from the holotype; CL, clitellum; MF, male field; N, total number of specimens in the dataset. Scale bars: 1 mm.
FIG. 12 in Earthworms (Oligochaeta, Clitellata) of the Mitaraka range (French Guiana): commented checklist with description of one genus and eighteen species new to science
FIG. 12. — Martiodrilus (Maipure) luminescens Decaëns & Bartz n. sp.: A, external and lateral view of the anterior body (arrows indicate the clitellum position); B, external and ventral view of the anterior body (arrows indicate the position of the tubercula pubertatis); C, dorsal dissection showing anterior internal anatomy; D, detail of the anterior part of the dorsal dissection showing the spermathecae; E, detail of the dorsal dissection showing the seminal vesicle and the calciferous glands; F, habitat preferences; G, microhabitat preferences. All images from the holotype; CL, clitellum; CG, calciferous glands; DV, dorsal vessel; GZ, gizzard; HT, intestinal hearts; IN, intestine;SP, spermathecae; SV, seminal vesicles; TP, tubercula pubertatis; N, total number of specimens in the dataset.Scale bars: 10 mm.
FIG. 23 in Earthworms (Oligochaeta, Clitellata) of the Mitaraka range (French Guiana): commented checklist with description of one genus and eighteen species new to science
FIG. 23. — Guianodrilus corticolous Bartz & Decaëns n. sp.: A, habitat preferences; B, microhabitat preferences. N, total number of specimens in the dataset.
FIG. 6 in Earthworms (Oligochaeta, Clitellata) of the Mitaraka range (French Guiana): commented checklist with description of one genus and eighteen species new to science
FIG. 6. — Martiodrilus (Botaria) flavus Decaëns & Bartz n. sp.: A, external and lateral view of the anterior body (arrows indicate the clitellum position); B, external and semi-ventral view of the anterior body (arrows indicate the position of the tubercula pubertatis); C, dorsal dissection showing anterior internal anatomy; D, detail on the spermathecae; E, detail on the typhlosole when rolled up; F, detail on the typhlosole when unrolled; G, habitat preferences; H, microhabitat preferences. All images from the holotype specimen: CL, clitellum; DV, dorsal vessel; GZ, gizzard; IN, intestine; SP, spermathecae; SV, seminal vesicles; TF, typhlosole; TP, tubercula pubertatis; N, total number of specimens in the dataset. Scale bars: A-C, E, F, 10 mm; D, 5 mm.
FIG. 5 in Earthworms (Oligochaeta, Clitellata) of the Mitaraka range (French Guiana): commented checklist with description of one genus and eighteen species new to science
FIG. 5. — Andiorrhinus (Turedrilus) pascalei Bartz & Decaëns n. sp.: A, external and lateral view of the anterior body (arrows indicate the clitellum position on the dorsal side, and of the tubercula pubertatis on the ventral side); B, detail of the calciferous glands after being extracted from the dissection; C, detail of the dissection showing the spermathecae; D, habitat preferences; E, microhabitat preferences. All images from the holotype specimen: CL, clitellum; SP, spermathecae; TP, tubercula pubertatis; N, total number of specimens in the dataset. Scale bars: A, 10 mm; C, 2.5 mm.
FIG. 3 in Earthworms (Oligochaeta, Clitellata) of the Mitaraka range (French Guiana): commented checklist with description of one genus and eighteen species new to science
FIG. 3. — Bayesian Inference of the phylogeny of species of A, Rhinodrilidae Benham, 1890 and Glossoscolecidae Michaelsen, 1900; B, Benhamiidae Michaelsen, 1897; C, Ocnerodrilidae Beddard, 1891 based on the sequence of COI. In all of them Hirudo officinalis Linnaeus, 1758 was included as outgroup. Clades corresponding to species were collapsed, with depth of the triangles representing intraspecific genetic divergence and height representing intraspecific haplotype diversity.
FIG. 4 in Earthworms (Oligochaeta, Clitellata) of the Mitaraka range (French Guiana): commented checklist with description of one genus and eighteen species new to science
FIG. 4. — Earthworm species diversity in the Mitaraka range: A, incidence–based rarefaction and extrapolation curve showing species number accumulation as a function of the number of plots sampled within the study area; B, abundance–based rarefaction and extrapolation curves showing species number accumulation as a function of the number of earthworm individuals sampled within four main types of habitats (Inselberg habitats include rocky savannahs, transition and hilltop forests); B, abundance–based rarefaction and extrapolation curves showing species number accumulation as a function of the number of earthworm individuals sampled within four main types of microhabitats (Litter, litter accumulations on granitic rocks; Roots, root mat of terrestrial bromeliads; Soil, organo-mineral soil and sediments; Trunks, decaying trunks and associated termite mounds); D, box–plots of community-scale species richness for the four main type of habitats (as in B). In A-C, solid curves: rarefaction curves; dotted curves:extrapolation curves. In D, diamond symbol: mean; coloured dots: outliers; grey dots: individual values.
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