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21 results for “Acanthodrilinae”
Figs 11, 12 in New South African Acanthodrilinae earthworm species, with new data for some earlier known members of the genus Parachilota (Oligochaeta: Acanthodrilidae)
Figs 11, 12. Spermathecae of Parachilota species with bilobate diverticulum: (11) P. karkloofi Zicsi, 1998, holotype, 400×; (12) P. minimus Zicsi & Pajor, 1992, 500×. Abbreviations: A – ampulla, BDv – bilobate diverticulum.
Figs 13, 14 in New South African Acanthodrilinae earthworm species, with new data for some earlier known members of the genus Parachilota (Oligochaeta: Acanthodrilidae)
Figs 13, 14. Spermathecae of Parachilota species with multilobate diverticulum, 500×: (13) P. uysae sp. n., holotype; (14) P. warreni (Michaelsen, 1913), spermathecae from ventral side of body. Abbreviations: A – ampulla, D – spermathecal duct, MDv – multilobate diverticulum, MDvl – left part of multilobate diverticulum of anterior spermathecae, MDvm – medial part of multilobate diverticulum of posterior spermathecae, MDvr – right part of multilobate diverticulum of anterior spermatheca.
Figs 6–10 in New South African Acanthodrilinae earthworm species, with new data for some earlier known members of the genus Parachilota (Oligochaeta: Acanthodrilidae)
Figs 6–10. Parachilota species with unilobate diverticulum: (6–9) P. timothyi sp. n., holotype: (6) anterior part of body, ventrally, 40×; (7) spermathecae of segment 8 and 9, 400×: (8) prostates of 17 and 19, 370×; (9) genital setae of 17 (a seta, 9A) and 19 (b seta, 9B), 500×; (10) P. wahlbergi (Michaelsen, 1899), spermathecae, 500×. Abbreviations: A – ampulla, Cl – clitellum, D – spermathecal duct, Pd – prostatic duct, Pg – prostatic gland, PR – prostatic pores of 17 and 19, Udv – unilobate diverticulum.
Figs 4, 5 in New South African Acanthodrilinae earthworm species, with new data for some earlier known members of the genus Parachilota (Oligochaeta: Acanthodrilidae)
Figs 4, 5. (4) Parachilota hottentotianus Pickford, 1937, prostatic glands, 500×; (5) P. ncandu sp. n., holotype, spermatheca of segment 9, 400×. Abbreviations: A – ampulla, D – spermathecal duct, UDv – unilobate diverticulum.
Figs 4–6 in Review of the balantine genus Udeina Michaelsen, 1910 with descriptions of six new species in South Africa (Oligochaeta: Acanthodrilidae, Acanthodrilinae)
Figs 4–6. Udeina anneae sp. n. Holotype. 4. Spermatheca, 500 X. A = ampulla; Dv = diverticulum. 5. Penial setae, juvenile, 400 X. 6. Ectal part of juvenile penial seta, 500 X.
Figs 24–25. Udeina stuckenbergi Zicsi, 1998. Holotype. 24 in Review of the balantine genus Udeina Michaelsen, 1910 with descriptions of six new species in South Africa (Oligochaeta: Acanthodrilidae, Acanthodrilinae)
Figs 24–25. Udeina stuckenbergi Zicsi, 1998. Holotype. 24. Internal view of dissected anterior part with right spermatheca, 250 X. 25. Left spermatheca, 350 X. A = ampulla; Dv = diverticulum; Spd = spermathecal duct.
FIGURE 4 in Lavellodrilus notosetosus sp. nov. (Annelida, Crassiclitellata, Acanthodrilidae): a new Mexican earthworm with uncommon characters, revealed by a preliminary revision of subfamily Acanthodrilinae
FIGURE 4. Frequency of selected morphological characters in Acanthodrilinae, partitioned across geographical regions. A and B show percentages of species carrying the character, relative to the total number of species (511); C and D show percentage of species carrying the character relative to the number of species for each region. US-MX-C= south, central and eastern USA, central and north eastern Mexico and Cuba, Haiti, Puerto Rico and Virgin Islands; MX-CA = central, eastern and southern Mexico, western Cuba, and Central America north of Nicaragua; SAM= Chile and southern Argentina; SAF= South Africa; AI=Antarctic Islands; M= Madagascar; AUS= Australia; NZ= New Zealand; NC= New Caledonia.
FIGURE 3 in Lavellodrilus notosetosus sp. nov. (Annelida, Crassiclitellata, Acanthodrilidae): a new Mexican earthworm with uncommon characters, revealed by a preliminary revision of subfamily Acanthodrilinae
FIGURE 3. Lavellodrilus notosetosus sp. nov. Internal. A. Dorsal view of segments 9–22; below septum 13/14, hearts, dorsal vessel and esophagus of segment 13 are diagrammatically shown (Paratype IEOL-3127; scale 2 mm). ES= Esophagus, vascularized region, G= Genital setae within follicles, H= Heart, HP= Parietal holonephridium, I= Start of intestine, PS= Penial setae follicles, S= septa SS= Somatic setae cd. B. Prostatic glands and penial setae follicles of segments 17 and 19; the intestine and esophagus were removed to facilitate view; (Holotype IEOL-3109; scale 1 mm). C= Nerve cord, M= Prostate muscular duct, PG= Prostate glandular region, PS= Penial setae follicles. C. Spermathecae of segment 9 in situ, dorsal view (Paratype IEOL-3109-2; scale 500 µm). D. Extracted left spermatheca from segment 9, (Paratype IEOL-3111; scale 500 µm). A= Spermathecal ampulla,). C= Nerve cord, DU= Spermathecal duct, DI= Spermathecal diverticle,
FIGURE 2 in Lavellodrilus notosetosus sp. nov. (Annelida, Crassiclitellata, Acanthodrilidae): a new Mexican earthworm with uncommon characters, revealed by a preliminary revision of subfamily Acanthodrilinae
FIGURE 2. Lavellodrilus notosetosus sp. nov. Setae. A. Right genital setae a of segment 12 (Holotype IEOL-3109; scale 400 µm). B. Apex of genital seta 12b (Holotype; scale 10 µm). C. Right penial setae b of segment 17 (Holotype IEOL-3109; scale 500 µm). D. Apex of penial seta 17a (Paratype IEOL 3108-2; scale 20 µm).
FIGURE 1 in Lavellodrilus notosetosus sp. nov. (Annelida, Crassiclitellata, Acanthodrilidae): a new Mexican earthworm with uncommon characters, revealed by a preliminary revision of subfamily Acanthodrilinae
FIGURE 1. Lavellodrilus notosetosus sp. nov. External. A. Ventral view of anterior region (Holotype IEOL-3109; scale 1 mm). B. Ventro-lateral view of female pores (Fp) (Paratype IEOL-3123; scale 1 mm). C. Ventro-lateral view of the genital zone showing genital papillae (Gp) and prostatic pores (Pp) (Paratype IEOL-3109-2; scale 1 mm). D. Ventro-lateral view of segment 12, showing the butterfly-like genital mark (Paratype IEOL-3123; scale 1 mm). E. Transverse section in the middle part of the body, behind segment 40, showing somatic setae (a,b,c,d), dorsal vessel (Dv) and intestine (I) (fragment of an individual collected 06/05/1982; scale 1 unity= 0.21 mm) F. Ventral view of anterior region (Paratype IEOL-3109-2; scale 1 mm).
FIGURE 4 in More new Diplotrema earthworm species from southern Mexico (Annelida, Crassiclitellata, Acanthodrilidae, Acanthodrilinae)
FIGURE 4. Diplotrema oaxacana sp. nov., holotype IEOL 3103. A. Stacked right genital seta a from segment 8, scale 50 µm. B. Stacked penial seta b from segment 19, scale 200 µm; also observed a reserve immature penial seta. C. Apex of same penial seta 19b, scale 50 µm.
FIGURE 3 in More new Diplotrema earthworm species from southern Mexico (Annelida, Crassiclitellata, Acanthodrilidae, Acanthodrilinae)
FIGURE 3. Diplotrema oaxacana sp. nov., spermathecae. A. Anterior from segment 8, right side, dorsal view. B. Posterior from segment 9, left side, ventral view; both A and B from paratype IEOL 3102. C. Anterior from segment 8, left side, dorsal view, paratype IEOL 4846; duct is lacking due to a fragmentation of the spermatheca during preparation. D. Anterior from segment 8, left side, ventral view, holotype IEOL 3103. E. Anterior from segment 8, dorsal view. F. Posterior from segment 9, left side, ventral view; both E and F from paratype IEOL 3262). A=ampulla, Di=diverticulum, Du=duct. Scales 2 mm.
FIGURE 10 in More new Diplotrema earthworm species from southern Mexico (Annelida, Crassiclitellata, Acanthodrilidae, Acanthodrilinae)
FIGURE 10. Geographic distribution of Diplotrema oaxacana sp. nov., Diplotrema tabascensis sp. nov, and Diplotrema kaxyebensis sp. nov. For each species locality the type of vegetation is shown: pine forest (square), tropical subdeciuous forest (triangle) and fallow of cloud forest (circle).
FIGURE 2 in More new Diplotrema earthworm species from southern Mexico (Annelida, Crassiclitellata, Acanthodrilidae, Acanthodrilinae)
FIGURE 2. Diplotrema oaxacana sp. nov., internal, holotype IEOL 3103. A. Latero-dorsal view of intestinal segments 21–23 showing an apparently double dorsal vessel (Dv), scale 0.5 mm. B. Dorsal view of segments 17–22, showing the muscular duct (PrD) and glandular part (PrG) of prostates and the large follicles (PS) containing penial setae. H=holonephridia, I=intestine, VNc=ventral nerve-cord. Intestine was removed to facilitate observations; scale 0.5 mm.
FIGURE 9 in More new Diplotrema earthworm species from southern Mexico (Annelida, Crassiclitellata, Acanthodrilidae, Acanthodrilinae)
FIGURE 9. Diplotrema kaxyebensis sp. nov., holotype IEOL 3334. A. Right penial seta b of segment 19, scale 150 µm. B. Apex of same penial seta 19b, scale 65 µm. C. Left genital seta of segment 8, scale 50 µm; the two fractures occurred during its extraction.
FIGURE 8 in More new Diplotrema earthworm species from southern Mexico (Annelida, Crassiclitellata, Acanthodrilidae, Acanthodrilinae)
FIGURE 8. Diplotrema kaxyebensis sp. nov., holotype IEOL 3334, external (A,B) and internal (C,D). A. Ventral view of anterior region, scale 1 mm. B. Ventral view of segments 14–20 showing genital papillae (Gp), male pores (Mp) and prostatic pores (Pp), scale 1 mm. C. Spermatheca of segment 8, right side, lateral view. D. Schematic illustration of same spermatheca after raising both duct and diverticulum; in both C and D scale 0.35 mm and A=ampulla, Di=diverticulum, Du=duct.
FIGURE 6 in More new Diplotrema earthworm species from southern Mexico (Annelida, Crassiclitellata, Acanthodrilidae, Acanthodrilinae)
FIGURE 6. Diplotrema tabascensis sp. nov., internal, dorsal view. A. Segments 16–19 showing the muscular duct (PrD) and glandular part (PrG) of prostates and follicles containing genital (GS) and penial (PS) setae. H=holonephridia; paratype IEOL 121, scale 0.5 mm. B. Right spermatheca from segment 9, holotype IEOL 119, scale 0.4 mm. A=ampulla, Di=diverticulum, Du=duct. C. Right spermatheca from segment 8, paratype IEOL 120, scale 0.4 mm.
FIGURE 5 in More new Diplotrema earthworm species from southern Mexico (Annelida, Crassiclitellata, Acanthodrilidae, Acanthodrilinae)
FIGURE 5. Diplotrema tabascensis sp. nov., external, anterior region. A. Ventral view of holotype IEOL 119, scale 1 mm. B. Ventral view of paratype IEOL 122, scale 1 mm. C. Ventral view of segments 16–20 showing genital papillae (Gp) and prostatic pores (Pp), scale 0.5 mm. D. Ventral view of segments 7–9 showing spermathecal pores (Sp), scale 0.5 mm; both C and D from paratype IEOL 120.
Figs 1–3 in New South African Acanthodrilinae earthworm species, with new data for some earlier known members of the genus Parachilota (Oligochaeta: Acanthodrilidae)
Figs 1–3. Parachilota abebaios sp. n., holotype: (1) anterior part of body, laterally; (2) anterior left spermatheca, 180×; (3) penial setae of 17. Abbreviations: A – ampulla, Cl – clitellum, D – spermathecal duct, PP – papillae of 8–10, UDv – unilobate diverculum.
FIGURE 1 in More new Diplotrema earthworm species from southern Mexico (Annelida, Crassiclitellata, Acanthodrilidae, Acanthodrilinae)
FIGURE 1. Diplotrema oaxacana sp. nov., external, anterior region. A. Holotype IEOL 3103, ventral view, scale 1 mm. B. Paratype IEOL 3102, ventral view, scale 1 mm. C. Latero-ventral view of segments 12–21 showing genital papillae (Gp) and prostatic pores (Pp), paratype IEOL 3262, scale 1 mm. D. Ventral view of invaginated prostomium, paratype IEOL 4846, scale 0.2 mm.
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