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34 results for “Eudrilidae”
Figure 4. A in A catalogue of the Eudrilidae and Megascolecidae (Clitellata: Lumbricina) from South America, with two new records of exotic species from Brazil
Figure 4. A) Pheretima bicincta, anterior body part in ventral view, spermathecal pores in 4/5/6/7/8/9, closely paired female pores on 14; B) dorsal view, 5 pairs of spermathecae in 5–9; C) spermatheca with a single diverticulum; D) 1 pair of ceca in 22.
Figure 1 in A catalogue of the Eudrilidae and Megascolecidae (Clitellata: Lumbricina) from South America, with two new records of exotic species from Brazil
Figure 1. Geographical distribution in South America of exotic Eudrilidae (A) and Megascolecidae (B–D) species: A) Eudrilus euganiae (circle), and Hyperiodrilus africanus (star); B) Amynthas aeruginosus (circle), and Amynthas corticis (square); C) Amynthas gracilis (triangle); D) Amynthas morrisi (star) and Amynthas robustus (circle) (new record from Brazil).
Figure 2. A in A catalogue of the Eudrilidae and Megascolecidae (Clitellata: Lumbricina) from South America, with two new records of exotic species from Brazil
Figure 2. A) Amynthas robustus, anterior body part in ventral view, genital markings on 18; B) spermatheca with a single diverticulum; C) prostatic gland; D) intestinal caecum.
Figure 3 in A catalogue of the Eudrilidae and Megascolecidae (Clitellata: Lumbricina) from South America, with two new records of exotic species from Brazil
Figure 3. Geographical distribution in South America: A) Amynthas rodericensis (circle), Metaphire californica (triangle), Metaphire houlletti (square), Metaphire posthuma (star), and Diplodricodrilus schmardae (square); B) Perionyx excavatus (circle) and Pheretima darnleiensis (triangle); C) Pheretima bicincta (square) (new record from Brazil) and Polypheretima elongata (square); D) Polypheretima taprobanae (square) and Pontodrilus litoralis (circle) from South America.
Figs 9, 10 in Four new earthworm species from the highlands of Cameroon with description of a new genus Okudrilus gen. n. (Oligochaeta: Eudrilidae & Acanthodrilidae)
Figs 9, 10. Okudrilus sulcatus sp. n.: (9) ventral view of the clitellar region; (10) ovo-spermathecal apparatus. Abbreviations: Fch = fertilization chamber, Fp = female pore, Ov = ovarium, Ovnd = ovarian duct, Ovs = ovisac, Pph = porophore, Pr = prostate pore, Sta = spermathecal ampulla, Stp = spermathecal pore.
Figs 11–14 in Four new earthworm species from the highlands of Cameroon with description of a new genus Okudrilus gen. n. (Oligochaeta: Eudrilidae & Acanthodrilidae)
Figs 11–14. Dichogaster (Diplothecodrilus) asymmetrica sp. n.: (11) ventral view of the clitellar region; (12) ectal third of the larger penial seta; (13) ectal third of the smaller penial seta; (14) spermatheca. Abbreviations: Fp = female pore, Pr = prostate pore.
Figs 7, 8 in Four new earthworm species from the highlands of Cameroon with description of a new genus Okudrilus gen. n. (Oligochaeta: Eudrilidae & Acanthodrilidae)
Figs 7, 8. Okudrilus nyosensis sp. n.: (7) ventral view of the clitellar region; (8) ovo-spermathecal apparatus. Abbreviations: Fch = fertilization chamber, Fp = female pore, Gsw = genital swelling, Ov = ovarium, Osd = ovo-spermathecal duct, Ovnd = ovarian duct, Ovs = ovisac, Pph = porophore, Pr = prostate pore, Sta = spermathecal ampulla, Stp = spermathecal pore.
Figs. 2–4 in Four new earthworm species from the highlands of Cameroon with description of a new genus Okudrilus gen. n. (Oligochaeta: Eudrilidae & Acanthodrilidae)
Figs. 2–4. (2) Eminoscolex steindachneri, spermathecal apparatus, after COgnetti (1909 fig. 10); (3) Eminoscolex franzi, spermathecal apparatus; (4) Eminoscolex franzi, sperm reservoir.Abbreviations: Fch = fertilization chamber, Nc = nerve cord, Osd = ovo-spermathecal duct, Ov = ovarium, Ovd = oviduct, Ovs = ovisac, S = septum, Sr = sperm reservoir, Sta = spermathecal ampulla, Stp = spermathecal pore.
Fig. 1 in Four new earthworm species from the highlands of Cameroon with description of a new genus Okudrilus gen. n. (Oligochaeta: Eudrilidae & Acanthodrilidae)
Fig. 1. Map showing sample localities for earthworms, plus locations of mountains (Manengouba and Bamboutos). Letters in parentheses indicate geopolitical regions of Cameroon (SW = South West, NW = North West, W = West, C = Central, LT = Littoral, AD = Adamaua).
Figs 5, 6 in Four new earthworm species from the highlands of Cameroon with description of a new genus Okudrilus gen. n. (Oligochaeta: Eudrilidae & Acanthodrilidae)
Figs 5, 6. Okudrilus monticolus sp. n.: (5) ventral view of the clitellar region; (6) ovo-spermathecal apparatus. Abbreviations: Fch = fertilization chamber, Fp = female pore (exits close to intersegment 14/15), Ov = ovarium, Osd = ovo-spermathecal duct, Ovnd = ovarian duct, Ovs = ovisac, Pr = prostate pore, Sta = spermathecal ampulla, Stp = spermathecal pore.
Fig. 10 in An annotated key separating foreign earthworm species from the indigenous South African taxa (Oligochaeta: Acanthodrilidae, Eudrilidae, Glossoscolecidae, Lumbricidae, Megascolecidae, Microchaetidae, Ocnerodrilidae and Tritogeniidae)
Fig. 10. Spermathecae: (A) Acanthodrilidae: Udeina adriani; (B) Benhamiinae: Dichogaster (Diplothecodrilus) bolaui, D. (D) modiglianii, D. (D) affinis and D. (D) annae; (C) Microchaetidae: Proandicus pajori; (D) Megascolecidae: Amynthas aeruginosus.
Fig. 9 in An annotated key separating foreign earthworm species from the indigenous South African taxa (Oligochaeta: Acanthodrilidae, Eudrilidae, Glossoscolecidae, Lumbricidae, Megascolecidae, Microchaetidae, Ocnerodrilidae and Tritogeniidae)
Fig. 9. Setal arrangements: (A –C) lumbricine arrangement: (A) closely paired; (B) widely paired; (C) separated in eight rows; (D) perichaetine arrangement.
Fig. 6 in An annotated key separating foreign earthworm species from the indigenous South African taxa (Oligochaeta: Acanthodrilidae, Eudrilidae, Glossoscolecidae, Lumbricidae, Megascolecidae, Microchaetidae, Ocnerodrilidae and Tritogeniidae)
Fig. 6. Prostates: (A) (schematic) racemose = lobular (Amynthas sp.) Megascolecidae; (B) tubular (Udeina adriani) Acanthodrilinae.
Fig. 8 in An annotated key separating foreign earthworm species from the indigenous South African taxa (Oligochaeta: Acanthodrilidae, Eudrilidae, Glossoscolecidae, Lumbricidae, Megascolecidae, Microchaetidae, Ocnerodrilidae and Tritogeniidae)
Fig. 8. Segmentation: (A) Secondary annulation: an anterior part of Microchaetus papillatus (Microchaetidae) showing intersegmental furrows separating segments, marked by nephridial pores of holoic nephridia; (B–C) simple: (B) Eudrilus eugeniae (Eudrilidae); (C) Aporrectodea trapezoides (Lumbricidae) showing tubercula pubertatis and male pore with tumescens.
Fig. 4 in An annotated key separating foreign earthworm species from the indigenous South African taxa (Oligochaeta: Acanthodrilidae, Eudrilidae, Glossoscolecidae, Lumbricidae, Megascolecidae, Microchaetidae, Ocnerodrilidae and Tritogeniidae)
Fig. 4. (A) Megascolecine arrangement (schematic): one pair of prostatic pores (tubular or lobular = racemose) in segment 18 and male pores in 18. Spermathecal pores may occur in some of the intersegmental furrows 4/5 – 8/9; (B) Amynthas sp. (Megascolecidae).
Fig. 3 in An annotated key separating foreign earthworm species from the indigenous South African taxa (Oligochaeta: Acanthodrilidae, Eudrilidae, Glossoscolecidae, Lumbricidae, Megascolecidae, Microchaetidae, Ocnerodrilidae and Tritogeniidae)
Fig. 3. Microscolecine arrangement, schematic: one pair of prostatic pores in 17 or 19, male pores may occur in segment 17 or 18, or be absent; spermathecal pores may be single pair with pores in 7/8 or 8/9, or two pairs in 7/8 and 8/9, or absent.
Fig. 1 in An annotated key separating foreign earthworm species from the indigenous South African taxa (Oligochaeta: Acanthodrilidae, Eudrilidae, Glossoscolecidae, Lumbricidae, Megascolecidae, Microchaetidae, Ocnerodrilidae and Tritogeniidae)
Fig. 1. (A) Acanthodriline arrangement (schematic); (B) Parachilota timothyi (Acanthodrilinae).
Fig. 7 in An annotated key separating foreign earthworm species from the indigenous South African taxa (Oligochaeta: Acanthodrilidae, Eudrilidae, Glossoscolecidae, Lumbricidae, Megascolecidae, Microchaetidae, Ocnerodrilidae and Tritogeniidae)
Fig. 7. Prostomium: (A) zygolobous; (B) prolobous; (C) epilobous; (D) tanylobous.
Fig. 2 in An annotated key separating foreign earthworm species from the indigenous South African taxa (Oligochaeta: Acanthodrilidae, Eudrilidae, Glossoscolecidae, Lumbricidae, Megascolecidae, Microchaetidae, Ocnerodrilidae and Tritogeniidae)
Fig. 2. (A) Balantine arrangement (schematic); (B) Udeina quedeni (Acanthodrilinae).
FIG. 9 in Description of seven new species of Libyodrilus Beddard from Cameroon, with a key to the species of the genus (Oligochaeta: Eudrilidae)
FIG. 9. Libyodrilus spp., female and spermarial system. (A, B) crassisetus; (C, D) platybrachyoncus; (E) kamerunensis (redrawn from Michaelsen, 1915: figure 65, pl. 18; not to scale); (F) tenuisetus. (A, C, E, F) Dorsal view; (B, D) detail of connection between receptaculum ovorum and perioesophageal ring. con, connection between receptaculum ovorum and spermarium; div, diverticulum; od, oviduct; op n, opening for the nerve cord; op oes, opening for oesophagus; pr, perioesophageal ring; ro, receptaculum ovorum; sp, spermarium.
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