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273 results for “Hirudinida”
FIGURE 4 in Freshwater leech (Annelida: Hirudinida) distribution in the Canadian Province of Newfoundland and Labrador and adjacent regions: check-list, new records, new pigmentation forms, and Pleistocene refugia
FIGURE 4. Distribution of the four widespread leech species. Circles, 2004 survey; squares, literature locations (Pawlowski 1948, Davies 1973); triangles, museum specimens. A, Glossiphonia elegans (Verrill); B, Helobdella modesta (Verrill); C, Erpobdella punctata (Leidy); D, Erpobdella obscura (Verrill).
FIGURE 2 in Freshwater leech (Annelida: Hirudinida) distribution in the Canadian Province of Newfoundland and Labrador and adjacent regions: check-list, new records, new pigmentation forms, and Pleistocene refugia
FIGURE 2. Photographs of selected Newfoundland and Labrador leeches. D was collected by Cecelia McGrath in 1982. A, Dorsal view of Glossiphonia elegans (Verrill), site 17; B, Dorsal view of Helobdella modesta (Verrill), site 12; C, Dorsal view of Theromyzon sp., site 6; D, Lateral view of Haemopis lateromaculata Mathers, showing the plain ventrum separated from the speckled dorsum by a lighter pattern on the side, CMNA 1982–0654; E, Dorsal view of Haemopis marmorata (Say), site 12; F, Closeup of anal protrusion of Haemopis marmorata, Site 12; G, Erpobdella punctata (Leidy) (normal pigmentation), site 7; H, Erpobdella obscura (Verrill) [normal pigmentation], site 21. Scale bars are in cm unless otherwise indicated.
FIGURE 7 in Freshwater leech (Annelida: Hirudinida) distribution in the Canadian Province of Newfoundland and Labrador and adjacent regions: check-list, new records, new pigmentation forms, and Pleistocene refugia
FIGURE 7. Pigmentation patterns of Erpobdella obscura (Verrill). A–F are illustrations by PH from Labrador and Newfoundland: A, Site 28; B, Sites 22, 23; C, Site 21; D, Site 29; E, Site 18; F, Site 7. G–J are microscope photographs of typical examples of ringed and mottled patterns of Erpobdella obscura (Verrill) from Newfoundland and Labrador compared to specimens from the Grand River, Ontario. Scale bars are in mm. G, closeup of midportion of ringed specimen from Newfoundland, CMNA 2006–0023. H, anterior portion of ringed specimen from Newfoundland, CMNA 2006– 0020. I, anterior portion of mottled specimen from Newfoundland, CMNA 2006–0018. J, closeup of midportion of mottled specimen from Newfoundland, CMCA2006–0018.
FIGURE 1 in Freshwater leeches (Annelida: Clitellata: Hirudinida) of the Czech Republic (Central Europe): check-list, new records, and remarks on species distributions
FIGURE 1. The geographical position of the Czech Republic in central Europe, including historical divisions within the country—Bohemia (Čechy) to the west, and Moravia (Morava) to the east.
FIGURE 3 in Freshwater leeches (Annelida: Clitellata: Hirudinida) of the Czech Republic (Central Europe): check-list, new records, and remarks on species distributions
FIGURE 3. The distribution of selected leech species (Annelida, Clitellata, Hirudinida: the families Hirudinidae and Erpobdellidae) in the Czech Republic recorded during the years 1998 through 2008, based upon published and unpublished records, and specimens collected during this study.
FIGURE 2 in Freshwater leeches (Annelida: Clitellata: Hirudinida) of the Czech Republic (Central Europe): check-list, new records, and remarks on species distributions
FIGURE 2. The distribution of selected leech species (Annelida, Clitellata, Hirudinida: the families Glossiphoniidae and Piscicolidae) in the Czech Republic recorded during the years 1998 through 2008, based upon published and unpublished records, and specimens collected during this study.
FIGURE 7 in Two new species of Helobdella Blanchard 1896 (Hirudinida: Rhynchobdellida: Glossiphoniidae) from Taiwan, with a checklist of hirudinea fauna of the island
FIGURE 7. Neighbor joining tree of Helobdella based on COI sequences. Bootstrap values above 50 are shown. Specimens of H. melananus, H. octatestisaca and H. europaea from Taiwan are marked in bold.
FIGURE 2 in Two new species of Helobdella Blanchard 1896 (Hirudinida: Rhynchobdellida: Glossiphoniidae) from Taiwan, with a checklist of hirudinea fauna of the island
FIGURE 2. Internal morphology of Helobdella octatestisaca n. sp. Roman numerals of X and XX indicate the orders of the ganglia. an. Anus; atr. Atrium; br. Brain; cr. Crop and crop caeca; ejc. Ejaculatory duct; g. Ganglion; int. Intestine and intestine caeca; mth. Mouth; ov. Ovary; prb. Proboscis; rt. Rectum; salg. Salivary gland; scu. Scute; te. Testisacs.
FIGURE 1 in Two new species of Helobdella Blanchard 1896 (Hirudinida: Rhynchobdellida: Glossiphoniidae) from Taiwan, with a checklist of hirudinea fauna of the island
FIGURE 1. External morphology of Helobdella octatestisaca n.sp. Notice the smooth dorsal surface and the scute located middorsally in the anterior region. The scale indicates 1 mm.
FIGURE 6 in Two new species of Helobdella Blanchard 1896 (Hirudinida: Rhynchobdellida: Glossiphoniidae) from Taiwan, with a checklist of hirudinea fauna of the island
FIGURE 6. Internal morphology of Helobdella europaea. Roman numerals of X and XX indicate the orders of the ganglia. an. Anus; atr. Atrium; br. Brain; cr. Crop and crop caeca; ejc. Ejaculatory duct; g. Ganglion; int. Intestine and intestine caeca; mth. Mouth; ov. Ovary; prb. Proboscis; rt. Rectum; salg. Salivary gland; te. Testisacs.
FIGURE 4 in Two new species of Helobdella Blanchard 1896 (Hirudinida: Rhynchobdellida: Glossiphoniidae) from Taiwan, with a checklist of hirudinea fauna of the island
FIGURE 4. Internal morphology of Helobdella melananus n. sp.. Roman numerals of X and XX indicate the orders of the ganglia. an. Anus; atr. Atrium; br. Brain; cr. Crop and crop caeca; ejc. Ejaculatory duct; g. Ganglion; int. Intestine and intestine caeca; mth. Mouth; ov. Ovary; prb. Proboscis; rt. Rectum; salg. Salivary gland; te. Testisacs.
FIGURE 9 in Redescription of Orobdella ijimai (Hirudinida: Arhynchobdellida: Gastrostomobdellidae), and two new species of Orobdella from the Ryukyu Archipelago, Japan
FIGURE 9. Orobdella shimadae sp. nov., holotype, KUZ Z128. (A) Dorsal, and (B) ventral views of somites I–VIII. (C) Dorsal and (D) ventral views of somites XXV–XXVII and caudal sucker. (E) Ventral view of somites XI–XIII. (F) Ventral view of gastroporal duct. (G) Ventral view of female gonopore. (H) Dorsal view of reproductive system including ventral nervous system. (I) Dorsal view of male atrium. (J) Dorsal view of female reproductive system including position of ganglion XIII. Scale bars, 1 mm (A–F, H), 0.5 mm (I, J), 0.25 mm (G).
FIGURE 6 in Redescription of Orobdella ijimai (Hirudinida: Arhynchobdellida: Gastrostomobdellidae), and two new species of Orobdella from the Ryukyu Archipelago, Japan
FIGURE 6. Orobdella dolichopharynx sp. nov., holotype, KUZ Z120. (A) Dorsal, and (B) ventral views of somites I–VIII. (C) Dorsal and (D) ventral views of somites XXV–XXVII and caudal sucker. (E) Ventral view of somites XI–XIII. (F) Ventral view of gastroporal duct. (G) Ventral view of female gonopore. (H) Dorsal view of reproductive system including ventral nervous system. (I) Dorsal view of male atrium. (J) Dorsal view of female reproductive system including position of ganglion XIII. Scale bars, 1 mm (A–F, H), 0.5 mm (I, J), 0.25 mm (G).
FIGURE 8 in Redescription of Orobdella ijimai (Hirudinida: Arhynchobdellida: Gastrostomobdellidae), and two new species of Orobdella from the Ryukyu Archipelago, Japan
FIGURE 8. Orobdella shimadae sp. nov., holotype, KUZ Z128. (A) Dorsal, and (B) ventral surface. Scale bar, 5 mm.
FIGURE 5 in Redescription of Orobdella ijimai (Hirudinida: Arhynchobdellida: Gastrostomobdellidae), and two new species of Orobdella from the Ryukyu Archipelago, Japan
FIGURE 5. Orobdella dolichopharynx sp. nov., holotype, KUZ Z120. (A) Dorsal, and (B) ventral surface. Scale bar, 5 mm.
FIGURE 2. Orobdella ijimai Oka, KUZ Z108 in Redescription of Orobdella ijimai (Hirudinida: Arhynchobdellida: Gastrostomobdellidae), and two new species of Orobdella from the Ryukyu Archipelago, Japan
FIGURE 2. Orobdella ijimai Oka, KUZ Z108, from the type locality. (A) Dorsal, and (B) ventral surface. Scale bar, 5 mm.
FIGURE 3. Orobdella ijimai Oka, KUZ Z108 in Redescription of Orobdella ijimai (Hirudinida: Arhynchobdellida: Gastrostomobdellidae), and two new species of Orobdella from the Ryukyu Archipelago, Japan
FIGURE 3. Orobdella ijimai Oka, KUZ Z108, from the type locality. (A) Dorsal, and (B) ventral views of somites I–VIII. (C) Dorsal, and (D) ventral views of somites XXV–XXVII and caudal sucker. (E) Ventral view of somites XI–XIII. (F) Ventral view of gastroporal duct. (G) Ventral view of gastropore and female gonopore. (H) Dorsal view of reproductive system including ventral nervous system. (I) Dorsal, (J) lateral, and (K) ventral views of male atrium. (L) Dorsal view of female reproductive system including position of ganglion XIII. Scale bars, 1 mm (A–F, H), 0.5 mm (I–L), 0.25 mm (G).
FIGURE 7 in Redescription of Orobdella ijimai (Hirudinida: Arhynchobdellida: Gastrostomobdellidae), and two new species of Orobdella from the Ryukyu Archipelago, Japan
FIGURE 7. Orobdella dolichopharynx sp. nov., paratype, KUZ Z118, from the type locality. Dorsal view of gastroporal duct and reproductive system including ventral sinus. Scale bar, 1mm.
FIGURE 1 in Redescription of Orobdella ijimai (Hirudinida: Arhynchobdellida: Gastrostomobdellidae), and two new species of Orobdella from the Ryukyu Archipelago, Japan
FIGURE 1. Location of collecting localities in this study. The locality numbers are referred to as follows: the type locality of, (1) Orobdella ijimai Oka, (2) Orobdella dolichopharynx sp. nov., and (3) Orobdella shimadae sp. nov.
FIGURE 10 in Redescription of Orobdella ijimai (Hirudinida: Arhynchobdellida: Gastrostomobdellidae), and two new species of Orobdella from the Ryukyu Archipelago, Japan
FIGURE 10. Schematic drawings of sexannulate annulation pattern in the genus Orobdella based on annulations of somites VII–IX of O. dolichopharynx sp. nov.
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Allen Brain Atlas
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