Line Drawing 1
Line drawings of ‘Diphyllobothrium’ sprakeri n. sp. from Zalophus californianus, California, USA. a Selected anterior, middle and posterior proglottids of holotype, ventral view. b Scoleces, dorsovent... MoreLine drawings of ‘Diphyllobothrium’ sprakeri n. sp. from Zalophus californianus, California, USA. a Selected anterior, middle and posterior proglottids of holotype, ventral view. b Scoleces, dorsoventral view. Scolex of holotype marked with an asterisk. c Genitalia of mature proglottids of holotype, ventral view, vitelline follicles omitted on left side and testes on the right side of proglottid. d Schematic drawing of gravid proglottids of holotype showing the position of the sac-like structure of the uterus. Abbreviations: cs, cirrus sac; esv, external seminal vesicle; ga, genital atrium; mg, Mehlis’ gland; ov, ovary; te, testes; up, uterine pore; uss, uterine sac-like structure; ut, uterus; vf, vitelline follicle; vg, vagina. |
Line Drawing 2
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Photo Micrograph
Photomicrographs of histological sections of holotype of ‘Diphyllobothrium’ sprakeri n. sp. from Zalophus californianus, California, USA. a Gravid proglottid, cross section. b Gravid proglottids, sagi... MorePhotomicrographs of histological sections of holotype of ‘Diphyllobothrium’ sprakeri n. sp. from Zalophus californianus, California, USA. a Gravid proglottid, cross section. b Gravid proglottids, sagittal section. c Detail of cirrus sac and genital atrium in gravid proglottid, cross section. d Detail of longitudinal musculature. Abbreviations: cs, cirrus sac; esv, external seminal vesicle; lm, longitudinal musculature; te, testes; uss, uterine sac-like structure; vf, vitelline follicle. |
Scanning Electron Micrograph
Scanning electron micrographs of ‘Diphyllobothrium’ sprakeri n. sp. from Zalophus californianus, California, USA. a Capilliform filitriches on the lateral scolex surface. b Coniform spinitriches on th... MoreScanning electron micrographs of ‘Diphyllobothrium’ sprakeri n. sp. from Zalophus californianus, California, USA. a Capilliform filitriches on the lateral scolex surface. b Coniform spinitriches on the dorsoventral scolex surface. c–e Scoleces, dorsoventral view. f Scolex in apical view. g Ventral surface of gravid proglottids showing numerous papillae surrounding the genital atrium. h–i Eggs and surface of egg shell. j Detail of egg surface.
with pits |
Global Cestode Database
Line drawings of ‘Diphyllobothrium’ sprakeri n. sp. from Zalophus californianus, California, USA. a Selected anterior, middle and posterior proglottids of holotype, ventral view. b Scoleces, dorsoventral view. Scolex of holotype marked with an asterisk. c Genitalia of mature proglottids of holotype, ventral view, vitelline follicles omitted on left side and testes on the right side of proglottid. d Schematic drawing of gravid proglottids of holotype showing the position of the sac-like structure of the uterus. Abbreviations: cs, cirrus sac; esv, external seminal vesicle; ga, genital atrium; mg, Mehlis’ gland; ov, ovary; te, testes; up, uterine pore; uss, uterine sac-like structure; ut, uterus; vf, vitelline follicle; vg, vagina. 
Photomicrographs of histological sections of holotype of ‘Diphyllobothrium’ sprakeri n. sp. from Zalophus californianus, California, USA. a Gravid proglottid, cross section. b Gravid proglottids, sagittal section. c Detail of cirrus sac and genital atrium in gravid proglottid, cross section. d Detail of longitudinal musculature. Abbreviations: cs, cirrus sac; esv, external seminal vesicle; lm, longitudinal musculature; te, testes; uss, uterine sac-like structure; vf, vitelline follicle. 
Scanning electron micrographs of ‘Diphyllobothrium’ sprakeri n. sp. from Zalophus californianus, California, USA. a Capilliform filitriches on the lateral scolex surface. b Coniform spinitriches on the dorsoventral scolex surface. c–e Scoleces, dorsoventral view. f Scolex in apical view. g Ventral surface of gravid proglottids showing numerous papillae surrounding the genital atrium. h–i Eggs and surface of egg shell. j Detail of egg surface.
with pits 
