Global Cestode DatabaseCestode Scientific Name
| Species ID | 14143 |
|---|---|
| Order | Phyllobothriidea |
| Family | Phyllobothriidae |
| Subfamily | |
| Genus | Scyphophyllidium |
| Species | exiguum |
| Authority | (Yamaguti, 1935) Caira, Jensen & Ruhnke, 2020 |
| Taxonomic Status | Valid |
| Valid Name | |
| Synonyms | Anthobothrium exiguum Yamaguti, 1935; Anthobothrium parvum Yamaguti, 1934; Paraorygmatobothrium exiguum (Yamaguti, 1935) Ruhnke, 1994 |
| Genus Record | No |
| Type Species | No |
| Verified | No |
| Verified By | |
| Citation(s) |
Yamaguti, S. 1935. Studies on the Helminth Fauna of Japan. Part 6. Cestodes of birds, I. Japanese Journal of Zoology 6 (2): 183-232. (3091) Download PDFCaira, J. N., K. Jensen, C. Hayes and T. R. Ruhnke. 2020. Insights from new cestodes of the crocodile shark, Pseudocarcharias kamoharai (Lamniformes: Pseudocarchariidae), prompt expansion of Scyphophyllidium and syonymization of seven phyllobothriidean genera—at last!. Journal of Helminthology (https://doi.org/10.1017/S0022149X20000036): 1–24. (7164) Download PDF |
| Redescription | |
| Scientific Name Notes | Yamaguti (1935) proposed the name Anthobothrium exiguum to replace Anthobothrium parvum Yamaguti, 1934 which was preoccupied by A. parvum Stossich, 1895 regarded by Southwell to be a synonym of A. cornucopia Van Beneden, 1850 |
Record Data
| Date (MM/DD/YYYY) | Action | User Name |
|---|---|---|
| 07/09/2020 | Created | B. Barbeau |
| 07/09/2020 | Modified | B. Barbeau |
| 07/14/2020 | Modified | B. Barbeau |
| 07/29/2025 | Modified | R. Salamatin |
Type Host
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Type Locality
| Country | Japan |
|---|---|
| Body of Water | Pacific Ocean |
| Island(s) | |
| City/Region | |
| Coordinates | |
| DD Latitude | |
| DD Longitude | |
| Additional Localities | |
| Locality Notes |
Specimens
| Type Material | [type material in Yamaguti’s collection at Meguro Museum, Meguro, Japan] |
|---|---|
| Total Number of Type Specimens | a number |
| Voucher Material | |
| Specimen Notes |
Data are given as in original description unless otherwise indicated.
FIGURE 89. Anthobothrium parvum n. sp., ventral view. Type 4.85mm long.
NOTE: The description and figure of A. parvum Yamaguti, 1934 (Cit# 510) are shown here because Yamaguti (1935) proposed A. exiguum to replace A. parvum. 
From Ruhnke, 1994 Cit# 390) 
From Ruhnke, 1994 Cit# 390). Figs 13-17. Line drawings of Paraorygmatobothrium exiguum n. comb. 13. Scolex of voucher (USNM no. 82940). 14. Mature segment of voucher (USNM no. 82940). 15. Cross-section through segment posterior to cirrus-sac and anterior to ovary of voucher (HWML no. 36774). 16. Cross-section through segment at ovary of voucher (HWML no. 36774). 17. Egg. Abbreviations: DE, dorsal excretory duct; NC, nerve-chord; NS, neck scutes; O, ovary; T, testes; U, uterus; UD, uterine duct; V, vitelline follicle; VA, vagina; VE, ventral excretory duct. 
From Ruhnke, 1994 Cit# 390). Figs 18-25. Scanning electron micrographs of Paraorygmatobothrium exiguum, n. comb. 18. Scolex (numbers indicate regions of scolex illustrated in enlarged photos in Figs 19-22). 19. Proximalbothridial surface. 20. Distal bothridial surface. 21. Enlarged view of distal bothridial surface. 22. Distal surface of apical sucker. 23. Neck posterior to scolex. 24. Enlarged view of surface of neck. 25. Egg. Scale-bars: 18, 100 µm; 20, 2µm; 24, 500 nm; 19,21,22, 1 µm; 23, 25, 20 µm 
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