Global Cestode DatabaseCestode Scientific Name
| Species ID | 7380 |
|---|---|
| Order | Bothriocephalidea |
| Family | Bothriocephalidae |
| Subfamily | |
| Genus | Bothriocephalus |
| Species | pycnomerus |
| Authority | Woodland, 1924 |
| Taxonomic Status | Synonym |
| Valid Name | Senga pycnomera (Woodland, 1924) Dollfus, 1934 |
| Synonyms | Polyonchobothrium pycnomerus (Woodland, 1924) Meggitt, 1930 |
| Genus Record | No |
| Type Species | No |
| Verified | No |
| Verified By | |
| Citation(s) |
Woodland, W. N. F. 1924. On a new Bothriocephalus and a new genus of Proteocephalidae from Indian fresh-water fishes. Parasitology 16: 441-451 + Plate . (3979) Download PDF |
| Redescription | |
| Scientific Name Notes |
Record Data
| Date (MM/DD/YYYY) | Action | User Name |
|---|---|---|
| 07/14/2010 | Created | B. Barbeau |
| 05/06/2016 | Modified | B. Barbeau |
| 05/23/2018 | Modified | R. Kuchta |
Type Host
| Host Class | Actinopterygii | ||||||
|---|---|---|---|---|---|---|---|
| Host Order | Percifomes | ||||||
| Host Family | Channidae | ||||||
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Type Host (Literal) |
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Type Host (Valid) |
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| Additional Host(s) | |||||||
| Site in Host | anterior end of intestine | ||||||
| Host Notes |
Type Locality
| Country | India |
|---|---|
| Body of Water | Ganga and Jumna |
| Island(s) | |
| City/Region | Allahabad |
| Coordinates | |
| DD Latitude | |
| DD Longitude | |
| Additional Localities | |
| Locality Notes |
Specimens
| Type Material | -BMNH No. 1965.2.24.54-58 (cotype) |
|---|---|
| Total Number of Type Specimens | -two specimens |
| Voucher Material | |
| Specimen Notes |
Data are given as in original description unless otherwise indicated.
Figs. 1, 2. The two flattened specimens of B. pycnomerus, that of Fig. 2 being devoid of the scolex and some anterior proglottids. x1/2 nat. size.
Fig. 3. Flattened anterior end, with scolex, of the small immature 45mm. specimen. x 17•5 diam.
Fig. 4. Enlarged drawing of the flattened crown of the scolex, with its four armed lappets. x 56.
Fig. 5. Two of the scolex spicules. x 260.
Fig. 6. Dorsal aspect of a portion of the larger 76 mm. worm, in which the segmentation approximately corresponds with the number of sets of genitalia. x 12.
Fig. 7. Ventral aspect of a portion of the 76mm. worm anterior to the gravid segments. x12.
Fig. 8. A portion of the immature (45 mm.) worm showing the lack of correspondence between the external segmentation and the number of sets of genitalia. The crowded condition of the latter can be well seen in this and in Fig. 13. x12.
Fig. 9. Transverse section in outline through a mature proglottid. x17•5.
Figs. 10, 11, 12. Three serial sections through the median portion of a proglottid to show the genital and uterine openings (Figs. 10 and 11 are of successive sections, but one section has been omitted between Figs. 11 and 12). x56.
Fig. 13. Gravid proglottids of the 76 mm. worm, showing the dilated uterine sacs (filled with eggs). x12.
Fig. 14. Two of the eggs seen in utero. x395. 
-BMNH No. 1965.2.24.54-58 (cotype) 
-BMNH No. 1965.2.24.54-58 (cotype) 
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