Global Cestode DatabaseCestode Scientific Name
| Species ID | 7514 |
|---|---|
| Order | Diphyllobothriidea |
| Family | Diphyllobothriidae |
| Subfamily | |
| Genus | Duthiersia |
| Species | crassa |
| Authority | Woodland, 1938 |
| Taxonomic Status | Synonym |
| Valid Name | Duthiersia expansa Perrier, 1873 |
| Synonyms | |
| Genus Record | No |
| Type Species | No |
| Verified | No |
| Verified By | |
| Citation(s) |
Woodland, W.N.F. 1938. 2. On the Species of the Genus Duthiersia Perrier, 1873 (Cestoda).. Proceedings of the Zoological Society of London 108: 17-36. (7188) Download PDF |
| Redescription | |
| Scientific Name Notes |
Record Data
| Date (MM/DD/YYYY) | Action | User Name |
|---|---|---|
| 07/21/2010 | Created | B. Barbeau |
| 08/02/2012 | Modified | |
| 05/11/2016 | Modified | B. Barbeau |
| 06/04/2020 | Modified | R. Kuchta |
Type Host
| Host Class | Reptilia | ||||||
|---|---|---|---|---|---|---|---|
| Host Order | Squamata | ||||||
| Host Family | Varanidae | ||||||
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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 and middle intestine | ||||||
| Host Notes |
Type Locality
| Country | India |
|---|---|
| Body of Water | |
| Island(s) | |
| City/Region | Allahabad |
| Coordinates | |
| DD Latitude | |
| DD Longitude | |
| Additional Localities | |
| Locality Notes |
Specimens
| Type Material | -BMNH No. 1979.12.18.6 (cotype) |
|---|---|
| Total Number of Type Specimens | |
| Voucher Material | |
| Specimen Notes |
Data are given as in original description unless otherwise indicated.
Fig. 33. A full-grown scolex showing tho large axial proliferation and the lower calyx-like true scolex (x 12).
Fig. 34. Vetical section of a young scolex showing diagrammatically the two parts of the scolex and the downward projections of the axial mass (black) into the bothrial grooves (x 12).
Figs. 35-40. Transverse sections at different levels through the scolex (for comparison with fig. 34). The section shown in fig. 35 shows a posterior pore on the right, side; in fig. 36 the lowest portions of the bothrial grooves are shown; in fig. 37 the bothrial grooves have elongated; in fig. 38 the column or axis has become thickened in between the two bothrial cavities; in fig. 39 the section is at a higher level and shows the projections of the axial mass into the bothrial grooves; in fig. 40 the section traverses the axial mass only.
Fig. 41. Two mature proglottids showhig secondary transverse superficial creases (x 12).
42. Elongated proglottid (x 12).
43. The ovary of a mature proglottid in surface view ( x 56).
44. Transvcrse section of a mature proglottid ( x 39). 
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