Cestode Scientific Name
| Species ID | 5696 |
|---|---|
| Order | Onchoproteocephalidea II |
| Family | Onchobothriidae |
| Subfamily | |
| Genus | Potamotrygonocestus |
| Species | marajoara |
| Authority | Luchetti, Marques & Charvet-Almeida, 2008 |
| Taxonomic Status | Valid |
| Valid Name | |
| Synonyms | |
| Genus Record | No |
| Type Species | No |
| Verified | Yes |
| Verified By | NM Luchetti |
| Citation(s) |
Luchetti, N. M., F. P. L. Marques, and P. Charvet-Almeida. 2008. A new species of Potamotrygonocestus Brooks & Thorson, 1976 (Eucestoda: Tetraphyllidea) from Plesiotrygon iwamae Rosa, Castello & Thorson (Mylliobatoidea: Potamotrygonidae) and a redescription of Potamotrygonocestus chaoi Marques, Brooks & Araujo, 2003. Systematic Parasitology 70: 131-145. (4442) Download PDF |
| Redescription | |
| Scientific Name Notes |
Record Data
| Date (MM/DD/YYYY) | Action | User Name |
|---|---|---|
| 09/28/2009 | Created | B. Barbeau |
| 09/23/2014 | Modified |
Type Host
| Host Class | |||||||
|---|---|---|---|---|---|---|---|
| Host Order | Myliobatiformes | ||||||
| Host Family | Potamotrygonidae | ||||||
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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 portion of spiral valve | ||||||
| Host Notes |
Type Locality
| Country | Brazil |
|---|---|
| Body of Water | Baía do Marajó |
| Island(s) | |
| City/Region | Colares, Pará |
| Coordinates | |
| DD Latitude | |
| DD Longitude | |
| Additional Localities | |
| Locality Notes |
Specimens
| Type Material | MZUSP No. 6387 (holotype); MZUSP Nos. 6388a-e (paratypes); USNPC Nos. M35:21-9-M35:21-12 (paratypes); BMNH Nos. 2007.10.31.1-4 (paratypes). |
|---|---|
| Total Number of Type Specimens | 51 complete specimens, 5 incomplete specimens and 48 detached proglottids; 5 scoleces observed using SEM; and 4 serially sectioned proglottids. |
| Voucher Material | MZUSP Nos. 6389a-1 (vouchers); USNPC Nos. 257A-1/3-257A-4 (vouchers); BMNH Nos. 2007.10.31.5-9 (vouchers). |
| Specimen Notes |
Data are given as in original description unless otherwise indicated.
Global Cestode Database
Fig. 3 Potamotrygonocestus marajoara n. sp. A. Entire worm (holotype); B. Scolex; C. Lateral hook; D. Medial hook; E. Mature proglottid (paratype); F. Gravid proglottid (paratype);
Fig. 4 Potamotrygonocestus marajoara n. sp. A. Terminal genitalia in mature proglottid (paratype); B. Cross-section of the region of union of the oviduct and vaginal duct; C. Crosssection of the ovary immediately posterior to the ovarian isthmus, showing the arrangement of the genital ducts; D. Cross-section of the region of the cirrus and genital pore. Abbreviations: cs, cirrus-sac; mg, Mehlis’ gland; ov, ovary; ovc, ovicapt; ovd, oviduct; vg, vaginal duct
Fig. 5 Potamotrygonocestus marajoara n. sp. Scanning electron micrographs. A. Scolex; B. Microtriches from the apical region of the scolex; C. Microtriches from the marginal region of the apical sucker; D. Microtriches from the central region of a bothridium; E. Microtriches from the medial hook; F. Microtriches from the cephalic peduncle; G . Microtriches from the proximal region of the cirrus; H. Microtriches from the distal region of the cirrus 

