Global Cestode DatabaseCestode Scientific Name
| Species ID | 3354 |
|---|---|
| Order | Onchoproteocephalidea II |
| Family | Onchobothriidae |
| Subfamily | |
| Genus | Pinguicollum |
| Species | pinguicollum |
| Authority | (Sleggs, 1927) Riser, 1955 |
| Taxonomic Status | Valid |
| Valid Name | |
| Synonyms | Onchobothrium pinguicollum Sleggs, 1927; Pedibothrium pinguicollum (Sleggs, 1927) Hart, 1936 |
| Genus Record | No |
| Type Species | Yes |
| Verified | No |
| Verified By | |
| Citation(s) |
Sleggs, G. F. 1927. Notes on cestodes and trematodes of marine fishes of southern California. Bulletin of the Scripps Institution of Oceanography Technical Series 1: 63-72. (3840) Download PDFRiser, N. W. 1955. Studies on cestode parasites of sharks and skates. Journal of the Tennessee Academy of Science 30: 265-311. (383) Download PDF |
| Redescription |
Caira, J. N. and C. P. Keeling. 1996. On the status of the genus Pinguicollum (Tetraphyllidea: Onchobothriidae) with a redescription of P. pinguicollum. Journal of Parasitology 82: 463-469. (99) Download PDF |
| Scientific Name Notes |
Record Data
| Date (MM/DD/YYYY) | Action | User Name |
|---|---|---|
| 09/09/2006 | Created | K. Jensen , R. Tracy |
| 09/26/2013 | Modified | |
| 06/06/2015 | Modified | J. Caira |
| 06/09/2015 | Modified | J. Caira |
| 09/16/2015 | Modified | N. Arisco |
| 01/10/2016 | Modified | J. Caira |
| 03/23/2016 | Modified | B. Barbeau |
| 05/04/2016 | Modified | B. Barbeau |
| 02/03/2020 | Modified | B. Barbeau |
Type Host
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Type Host (Literal) |
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Type Host (Valid) |
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| Additional Host(s) | Riser (1955) reports the additional hosts: Raja binoculata, Raja inornata, Raja montereyensis and Raja rhina | ||||||
| Site in Host | |||||||
| Host Notes |
Type Locality
| Country | U.S.A. |
|---|---|
| Body of Water | |
| Island(s) | |
| City/Region | California |
| Coordinates | |
| DD Latitude | |
| DD Longitude | |
| Additional Localities | |
| Locality Notes |
Specimens
| Type Material | |
|---|---|
| Total Number of Type Specimens | about half a dozen |
| Voucher Material | |
| Specimen Notes |
Data are given as in original description unless otherwise indicated.
FIGURES 8-11. Onchobothrium pinguicollum n. sp. 8. View of entire worm, x ca. 5. The pseudoscolex is shown, surmounted by the somewhat distorted scolex. 9. Scolex, magnified, of a dried specimen. Below can be seen the beginning of the pseudoscolex. 10. Head in anterior aspect. 11. Hooks magnified. 
From Caira & Keeling, 1996 (Cit# 99) 
From Caira & Keeling, 1996 (Cit# 99). Figures 1-7. Line drawings of Pinguicollum pinguicollum. 1. Bothridial region of scolex of neotype (USNPC no 86243). 2. Entire scolex region of voucher (USNPC no. 86243). Arrows indicate location of sections shown in Figures 21-23. 3. Hooks of voucher (USNPC no. 86249). 4. Illustration of hook measurements taken. 5. Mature segment of neotype (USNPC no. 86243). Arrows indicate location of sections shown in figures 6 and 7. 6. Cross section through segment of voucher (HWML no. 38950) at level of genital pore. 7. Cross section through segment of voucher (HWML no. 38950) at level of ovary. CP, cirrus pouch; DE, dorsal excretory duct; LM, longitudinal muscle; O, ovary; T, testis; U, uterus; V, vitellaria; VA, vagina; VD, vas deferens; VE, ventral excretory duct. 
From Caira & Keeling, 1996 (Cit# 99). Figures 17-23. Histological sections through scolex of voucher of P. pinguicollum (HWML nos. 38950, 38951). 17. Transverse section through scolex. Note tissue covering bothridium (T) and multiple loculi (L). 18. Detail of posterior of bothridium in transverse section. Note tissue covering bothridium (T) and multiple loculi (L). 19. Cross section through bothridium (B) at level of anterior loculus. Note tissue (T) covering bothridium (B). 20. Cross section through bothridium (B) at level of paerture. Note paerture (A). 21. Cross section through scolex at level of anterior loculus. Note tissue (T) covering all 4 bothridia (B). 22. Cross section through scolex at extreme posterior margin of bothridia. Note 8 (4 pairs) conspicuous longitudinal muscle bundles (M) and posterior margins of bothridia (B). 23. Cross section through scolex in cephalic peduncle. Note 8 (4 pairs) conspicuous longitudinal muscle bundles (M). Scale bar in Figure 17, 10µm; scale bar in figure 18, 60µm; scale bar in Figures 19 and 20, 45µm; scale bar in Figures 12-23, 200µm. 
Figures 8-16. Scanning electron micrographs of P. pinguicollum. All figures are oriented with anterior at top and posterior at bottom. 8. Scolex; note tip of posterior loculus protruding through aperture in tissue covering bothridium; locations at which Figures 12 and 15 were taken are indicated with corresponding numbers. 9. Enlarged view of hooks. Note lack of tissue covering prongs of hooks. 10. Scolex. Note multiple loculi protruding through aperture in tissue covering bothridium. 11. Enlarged view of tip of loculus shown in figure 8. Locations at which Figures 13, 14 were taken are indicated with corresponding numbers. 12. Enlarged view of microtriches on apex of scolex. 13. Enlarged view of microtriches on distal surface of posterior loculus. 14. Enlarged view of microtriches on proximal surface of posterior loculus. 15. Enlarged view of microtriches on tissue covering bothridium. 16. Enlarged view of microtriches on cephalic peduncle. Scale bar in figure 8, 180µm; Figure 9 (7mm = 10µm). Figure 10 (5mm = 20µm). Scale bar in Figures 9 and 11, 20 µm; scale bar in figure 10, 60 µm; scale bar in Figures 12-16, 500nm. 
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