liik
Homotrypa obliqua Ulrich, 1882
Sünonüümika
1882     Homotrypa obliqua — Ulrich , lk. 243, joon. X 6,6b
1896     Homotrypa obliqua Ulrich, 1882 — James , lk. 124
1900     Homotrypa obliqua Ulrich, 1882 — Nickles & Bassler , lk. 292
1903     Homotrypa obliqua — Bassler , lk. 575, joon. XXIII 12-14
1908     Homotrypa obliqua — Cumings , lk. 848, joon. XIX 1; XXX 6
1909     Homotrypa obliqua Ulrich, 1882 — Grabau & Shimer , lk. 129
1915     Homotrypa obliqua Ulrich, 1882 — Bassler , lk. 639
1931     Homotrypa obliqua Ulrich, 1882 — McFarlan , lk. 91
1978     Homotrypa obliqua Ulrich, 1882 — Astrova , lk. 95
Valik taksonit käsitlevast teaduskirjandusest
Pushkin, V. I. 1987. Ordovikskie mšanki podotrâda Halloporina Belorussii i smežnyh rajonov Vostočno- Evropejskoj platformy.  Ordovik Belorussii, pp. 145-232.   Nauka i Tehnika. 
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Klassifikatsioon
| organismirühm | Biota | 
| riik | Animalia | 
| hõimkond | Bryozoa | 
| klass | Stenolaemata | 
| ülemselts | Palaeostomata | 
| selts | Trepostomata | 
| alamselts | Halloporina (suborder) | 
| sugukond | Monticuliporidae | 
| alamsugukond | Monticuliporinae | 
| perekond | Homotrypa | 
| liik | alata | 
| cribrosa | |
| cumingsi | |
| curvata | |
| flabellaris | |
| grandialveolata | |
| granulifera | |
| hospitalis | |
| instabileformis | |
| instabilis | |
| modzalevskae | |
| obliqua | |
| ordoviciana | |
| pauli | |
| peculiaris | |
| similis | |
| subcurvata | |
| vacua | 
Levik kirjandusandmetel
- Pushkin, 1987a Vidzõ puurauk, Valgevene 263 - 288.6
- Pushkin, 1987a Vangishki 205 puurauk 344.4 - 381.8
- Pushkin, 1987a Shkipi 22 puurauk 415 - 420.8