liik
Normalograptus angustus (Perner, 1895)
Sünonüümika
1895     Diplograptus ( Glyptograptus ) lobatus n. sp — Perner , lk. 28 (partim), joon. 8:15
1895     Diplograptus (Glyptograptus) euglyphus var. angustus mihi — Perner , lk. 27, joon. pl. 8, fig. 14a, b.
1895     Diplograptus (Glyptograptus) euglyphus var. angustus — Perner , lk. 27, joon. 8:14a-b
1906     Climacograptus scalaris var. miserabilis — Elles et Wood , lk. 186, joon. 26:3a-h
1934     Climacograptus scalaris var. miserabilis Elles et Wood — Hsü , lk. 60, joon. 4:9a-e
1949     Climacograptus angustus (Perner) — Přibyl , lk. 7-10, joon. 2:2-9
1963     Climacograptus angustus (Perner) — Skoglund , lk. 40-42, joon. 3:1-2, 4-6; 4:7; 5:6
1965     Climacograptus scalaris miserabilis Elles and Wood — Stein , lk. 160, joon. text fig.14g-h
1970     Climacograptus miserabilis Elles et Wood — Rickards , lk. 28, joon. 1:3-5, 10
1974     Climacograptus miserabilis Elles and Wood — Hutt , lk. 20, joon. 1:1-2, text fig. 8,1
Valik taksonit käsitlevast teaduskirjandusest
Maletz, J., Ahlberg, P., Suyarkova, A., Loydell, D. K. 2014. Silurian graptolite biostratigraphy of the Röstånga-1 drill core, Scania – a standard for southern Scandinavia.  GFF   136,   1,   175-178. DOI:10.1080/11035897.2013.865665
Pålsson, C. 2002. Upper Ordovician graptolites and biostratigraphy of the Röstånga 1 core, Scania, S. Sweden.  Bulletin of the Geological Society of Denmark   49,   1,   9-23. DOI:10.37570/bgsd-2003-49-02
Howe, M. P. A. 1982. The Lower Silurian graptolites of the Oslo region.  Field Meeting, Oslo Region, 1982, pp. 21-32. 
Klassifikatsioon
| organismirühm | Biota | 
| riik | Animalia | 
| hõimkond | Hemichordata | 
| klass | Pterobranchia | 
| alamklass | Graptolithina | 
| selts | Graptoloidea | 
| alamselts | Axonophora | 
| infraselts | Neograptina | 
| sugukond | Normalograptidae | 
| perekond | Normalograptus | 
| liik | ajjeri | 
| angustus | |
| antiquus | |
| balticus | |
| brevis | |
| kuckersianus | |
| medius | |
| nikolayevi | |
| normalis | |
| premedius | |
| rectangularis | |
| rotundatus | |
| scalaris | |
| transgrediens | |
| trifilis | 
Levik kirjandusandmetel
- Pålsson, 2002 Röstanga 1 puurauk 88.44 - 91.75 Harju ladestik
 - Howe, 1982 Oslo nõgu Alam-Silur
 - Maletz et al., 2014 Röstanga 1 puurauk 46.6 - 58.5 Hirnanti lade
 - Ulst et al., 1982 Vormsi lade