Species
Streptograptus exiguus (Nicholson, 1868)
Synonymy list
1868     Graptolithus lobiferus var. exiguus — Nicholson , pp. 533, fig. 19:27-28
1876     Monograptus exiguus — Lapworth , pp. 503, fig. 20:6
1892     Monograptus exiguus  — Törnquist , pp. 25, fig. 2:22
1913     Monograptus exiguus (Nicholson) — Elles & Wood , pp. 453, fig. 46:1a-d
1923     Monograptus exiguus — Gortani , pp. 13-14, fig. 1:23-27
1942     Monograptus (Streptograptus) exiguus — Bouček & Přibyl , pp. 5, fig. 1:1-3
1945     Monograptus exiguus — Waterlot , pp. 83, fig. 38:391
1949     Monograptus (Streptograptus) exiguus — Obut , pp. 23, fig. 4:7a-b
1952     Streptograptus exiguus — Münch , pp. 111, fig. 35:1a-b
1958     Streptograptus exiguus — Obut , pp. 63, fig. 5:3-4
Selection of related publications
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
Loydell, D. K., Nestor, V., Männik, P. 2010. Integrated biostratigraphy of the lower Silurian of the Kolka-54 core, Latvia.  Geological Magazine   147,   2,   253-280. DOI:10.1017/S0016756809990574
Loydell, D. K., Männik, P., Nestor, V. 2003. Integrated biostratigraphy of the lower Silurian of the Aizpute-41 core, Latvia.  Geological Magazine   140,   2,   205-229. DOI:10.1017/S0016756802007264
Howe, M. P. A. 1982. The Lower Silurian graptolites of the Oslo region.  Field Meeting, Oslo Region, 1982, pp. 21-32. 
Gailite, L. K., Rybnikova, M. V., Ulst, R. Ž. 1967. Stratigrafiâ, fauna i usloviâ obrazovaniâ silurijskih porod Srednej Pribaltiki. pp. 1-304.  Zinatne. 
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Classification
| Organism group | Biota | 
| Kingdom | Animalia | 
| Phylum | Hemichordata | 
| Class | Pterobranchia | 
| Subclass | Graptolithina | 
| Order | Graptoloidea | 
| Suborder | Axonophora | 
| Family | Monograptidae | 
| Genus | Streptograptus | 
| Species | anguinus | 
| ansulosus | |
| antennularius | |
| barrandei | |
| crispus | |
| dalecarlicus | |
| exiguus | |
| filiformis | |
| johnsonae | |
| kaljoi | |
| loydelli | |
| nodifer | |
| plumosus | |
| pseudobecki | |
| retroflexus | |
| sartorius | |
| speciosus | |
| storchi | |
| tenuis | |
| whitei | |
| wimani | 
References based on distribution
- Loydell et al., 2010 Kolka 54 borehole 599 - Adavere Stage
 - Loydell et al., 2003 Aizpute 41 borehole 961.45 - Aeronian
 - Kaljo, 1970a (ed) Adavere Stage
 - Gailite et al., 1967 Adze 6 borehole Llandovery
 - Gailite et al., 1967 Engure 4 borehole Llandovery
 - Maletz et al., 2014 Röstanga 1 borehole 21.7 - 22.8 Telychian
 - Howe, 1982 Oslo depression lower Silurian