Observation of uncus details often requires oil immersion at 1000X magnification, especially for Synchaeta stylata. Dashed lines in the drawings indicate features that are difficult to see using normal light microscopy.
|
| Click
on the image which
your specimen most closely resembles. |
| Inner margin of uncus with single rounded tooth (t). |
| Inner margin of uncus with small nodules (sn). |
| Uncus highly elongate and curved, with 6 or 7 teeth (t) and 3 or 4 deep grooves (dg). |
| Uncus with 6 or 7 teeth (t) without deep indentations between teeth. |
| Uncus divided into two parts by a medial cleft (c) with three teeth (t) in posterior portion. |
| Inner margin of uncus with fine striations (s). |
| Inner margin of uncus without striations or separated teeth. |
| Uncus divided into two parts by a medial cleft (c) with two defined teeth (t) on rounded posterior portion. |
