PISCES.

Fig. 1. Kurtus Indicus: Indian Kurtus Fig. 2.Labrus formosus: Blue und Labrus Figg Lophius piscatorius: Harlequin Angler Fig.4.Loricaria costata ribbed loricaria Fig.5. Muræna catenata: chain striped Murena:

Microscope for observing the divisions on Mathematical Instruments, as made by M. Troughton.