Subject ASC0000ep6
The Intellectual observer.
v.12 (1868), (1868)
Harvard University, MCZ, Ernst Mayr Library
BHL Page 39469051
Keywords
development insect insect development entomostraca crustacea marine animals microscopic images anatomy biology microscopic flea British lacustrine Entomostraca crustaceans lakes microscopic view crustacean side view lake fauna color close up skin mouth fin