Sentence:  One can see by the description of the ovum and this account of early blastoderm formation that the egg of "Glossina" is intermediate between the typical <WSD>muscine</WSD> ovum with its thick periplasm and the very thin peripheral cytoplasmic layer of "Melophagus", ... 
Meaning of the word marked with <WSD> tags:  Of or pertaining to the Muscidae family of flies.