The influence of web monitoring tactics on the tracheal systems of spiders in the family Uloboridae (Arachnida, Araneida)
β Scribed by Brent D. Opell
- Publisher
- Springer-Verlag
- Year
- 1987
- Tongue
- English
- Weight
- 976 KB
- Volume
- 107
- Category
- Article
- ISSN
- 1432-234X
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## Abstract From electron micrographs we determined the ratio of mitochondrial to myofibril cross sectional area in cells of the first leg anterior depressor muscles of adult females of four spider species, each from a different genus. Species with more active webβmonitoring tactics and greater tra
## Abstract The book lung surface areas of representatives of six genera were measured and divided by spider prosomal and leg mass and by the product of prosomal length and width to obtain two indexes of book lung area. Both indexes are greatest in species that have the simplest tracheal systems an