cover image: Genera of the Trichoptera of Canada and Adjoining or Adjacent United States

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Genera of the Trichoptera of Canada and Adjoining or Adjacent United States

1998

Also, more importantly, I have elucidated the morphology of the genital segments and established the identity and homologies of most of the appendages in all families and genera, and this with a degree of cer- tainty that naturally may not be absolute but that I generally consider satisfactory (except in the case of the Hydroptilidae). [...] The maxillary palpi are the site of numerous variations and often of sexual dimorphism, and the number of segments can vary from 5 to 1 (Figs. [...] The number of forks can be grouped into formulas like the spurs of the legs, and these formulas, e.g., I, II, III, IV, V or I, V, immediately and with little written explanation, express the degree of specialization of the vein system of a given wing. [...] It is always more developed in the than in the and empties into a slight concavity on the sternite or at the base of a lobe or on a filament of variable length (Figs. [...] The broad structural lines of the genitalia provide excellent characters for classification of the genera, while the details of the shapes provide essential characters for diagnosis of the species.
united states canada classification caddisflies

Authors

F. Schmid

Bibliography, etc. Note
Includes bibliographical references: p. 301-310
Control Number Identifier
CaOOCEL
Dewey Decimal Classification Number
595.7/45/0971
General Note
Translation of: Genera des trichoptères du Canada et des États adjacents Issued by the National Research Council of Canada NRC No. 41649 Includes index Issued as part of the desLibris books collection
Geographic Area Code
n-cn---
ISBN
9781459302600 0660164027
LCCN
QL517.1
LCCN Item number
S52 1998eb
Modifying agency
CaBNVSL
Original cataloging agency
CaOODP
Physical Description | Extent
1 electronic text (vi, 319 p.)
Publisher or Distributor Number
CaOOCEL
Rights
Access restricted to authorized users and institutions
System Control Number
(CaBNVSL)gtp00521068 (OCoLC)738386708 (CaOOCEL)404745
System Details Note
Mode of access: World Wide Web
Transcribing agency
CaOONL

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