By Glenn B. Wiggins
The aim of a lot of the medical paintings in ordinary historical past museums is to discover and record the organic range of the planet. This booklet is a phenomenal instance of the museum culture, providing the result of international learn at the biosystematics of 1 of the households of case-making caddisflies, the Phryganeidae. all through his occupation as a museum curator, Glenn Wiggins has studied and written widely on caddisflies of the aquatic insect order Trichoptera.
Information received from box paintings and museum collections, and from the organic literature is synthesized right into a taxonomic monograph. The Phryganeidae are the biggest of the entire caddisflies, yet current literature has resulted in difficulties in species id, in particular in Asia; 9 species names have been came upon to be synonyms of others, an unsually excessive share of 10 in step with cent of the defined species. Fifteen genera comprising seventy-four species are famous right here, together with 3 which are new to technology. prevalent keys are supplied for adults, larvae, and pupae; keys to species are given for adults. Morphological constructions utilized in the keys are totally illustrated in 246 line drawings and half-tone plates. Distribution maps are supplied for many of the North American species.
Hypotheses are inferred for the phylogeny of the genera, and for the species in each one genus; the fossil heritage of the Phryganeidae is reviewed. From this base, the biogeography of the relatives is interpreted. Of evolutionary curiosity is a unprecedented courting among larval case-making and pupation behaviour and the degradation of sensible pupal mandibles. Contrasting color styles of the wings in a few species of the Phryganeidae are interpreted for the 1st time within the Trichoptera as a part of a protecting caution method to discourage predators. edition in genitalic morphology a long way exceeding basic species limits is documented in species, and the evolutionary implications are thought of. mixed with fossil proof that the Phryganeidae are the oldest of the case-making Trichoptera nonetheless extant, a number of of the strange morphological and behavioural attributes mentioned during this booklet might be interpreted as plesiomorphic, putting the Phryganeidae in a pivotal place for inferring phylogeny within the Trichoptera. A revised class embodying a lot new details is proposed for the family members Phryganeidae.
The taxonomy, biology, and evolution of no different relations of caddisflies has been taken care of as extensively.
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