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Histopathology of green muscardine in larvae of four species of elateridae (Coleoptera)
Abstract Larvae of the elaterids Limonius californicus, Hypolithus bicolor, Ctenicera aeripennis , and Ctenicera destructor appeared susceptible to the disease, green muscardine, incited by theExpand
Instar differentiation in larval Chironomidae (Diptera)
Examination of the most commonly used criteria for separating instars in larval chironomids revealed that only head capsule width or length is suitable, based on a study of 29 species from three subfamilies in Marion Lake, British Columbia. Expand
Two new quantitative samplers for aquatic phytomacrofauna
  • V. McCauley
  • Environmental Science
  • Hydrobiologia
  • 1 July 1975
A description and drawings are given for two new samplers for quantitative studies on invertebrates associated with aquatic macrophytes.
The effects of preservatives on the regurgitation of gut contents by Chironomidae (Diptera) larvae
The commonly used preservatives for chironomid larvae were found to cause regurgitation of the gut contents and increased predation by Tanypodinae larvae appeared if there was a delay between collection and preservation or examination of the samples. Expand
Mermithid (Nematoda) parasites of Chironomidae (Diptera) in Marion Lake, British Columbia☆
During a study of the Chironomidae in Marion Lake, British Columbia, 13 speicies representing three subfamilies (Chironominae, Orthocladiinae and Tanypodinae) were found parasitized by mermithids, with the highest infection levels found in ChironOMus modestus. Expand
Calorific values of Chironomidae (Diptera).
Calorific determinations were made on the larvae of 9 species, and on the pupae and adults of 10 species, of Chironomidae from Marion Lake, British Columbia. Combination of these data with those inExpand
Two Coelomomyces infections of Chironomidae (Diptera) larvae in Marion Lake, British Columbia.
Four species of chironomid larvae from Marion Lake, British Columbia, are recorded as hosts of either Coelomomyces b... Expand
Validation of a new species and a new variety of Coelomomyces (Blastocladiales, Coelomomycetaceae) described from Marion Lake, British Columbia
A Latin diagnosis is given for Coelomomyces beirnei and Coelomomyces chironomi var. canadense thereby validating this new species and new variety erected in 1971.
Further observations on Coelomomyces (Blastocladiales, Coelomomycetaceae) parasitic in Chironomidae (Diptera) in Marion Lake, British Columbia
A report is given of the infection levels of Coelomomyces beirnei and of Coelomomyces chironomi var. canadense in chironomids in Marion Lake, British Columbia. The former species has a wide hostExpand