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The aim of the Handbooks is to provide illustrated identification keys to the insects of Britain, together with concise morphological, biological and distributional information. The series also includes several Check Lists of British Insects. All books contain line drawings, with the most recent volumes including colour photographs.
Caesionidae was named by the French zoologist Charles Lucien Bonaparte in 1831. [1] The family takes its name from the genus Caesio which was named in 1801 by Bernard Germain de Lacépède, the name derived from caesius meaning "blue", as the type species of Caesio is the blue and gold fusilier (Caesio caerulaurea). [2]
The Peterson Field Guides (PFG) are a popular and influential series of American field guides intended to assist the layman in identification of birds, plants, insects and other natural phenomena. The series was created and edited by renowned ornithologist Roger Tory Peterson (1908–1996).
Reef safe Care Level Description Max size Christmas tree worm [1] Spirobranchus giganteus: Yes: Expert: Found living anchored in live coral colonies in nature. Each worm has two crowns, which come in a variety of different colors, and are spiraled in the shape of a Christmas tree. 5 cm (2.0 in) Cluster duster [1] Bispira brunnea: Yes: Moderate
Diadema antillarum has a "shell," similar to most other sea urchins. What distinguishes the Diadema is the length of its spines. Most sea urchin spines are 1–3 cm, but the spines in this species are usually 10–12 cm in length, and can grow as long as 30 cm in very large individuals.
Conversely, certain tachinid flies that prey on useful insects are themselves considered as pests; they can present troublesome problems in the sericulture industry by attacking silkworm larvae. One particularly notorious silkworm pest is the Uzi fly (Exorista bombycis).
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The Wicklow Reef in the Irish Sea lies at a depth of 12–30 metres (39–98 ft) and is the only known example of a sub-tidal Sabellaria alveolata reef off the coast of Britain and Ireland. [ 6 ] Habitat and ecology