Guide to the Crustacea, Arachnida, Onychophora and Myriopoda exhibited in the Department of Zoology, British Museum (Natural History) .. . -plates ])roadened, so as to overlap thoseof the somites in front and beliind. Only a few of tlie numerous families composing this tribe areillustrated liy the specimens exhibited. The nienibers of the family JninlJicjilniriihic are deep-seaanimals, and possess many primitive cliaracteiS. Like some ofthe related families, they have swimming branches (exopodites) onthe legs. Some of them are phosphorescent. The Nematocarcinidar are also inhabitants of the de
Guide to the Crustacea, Arachnida, Onychophora and Myriopoda exhibited in the Department of Zoology, British Museum (Natural History) .. . -plates ])roadened, so as to overlap thoseof the somites in front and beliind. Only a few of tlie numerous families composing this tribe areillustrated liy the specimens exhibited. The nienibers of the family JninlJicjilniriihic are deep-seaanimals, and possess many primitive cliaracteiS. Like some ofthe related families, they have swimming branches (exopodites) onthe legs. Some of them are phosphorescent. The Nematocarcinidar are also inhabitants of the deep sea, andare remarkal)le for the extreme length and slenderness of the legs, ]?: 2 52 Guide to Crustacea. Table-case well shown by the specimen of A, undulatipcs (Fig. 32) from the No. 9. Challenger Expedition, which is exhibited here. The PandaUdae have the first pair of legs slender and endingin pincers so minute that, to the naked eye, the limbs appearsimply pointed. The second legs have the carpus, or wrist,divided into small segments. To this family belong the BritishPandalns montagui (the Pink Shrimp of the fishmonger) and. Fig. JiiulidatipfH. [Table-case No. 9.] the much larger P. bofcaUs. The latter inhabits the deeper watersof some of tlie Norwegian fjords, langing from 60 to 400 fatliomsdeptli. In recent years, as a direct result of investigations carriedout by the zoologists of the Norwegian Fishery Department, animportant fishery of this species lias Ijeen established, and largequantities are now exported from Norway to tlie English andother markets. Jn the family Ali>heidac tlie pincers of the livst pah- of logs are Decapoda—Macnira. 53 usually gLoatly enlarged and very dissimilar in shape. Tlie second Table-caselegs are slender, and have the carpus, or wrist, divided into ?^°^^many small segments. The members of this family are veryabundant in tropical seas, especially on coral reefs. Some of themproduce a clicking noise by snapping the
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectcrustacea, bookyear19
