D

4d cells. See Mesentoblasts

Daddy longlegs spiders. See Long-bodied cellar spiders Dahlella spp., 2:161 Dahlella caldariensis, 2:163, 2:164 Danaus spp. See Monarch butterflies Dancing shrimps. See Harlequin shrimps Daphnia magna, 2:153, 2:154 Daphnia pulex. See Common water fleas Daphnids, 2:36 Darwin, Charles, 2:7 Dascyllus spp., 2:34 de Bary, Anton, 2:31, 2:33 Decapoda, 2:197-214, 2:199, 2:202, 2:203, 2:475-476

behavior, 2:199-200 conservation status, 2:201 distribution, 2:199 evolution, 2:197-198 feeding ecology, 2:200 habitats, 2:199 humans and, 2:201 physical characteristics, 2:198, 2:199 reproduction, 2:18, 2:201 species of, 2:204-214 taxonomy, 2:197-198 Decapodiformes. See Decapoda Decomposition, 2:26 Deep-sea limpets, 2:435-437 Deep-sea mysids, 2:215, 2:216 Deep-sea tubeworms. See Hydrothermal vent worms

Deep water giant mysids. See Giant red mysids Defensive behavior, 2:37-39

See also Behavior Demodex folliculorum. See Demodicids Demodicids, 2:337, 2:339-340 Dendrobranchiata, 2:197, 2:198, 2:201 Dendrocephalus spp., 2:136 Dentaliida, 2:469, 2:470 Dentalium priseum, 2:469 Dentalium sexangulare, 2:469 Dentalium striatum, 2:469 Deoterthridae, 2:284

Deposit feeding, 2:29, 2:36 See also Feeding ecology Dermacentor andersoni. See Rocky Mountain wood ticks Derocheilocaris spp., 2:295 Derocheilocaris typicus, 2:295, 2:297 Desert camel spiders. See Egyptian giant solpugids

Desert whip scorpions. See Giant whip scorpions

Determinate cleavage. See Spiral cleavage Determination, cellular, 2:19 Detritivores, 2:26 Deuterostomes defined, 2:3-6 evolution, 2:13-14 reproduction, 2:15-16, 2:19-20 Development. See Life histories;

Reproduction Devilfishes. See Common octopods; Giant

Pacific octopods Devonobiomorpha, 2:353 Dexteria spp., 2:136 Dexteria floridana, 2:137 Diastylidae, 2:229 Diastylis rathkei, 2:231 Diastylis sculpta, 2:231, 2:232 Dibranchiates. See Neocoleoids Dickinsonia, 2:10 Diesingia spp., 2:318 Differentiation, cellular, 2:19 Dinoflagellates, 2:11 Diopsiulus regressus, 2:365 Diphascon spp., 2:117 Diphascon recamieri, 2:117 Diploblastic phyla, 2:12-13 Diplocardia missippiensis, 2:68 Diplocardia riparia. See River worms Diplopoda, 2:374 Diplostraca, 2:147 Diporochaetidae, 2:65 Diptera spp. See Blackflies Dipteropeltis spp., 2:289 Direct development, 2:21, 2:23

See also Reproduction Discina spp., 2:515 Discinidae, 2:515, 2:516 Discinisca spp., 2:515 Discradisca spp., 2:515 Diseases, 2:31 parasitic, 2:28, 2:33 from protists, 2:11-12 See also Humans Disporella hispida, 2:505, 2:506, 2:507 Distichopora violacea, 2:510 Distribution amphionids, 2:196 amphipods, 2:261, 2:265-271 anaspidaceans, 2:181, 2:183 aplacophorans, 2:380, 2:382-385 Arachnida, 2:335, 2:339-352 articulate lampshells, 2:522, 2:525-527 bathynellaceans, 2:178, 2:179 beard worms, 2:86, 2:88 bivalves, 2:452, 2:457-466 caenogastropods, 2:446, 2:449 centipedes, 2:354, 2:358-362 cephalocarids, 2:131, 2:133 Cephalopoda, 2:477, 2:482-488 chitons, 2:395, 2:397-400

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Diabetes 2

Diabetes 2

Diabetes is a disease that affects the way your body uses food. Normally, your body converts sugars, starches and other foods into a form of sugar called glucose. Your body uses glucose for fuel. The cells receive the glucose through the bloodstream. They then use insulin a hormone made by the pancreas to absorb the glucose, convert it into energy, and either use it or store it for later use. Learn more...

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