A manual of zoologyWilliam Blackwood & Sons, 1878 |
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Página 22
... usually con- nected together by any visible link , invariably occur in associa- tion with one another , and never occur apart - so far , at any rate , as human observation goes . Thus , all animals which possess two condyles on the 22 ...
... usually con- nected together by any visible link , invariably occur in associa- tion with one another , and never occur apart - so far , at any rate , as human observation goes . Thus , all animals which possess two condyles on the 22 ...
Página 55
... usually of carbonate of lime or flint , and often of a very com- plicated and mathematically regular structure . The power of active locomotion is enjoyed by a great many of the Protozoa ; but in some cases this is very limited , and in ...
... usually of carbonate of lime or flint , and often of a very com- plicated and mathematically regular structure . The power of active locomotion is enjoyed by a great many of the Protozoa ; but in some cases this is very limited , and in ...
Página 62
... usually contains clear spaces , which are called " vacuoles , " or , more properly , " food - vacuoles . " These spaces are of a merely temporary character , and are simply produced by the presence of particles of food , usually with a ...
... usually contains clear spaces , which are called " vacuoles , " or , more properly , " food - vacuoles . " These spaces are of a merely temporary character , and are simply produced by the presence of particles of food , usually with a ...
Página 64
... usually composed of carbonate of lime , but is often composed of grains of sand or other adventitious solid particles cemented together by animal matter , or which , as in Gromia , may be simply chitin- ous . The test may be composed of ...
... usually composed of carbonate of lime , but is often composed of grains of sand or other adventitious solid particles cemented together by animal matter , or which , as in Gromia , may be simply chitin- ous . The test may be composed of ...
Página 75
... usually of great beauty ( fig . 14 , 6 ) . The sarcodic substance of the body is olive - brown in colour , with yellow globules , and often does not entirely fill the shell . The pseudopodia are emitted through the foramina in the test ...
... usually of great beauty ( fig . 14 , 6 ) . The sarcodic substance of the body is olive - brown in colour , with yellow globules , and often does not entirely fill the shell . The pseudopodia are emitted through the foramina in the test ...
Índice
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349 | |
363 | |
370 | |
378 | |
386 | |
398 | |
408 | |
141 | |
156 | |
166 | |
180 | |
191 | |
198 | |
206 | |
214 | |
222 | |
231 | |
245 | |
258 | |
268 | |
276 | |
286 | |
295 | |
302 | |
310 | |
425 | |
443 | |
457 | |
469 | |
475 | |
484 | |
510 | |
523 | |
537 | |
549 | |
568 | |
577 | |
590 | |
614 | |
779 | |
782 | |
Outras edições - Ver tudo
Manual of Zoology ...: With a General Introduction on the Principles of Zoology Henry Alleyne Nicholson Pré-visualização indisponível - 2015 |
Palavras e frases frequentes
abdomen adult alimentary canal ambulacral amongst animal Annelides antennæ anus aperture appendages Arachnida articulated attached birds bivalve body bones Brachiopoda branchiæ branchial calcareous carapace cavity cephalothorax chitinous ciliated composed comprising consists contractile Crustacea Ctenophora developed disc distinct division dorsal embryo Eocene external extinct extremity feet females fins fishes Foraminifera fossil furnished gemmation genera genus gills head horny Huxley Hydrozoa incisors Insects integument intestine known labium larva larvæ legs limbs living locomotive males Mammals mandibles margin maxillæ membrane molars Mollusca mouth nervous system operculum organs ovum Owen pairs Paleozoic parasitic placed plates polypide polypites Polyzoa portion possess posterior present regarded reproductive Reptiles resembling respiratory Rotifera rudimentary Scolecida segments shell side Silurian single skeleton sometimes somites species spines stomach structure sub-order surface tail teeth tentacles termed thorax toes transverse tube upper usually valves ventral Vertebrates vesicle whilst wings Zoantharia zooids