aardvark, Orycteropodidae (mammal), 271 

 acacia. Acacia i^yenuii . A. coiislrirta (plant), 333 

 Acanthocephala (parasitic worms), 178-179, i80 

 Aciiiacd Icshuliiiiilis (marine limpet). Table 28-1 

 ^?»/>/«i/JV ##»///>»• actinomycete, Thallophyta (plants), 166-167,171,269 



O/ytXIt .> MIIIH .\ jj^jpj,_ jp,jj^_ Acaiilliol>lus (snake), Table 25-1 



adder, puff, Bitis arictaiis (snake), Table 25-1 

 agouti, Dasyproctinidae (mammal), Table 27-2, 270 

 Alaska-cedar, Cliainaecy/niris iiootkateiisis, 302 

 Alcyonaria, Anthozoa (corals), 367 

 alder, Alnus, 79-81, 85, Table 7-6, 282, 297, 302 

 alderfly, Sialidae, 85, Table 3-1, Table 6-2, Table 7-1, 



Table 13-1 

 algae, Thallophyta, 364, 366, 367 

 algae, blue-green, Myxophyceae, 22, 64, 66-67, 69, 77, 



87, 166-167 

 algae, brown, Phaeophyceae, 363 

 algae, green, Chlorophyceae, 66-67, 77, 87, 177, 356- 



357, 365, 366, 368 

 algas, red, Rhodophyceae, 363 

 alligator, Crocodylidae (reptile), 282 

 alligator, American, Alligator niississippieiisis. 298 

 Ainbystonia niaciilatuni . spotted salamander, 90 

 Ambvstoina texanum. small-mouthed salamander, 90 

 Anihvstoina ligriiiiiiii. tiger salamander, 90 

 Amphibia (frogs, toads, salamanders), 24, 38, 74, 92, 



Table 3-1, 97-98, 99, 100, 101, 114-115, 151-153, 



155-156, 173, 184-185, 286-288, 298, 300, 319, 322, 



336, 338, 354 

 Amphipoda (entomostracans), 70-71, 71, 82, 87, 88, 90, 



Table 3-1, Table 6-2, Table 7-1, 150, 319, 357, 358- 



359, 360, 363, 365-366, 368, 370 

 anchovies, Engraulidae (fish), 361 

 anemone, sea, Actinaria (coelenterate), 188, 360, 363 

 ani, smooth-billed, Crotophaga ani, 298 

 Annelida, Oligochaeta (worms), fresh-water, 43, 57, 64, 



70-71, 71, 74, 76, 82, 87-88, 90,Table 3-1, Table 7-1, 



147, Table 13-1, 177, 178, 204-205, 3l9, 322, 349 

 Annelida, Oligochaeta (worms), land, 38, 38-39, 71, 82, 96, 



97-98, 99, 113, 114, 115,124, 125, 130, 132-134, Table 



8-5, 164, Table 9-9, 171, 310, 

 Annelida, Polychaeta (worms), marine, 188, 353, 354, 



354-356, 357, 358-359, 360, 362, 363, 364, Table 



3-1, 370 

 Anomia acideata (moUusk), Table 28-1 

 ant, Formicidae, 99-100, 104-105, 107-109, 113, 124, 



134, 135, 136, 164, Table 9-7, Table 9-8, 174, 176, 



177, 178, 179, 194, 198, 245-246, 258, 310, 311-312, 



313, 319, 322, 337, 338-339, 348-349 

 ant, army, Eciton, Fig. 27-6, 347, 348 

 ant, harvester, Pogonomyrmex occidentalis, 115, 337 

 ant, honey, Myrmecocystus mexicanus. 337 

 ant, leaf-cutting, Atta, 346-347, 347 

 ant, stinging, Azteca. 346-347 

 ant, wood, Formica riifa. 184-185 

 anteater, Myrmecophagidae (mammal). Table 27-2, 



Table 27-4, 270, 348, 349 

 anteater, scaly, Manidae (mammal), 271 

 antelope, Bovidae (mammal). Table 25-1, 187, 271, 271- 



272, 272, 344 

 antelope (see pronghorn), 164-165, Table 9-5, Table 24-1 

 ape, Pongidae (primate mammal), 349 



Index 449 



