NORTH AMERICAN ODONATA. 



269 



Rocky Mountains and the Sierra Nevada. Except the single male 

 cited on p. 264, D. corrupta is not known to occur east of Illinois. 



Aeschna constrida, Anax Junius, Lihellula exusta, L. quadrimaeu- 

 lata, Plathemis Irimaeulata, Dlplax corrupta and Pachydipjlax longi- 

 pemiis are found on the Pacific coast of North America. Tramea 

 lacerata is reported from the Sandwich Is. 



The Philadelphia district is at present the northernmost known 

 limit, east of the Allegheny Mountains, of the following ten species: 

 Hetosrina tricolor, Argia tibialis, A. apiealis, A. bipunctulata, Gom- 

 phus mitiutus, G. plagiatus, Gomphceschna {Jurcillatd) antilope, Ma- 

 cromia tceniolata, Tramea lacerata and Lihellula {axUlena) vibran-s. It 

 is the southernmost known limit in the same region of the following 

 five species: Lestes inequalis, Enallagma divagans, Gomphus abbre- 

 viatus, G. villosipes and Lihellula quadrimaculata. 



Synonymic Changes Introduced in Part II. 

 Gomphxschna antilope Hag. = var. fnrcillata Say. Aeschna verticalis Hag. = 

 var. juncea L. Ae. crenata Hag. (eremita Scud.) ^ clepsydra Say. Epophthalmia 

 georgina Selys ^^ ? Macromia illinoensis Walsh. Lihellula deplanata Eamb. ^ exusta 

 Say. Celithemis amanda Hag. = ornnta Eamb. Diplax assimilata Uhler = var. 

 rubicundula Say. 



insriDEx: 



Abbreviatus 243 



Abdomen, skeleton 169- 

 171, muscles 178, 199, 

 uerves 182-3, develop- 

 ment 193, 196, 198 



Abductors 171, 172 



Acarine parasites 205 



Adductors 171, 172, 174, 

 175 



Aeschna 162, 171, 199, 

 200, 201, 207, 209, 210, 

 222, 226, 248 



Aesch nidge. 219 



Aeschniuaj 207, 208, 209, 

 212, 219, 222. 226, 246 



Agriou 183, 186, 209, 212, 

 220, 225 



Agriouidse 219 



Agrioniiisp, 207, 208, 209, 

 212, 214, 219, 220, 22,5, 

 229 



Alimentary canal 176, 

 196, 199 



Amanda 261 



Americana 228 



Amnion 192 



Amphiagriou 221, 2.35 



Amphipteryx 212 



Anal angle 169, segment 



169, 198 

 Auax 170, 189, 195, 209, 



210, 222, 226, 249 

 Anisoptera 219, 225 

 Anomalagriou 168, 187, 



212, 221, 240 

 Autealarsinuspl. II, f. 13 

 Antecubitals 168 

 Antehumeral stripe 161 

 Antennae 156, 183, 193, 



195, 197 

 Anteuodal cells 168 

 Antenodals 168 

 Antilope 247 

 Apiealis 228, 233 

 Apodeme 161 

 Appendages, abd., 170, 



171, 196, 198, 212, 226» 

 Arctica 207 

 Arculus 163 

 Argia 189. 209, 212, 220, 



232 

 Aspersum 237 

 Assimilata 263 

 Auditory organs 183 

 Auricle "l69, 170 

 Auripeunis 182, 256 



Australian Odonata 208 

 Axilleua 257 



Basal cells 163 

 Basalis 228, 255 

 Basal postcostal cross- 

 vein 169 

 Basilars 169 

 Basilar space 163 

 Bella 260 

 Belonia 255 

 Berenice 204, 260 

 Bibliography 215 

 Bipunctulata 234 

 Birds feeding on O. 205 

 Blastoderm 191 

 Brain 181 

 Brevistylus 241 

 Bursa copulatrix 186 



Calli, axillary 163 

 Oalopterygiiise 207, 208, 



209, 211, 219, 220, 227 

 Calopteryx 161, 162, 164, 



171, 182, 185, 186, 190. 



195, 198, 201, 209, 220, 



225, 227 

 Cannibalism 177 



TEANS. AM. ENT. SOC. XX. 



SEPTEMBER, 1893. 



