4 o M. W. NIELSON 



- Pygofer process not expanded subapically; stria tions narrowly spaced (Text- 



fig. 402) ........ nausikaa Kirkaldy (p. 147) 



66 (63) Pygofer process constricted apically to a long, narrow finger-like lobe (Text-figs 



408, 416) ............ 67 



- Pygofer process not as above (Text-figs 421, 426, 431) .... 68 



67 (66) Aedeagus with apex of ventral appendage subquadrate (Text-fig. 413) 



subquadrata sp. n. (p. 149) 



- Aedeagus with apex of ventral appendage not as above (Text-fig. 418) 



const ricta sp. n. (p. 151) 



68 (66) Pygofer process with lateral margins typically undulating throughout (Text-figs 



421, 426) ............ 69 



- Pygofer process with lateral margins straight or only one side uneven (Text-figs 



44i. 446) I 1 



69 (68) Aedeagus with apex of ventral appendage even with or slightly distad of apex 



of dorsal appendage (Text-fig. 428). ....... 70 



- Aedeagus with apex of ventral appendage basad of apex of dorsal appendage 



(Text-fig. 423) ...... flavomaculata Metcalf (p. 153) 



70 (69) Pygofer process without longitudinal striations . . . . . . 71 



- Pygofer process with longitudinal striations (Text-fig. 426) 



ogygia Kirkaldy (p. 159) 



71 (70) Pygofer process narrow at apical three-fourths (Text-fig. 431) 



kalypso Kirkaldy (p. 160) 



- Pygofer process narrow at apical one-fourth (Text-fig. 436) 



nausikoides (Linnavuori) (p. 162) 



72 (68) Pygofer process very narrow throughout most of its length, overall width 



about equal to width of ventral appendage of aedeagus (Text-figs 441, 446) . 73 



- Pygofer process broad throughout most of its length, overall width exceeding 



width of ventral appendage of aedeagus (Text-figs 474, 479) ... 78 



Plate with distal segment long and narrow (Text-figs 442, 447) ... 74 



Plate with distal segment broad (Text-figs 465, 470) ..... 77 



Aedeagus with appendages nearly appressed (Text-figs 451, 456) . . 75 



Aedeagus with appendages broadly separated (Text-fig. 444) stabula sp. n. (p. 164) 

 Pygofer process with crenulations or lateral margins undulating apically 



(Text-figs 454, 459) .76 



Pygofer process without crenulations or undulating lateral margins (Text-fig. 



446) ........ ocellata Kirkaldy (p. 165) 



Pygofer process with crenulations (Text-fig. 454). . crenulata sp. n. (p. 167) 



Pygofer process with lateral margins undulating apically (Text-fig. 459) 



bimaculata sp. n. (p. 169) 

 Plate long and very broad; distribution Society Islands (Text-fig. 465) 



tahitiensis (Osborn) (p. 172) 



- Plate very short and broad ; distribution Australia (Text-fig. 470) 



hackeri (Evans) (p. 174) 



78 (72) Pygofer process with lateral margins evenly and sharply tapered apically 



(Text-figs 474, 479) -79 



Pygofer process with lateral margins not as above (Text-figs 484, 489) . . 81 



79 (78) Style broadly clawed apically (Text-figs 482, 488) ...... 80 



- Style narrowly and deeply clawed apically (Text-fig. 478) flavocosta sp. n. (p. 176) 



80 (79) Plate long and narrow (Text-fig. 480) . . . dorsimacula (Walker) (p. 176) 



- Plate short and broad (Text-fig. 485) . . . testacea (Walker) (p. 179) 



81 (78) Pygofer process with small or twisted apex (Text-figs 494, 499) ... 82 



- Pygofer process with enlarged apex (Text-fig. 489) . nigroides sp. n. (p. 181) 



82 (81) Pygofer process twisted apically and with striations apically; plate long and 



very broad (Text-fig. 495) .... lutea (Montrouzier) (p. 183) 



73 



(72) 



74 



(73) 



75 



(74) 



76 



(75) 



77 



(73) 



