Figs. 502-514. — Pinnule tips of various comatdlids. 502. Tropiombtka carinata, latehai. vibw. 

 503. Same, dorsal view. 504. Pectinometisa sugnifica, lateral view. 505. Same, dorsal view. 

 500. Neometba spinosissima, lateral view. 507. Same, dorsal view. 508. Ptilometba mClleri, 



LATERAL VIEW. 509. SAMB, DORSAL VIBW. 510. PTILOMETRA MtLLERI, Pi OF A l-KRY YODNG INDIVIDUAL. 

 511. PTILOMBTRA MULLERI, lateral VIEW. 512. PTILOMETRA MULLERI, Fj OF A VERT YODNG INDIVIDUAL. 



513. Pterometra trichopoda, lateral view. 514. Same, dorsal view. 

 276 



