FIGS. 537-548. PINNULE TIPS OF VARIOUS COMATULIDS. 537. CROSSOMETRA INVESTIGATORIS, LATERAL VIEW. 

 538. SAME, DORSAL VIEW. 539. PCECILOMETRA SI-AI.AKIS. LATERAL VIEW (DRAWING BY AUTHOR). 

 540. SAJIK (DRAWING BY AUTHOR). 541. SAME (DRAWING BY AUTHOR). 542. SAME (DRAWING BY 

 AUTHOR). 543. HELIOM'BTHA GLACIALIS, FROM YOUNG SPECIMEN, LATERAL VIBW. 544. HELIOMETRA 



CLACIALIS, TIP OF PL 545. SAME. 546. SAME. 547. HELIO.METUA GLACIALIS, FROM A YOUNG SPECIMEN, 

 DORSAL VIEW. 548. HELIOMETRA GLACIALIS, FROM YODNQ SPECIMEN, LATERAL VIEW. 



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