Plate V. 



Fig. 1. Ciocalypta weltneri sp, n. a. oxea X 230, b. subtylostyle X 230; c. style X 230. 



2. Chondrocladia Michael Sarsi sp. n. a. style X 95; b. granular style from the stalk 

 coating X 375; c. isancora agnifera with 6 teeth, side view X 375; d. sigmata with com- 

 pressed ends X 275. 



3. Echinoclathria hjorti sp. n. a. robust style X 375; b. tylostyli from the dermal membrane 

 X 375; c. fusiform tylostyle X 375; d. strongyle-tornote spiculum X 375; f. toxe X 375. 



4. Stylotella topsenti sp. n. styli X 230. 



5. Thrinacophora murrayl sp. n. a. oxea X 230; b. styli X 230; c. trichodragmata X 375. 



