Fig. 
1. 
Fig. 
2. 
Fig. 
3. 
Fig. 
4. 
Fig. 
5. 
Fig. 
G. 
PLATE XXII. 
Neolampas rostellata A. Ao. 
Sperimen 1 1 mm. long, diameter, demuleJ, seen from the abactiual pole (female). 
The same as Fig. 1, seen from the aclinal side. 
The same, seen in profile. 
The same, seen facing the anal extremity. 
Tlie same, seen facing the odd anterior ambulacrum. 
Primary granulation of test of young specimen, 4 ram. long, diameter, arranged in indistinct 
irregular lozenge-shaped figures. 
Fig. 7. Actinal termination of one of the lateral ambulacra, showing the five large, short-stemmed 
globular sphasridia placed in the median ambulacral space of a specimen 12 mm. long, di- 
ameter. 
Fig. 8. Magnified view of denuded actinostome of a specimen 11 mm. long, diameter. 
Fig. 9. Magnified view of actinal part of test, showing tlie suckers, sphairidia, and primary spines and 
tuljercles of a specimen 6 mm. long, diameter. 
Fig. 10. Abactiual part of test of a female, showing the manner in which the genital openings are pro- 
tected by .spines, of a specimen 12 mm. long, diameter. 
The same, denuded, showing the large genital openings and the pores of the madreporic body. 
General view of the abactinal system and adjoining part of the test of a female about 11 mm. 
long, diameter. 
Denuded specimen, seen from above (male), 9 mm. long, diameter. 
The same, seen in profile. 
The same, seen facing the (anal system) posterior extremity. 
The same, seen facing the odd anterior ambulacrum. 
Greatly enlarged view of the abactinal system and adjoining part of the test of the same speci- 
men as Fig. 13. 
Greatly enlarged view of actinostome of same. 
Young male specimen, denuded, seen from the abactinal side, 4.5 mm. long, diameter. 
The same, seen in profile. 
The same, seen facing the posterior (anal) extremity. 
Enlarged view of anal groove of a specimen abont 12 mm. long, diameter. 
Fig. 23. Young specimen (measuring 2.5 mm. long diam.) covered with spines, seen from the actinal side. 
Fig. 24. The same, seen from the abactinal side. 
Fig. 25. Plates of anal system. 
Fig. 26. Head of short-stemmed trifid actinal ambulacral pedicellaxia. 
Fig. 27. Long-stemmed, long-headed trifid coronal pedicellaria. 
Fig. 28. Young miliary spine, with spiny cupuliform extremity. 
Fig. 29. Minute short-stemmed ellipsoidal sphceridia. 
Fig. 30. Anal pyramid, composed of eight large triangular plates, of a young specimen 4 mm. long, 
diameter. 
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