Bd 
VI: 
4 ) 
THE ECHINOIDEA. 
109 
Fig. 
7 - 
Abcitus 
cavernosus, çp. Abactinal side. L P. 
» 
8. 
» 
» ; elongate form. cd. Abactinal side. V’i 
» 
9 - 
» 
Agassizii. <p. Abactinal side. I / I . 
» 
10. 
» 
cavernosus. 9- » » » 
» 
1 1. 
» 
» ; elongate form. 9 - Abactinal side. */i. 
» 
1 2. 
» 
» » » Actinal side. */i. 
» 
x 3 - 
» 
» . Abactinal side. The white spots are 
specimens of a com- 
mensalistic bivalve Mollusc (. Lepton 
SpO- 'A- 
» 
14. 
» 
Agassizii. Type specimen. Abactinal side. V 1. 
Plate Xï. 
Fig. i 
» 2 
3 
4 
5 
6 
7 
8 
9 
10 
1 1 
I 2 
13 
14 
15 
16 
I? 
18 
X 9 
Tripylus excavatus; side view. Same specimen as Figs. 14 and 16. I / I . 
Amphipneustes Koehleri ; abactinal side. Same specimen as Fig. 4. 3-5 / 1 . 
» » cd. Abactinal side. I /i. 
» » Actinal side. Same specimen as Fig. 2. 3 ' s /i. 
» » Ç. Side view. Same specimen as Figs. 15 and 18. T /i 
Abattis Philippii. Type specimen, cd. Abactinal side. I /i. 
Amphipneustes Koehleri. <p. Side view. Same .specimen as Fig. 3. I /i. 
» » » Actinal side. Same specimen as Fig. 3. I /i. 
Abactinal side. I /i. 
$. Abactinal side. z /x. 
» » I (These specimens were identified by Lo 
» » I vén as A. cavernosus .) z /i. 
» » Type specimen. x /x. 
» » Same specimen as Figs. 1 and 16. Vï 
Ç. Abactinal side. Same specimen as Figs. 5 and 18. z /i 
Tripylus excavatus. Actinal side. Same specimens as Figs, r and 14. 1 /i. 
Amphipneustes Lorioli. Abactinal side. Same specimen as Fig. 19. I /i. 
» Koehleri. Actinal side Same specimen as Figs. 5 and 15. x /i 
» - Lorioli. » » » » » Fig. 17. x h. 
Abattis Philippii. 
» » cd- 
» » 9 - 
» » cd- 
Tripylus excavatus. cd- 
Amphipneustes Koehleri. 
Plate XII. 
Fig. i. Amphipneustes Koehleri , young specimen. Abactinal side. Note the large globi- 
ferous pedicellariæ. 3-5 /i. 
» 2. Tripylus excavatus; hind view. Same specimens as Figs. 4, 6 and 9. r /i. 
» 3. Amphipneustes Koehleri. Actinal side. Same specimen as Figs. 5 and 7. l /i. 
» 4. Tripylus excavatus. Abactinal side. Same specimen as Figs. 2, 6 and 9. x /i. 
» 5. Amphipneustes Koehleri. Abactinal side. Same specimen as Figs. 3 and 7. x f\. 
» 6. Tripylus excavatus. Actinal side. Same specimen as Figs. 2, 4 and 9. I /i. 
» 7. Amphipneustes Koehleri. Side view. Same specimen as Figs. 3 and 5. 1 /i. 
» 8. Schizaster {Tripylaster) Philippii. Side view. Same specimen as Figs. 10 and 1 1. X J 1. 
Tripylus excavatus. Side view. Same specimen as Figs. 2, 4 and 6. I / 1 , 
» 9 
