108 Messrs. Austins' Arrangement of the Crinoidea. 



Class 1. Pinnastella {Austin's MS*) Crinoidea. Pin- 

 nigrada, Forbes, 

 Character of the class. Viscera protected by an external skeleton 

 formed of calcareous plates ; mouth surrounded by pinnated rays 

 composed of calcareous joints. Sometimes free, but more frequently 

 permanently attached (dorsally) to other bodies by a jointed flexible 

 column. 



Order 1. Cionacineti, Austin's MS. 



Fixed to extraneous objects by a jointed flexible column. 

 Family 1. Apio crinoidea, Gray. 

 Genus 1. Eugeniacrinites, Miller. 

 Sp. 1. E. caryophyllatus, Goldfuss. Sp. 5. E. moniliformis, Miinst. 



2. E. nutans, Gold/. 6. E. Hoferi, Miinst. 



3. E. compressus, Goldf. 7. E. mespiliformis, Goldf. 



4. E. pyriformis, Miinster. 



Genus 2. Solanocrinites, Goldf. 

 Sp. 1. S. costatus, Goldf. Sp. 3. S. Jaegeri, Goldf. 



2. S. scrobiculatus, Miinst. 



Genus 3. Apiocrinites, Miller. 

 Sp. 1. A. rotundus, Mill. Sp. 5. A. rosaceus??? Schloth. 



2. A. intermedins, Pearce. 6. A. mespiliformis ? Goldf. 



3. A. elongatus, Pearce. 7. A. Milleri?? Schloth. 



4. A. ellipticus, Mill. 8. A. flexuosus? Goldf. 



Genus 4. Holopus, D'Orbigny. 

 Sp. 1. H. Rangii, D'Orbigny. 



Family 2. Poteriocrinoidea, Austin's MS. 

 Genus 1. Poteriocrinites, Miller. 

 Sp. 1. P. crassus, Mill. Sp. 7. P. rostratus, Just. MS. 



2. P. tenuis, Mill. 8. P. quinquangularis, Aust.MS. 



3. P. granulosus, Phillips. 9. P. plicatus, Aust. MS. 



4. P. Dudley ensis, Aust. MS. 10. P. dactyloides, Aust.MS. 



5. P. minimus, Aust. MS. 11. P. conicus, Phillips. 



6. P. radiatus, Aust. MS. 



Genus 2. Isocrinites, Phillips. 

 Sp. 1. I. Egertoni, Phill. Sp. 5. I. brevidactylus, A. MS. n. sp. 



2. I. nobilis, Phill. 6. I. quinquangularis, Aust. MS. 



3. I. tuberculatus, Mill. n. sp. 



4. I. longidactylus, A. MS. n. sp. 7. I. macrodactylus, Phill. 



Genus 3. Synbathocrinites, Phillips. 

 Sp. 1. S. conicus, Phill. 



Family 3. Encrinoidea, Austin's MS. 

 Genus 1. Encrinites, Miller. 

 Sp. 1. E. moniliformis, Mill. 

 Jjenus 2. Eucalyptocrinites, Goldf. 

 Sp. 1. E. rosaceus, Goldf Sp. 2. E. decorus, Phill. 



