Photos: Plate I. 



1) Cmnatelltt hrachjcirra (St. 56 Sp. 1 and 2; 1 in lateral view) about x 2. ^ 



2) Coinissia peregrina magnifica (St. 59 Sp. 1 and 2) nat. size. | 



3) Coinissia ignota minuta (St. 47) ^/i. j 



4) Comaste.r delicata (jrandis (St. 45 Sp. 3) nat. size. ,> 



5) Eudiocriuus (jraciUs pidcJieUiis (St 45) ^/i. 



6) Eudiocrinus Loveni (St. 47 Sp. 1) ^'i. 



7) Stenometra dentata (St. 56) ''/i. 



8) Clarkomelra elegans (St. 43 Sp. 1) '"^ i. 



9) CijUoiiietra pulchella (St. 13) '/i. 



Plate II, 



10) Diodontometra BocU (St. 56 Sp. 1) */i. 



11) Toxometra cequipinna (St. 4, Sp. I) P., visible to the left, ^/i. 



12) Psathjrometra Wireni (St. 6, Sp. 1) ^/i. 



1 3) Metacrhms interruptus (St. 56 Sp. 1 6) the newly formed arms of somewhat 



unequal size; about x I'/i. 



14) Metacrinus interruptus (Sp. 16) the same specimen viewed from another side, ^/i. 



15) Metacrinus interruptus (St. 56 Sp. 13) the ne warms of very different length, */i. 



16) Asterometrn anthus (St. 55 Sp. 53) a very young specimen, */i. 



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