ko.1658. ALCYONARIA OF THE CALIFORNIAN COAST WTTING. 725 



Stuukk, TiiMirmi.K. Note pr^liminaire but lee Alcyonairee. Bulletin of the 



Museum of Comparative Zoology, XXV, No. 5, L894. 

 Verkh.i . A. E. Revision of the Polypi of the Eastern Coasl of the United States. 



Memoirs Boston Soc. Nat. Bist., I. L864. 

 Review of the Corals and Polyps of the West Coasl of America. Trans. Oon- 



aecticul Acad. Arts and Sci., I. Pt. 2, LS 



Note. Amer. Journ. Science and Arts, 3d ser., VII, L874, p. 70. 



Brief contributions to Zoology from the Museum of Yale College, No. XI.. 



Amer. Journ. Sci. and Arts, XVII, L8' 



Uriel' contributions to Zoology from the Museum of Yale College, No. LI. 



Amer. Journ. Sci. and Arts, XXIII, L8E 



Report on the Anthozoa. Bull. Mus. Comp. Zool., XI, X<>. I, July, iss:;. 



Wright, E. Perctvax, wo Sti der, Th. Reporl on the Alcyonaria collected by 

 II. M . S. Challenger during the years L873 L876. Challenger Reports, Zoology, 



XXXI, No. i. I smi. 



EXPLANATION OF PLATES 



The photographs were taken by the author. The drawings of the spicules and 

 histological details were made under the camera Lucida by Mr, Otto I'. Eampmeier, 

 of the Departmenl of Zoology, State Universitj of Iowa. 



Plate I XXXIV. 



Fig. I. Telesto ambigua, new species. Somewhat reduced. 



2. Telesto ambigua Portions of colonies, < 6. 



3. Anthomastus ritteri, new species. Colony, somewhal reduced, 

 i. Ptilosarcus quadrangularis. A young specimen, dorsal aspects 

 ."> Ptilosarcus quadrangularis. Ventral aspect of same specimen. 



G. Ptilosarcus quadrangularis. Part of ventral aspect of rachis of large specimen. 



7. Ptilosarcus quadrangularis. Dorsal view of same. 



8. Ptilosarcus quadrangularis. Ventral view of rachis, showing abnormal growth 



of rudimentary pinna- on zooid hand to the Left . 



9. Ptilosarcus quadrangularis. Two small specimens with expanded polyps. 

 10. Ptilosarcus quadrangularis. The smallest colony examined. Somewhat 



reduced. 



Plate LXXXV. 



Fig. 1 . Ptilosarcus quadrangularis. View of distal end of colony, showing the appear- 

 ance of whorl- of polyps caused l.y crowding of pinnae. 



2. Ptilosarcus quadrangularis. Upper Left figure, cross section of stem and 



showing septa, stem chambers, and spongy tissue. Upper righl hand, sec- 

 i ion of Mem taken below proximal end of a\i-. Lower figure, sect ion .< 

 rachis \\ ith a pair of pinnae attached. 



3. Ptilosarcus quadrangularis. To the left, surface of stem. To the right, inner 



surface of stem cavity showing stomata; also the spongy tissue of wall of 

 stem. 



•1. Ptilosarcus quadrangularis. Two small pinnae, or leaves, showing polyp band. 



5. Ptilosarcus quadrangularis. Edge of polyp band with polyps retracted, show- 

 in- bimucronate calyces. 



ii. Ptilosarcus quadrangularis. Portion of pinna, enlarged, showing expanded 

 polj ps a; id the longitudinal chambers of the Leaf. 



7. Ptilosarcus quadrangularis. A few of the poly).-, magnified. 



8. Ptilosarcus quadrangularis. < !ross seel ions of leaf. Above, section just below 



polyp hand, showing gullets and mesenteries of polyps, and the arrange- 

 ment of body cavities due to crowding. The middle and lower figures show- 

 sections taken below the inillets. 



