518 EEPOBT OF COMMISSIONER OF FISH AND FISHERIES. 



121. 



1894. Studer, Theophile. Reports on 

 the dredging operations off the 

 west coast of Central America, 

 to the Galapagos, to the west 

 coast of Mexico, and in the Gulf 

 of California, in charge of Alex- 

 ander Agassiz, carried on by the 

 U. S. F. C. steamer Albatross 

 during 1891. X. Note prelimi- 

 naire sur les Alcyonaires. 



Bull. Mus. Comp. Zool. 189k, vol. 25, 

 pp. 55-70. 



The following species are described 

 as new: Clavularia gregaria, Vceringia 

 pacifica, Pennatula alata, P. distorta 

 pacifica, P. kcellikeri, Stachyptilum 

 superbum, Kophobelemnon affine, Um- 

 bellula geniculata, Cladiscus agassizii, 

 Disiichoptilum verrillii, Anthothela ar- 

 gentea, Dasygorgia fruticosa, Lepidisis 

 inermis, Calyptrophora agassizii, Sta- 

 chyodes ambigua, Stenella ramosa, 

 Amphilaphis abietina, Acanthogorgia 

 brevispina, Psammogorgia variabilis, 

 Callistephanus ivrightii. 



122. 



1894. Woodworth, W. McM. Reports 

 on dredging operations off the 

 west coast of Central America, 

 to the Galapagos, to the west 

 coast of Mexico, and in the Gulf 

 of California, in charge of Alex- 

 ander Agassiz, carried on by the 

 U. S. F. C. steamer Albatross 

 during 1891. IX. Report on the 

 Turbellaria. 



Bull. Mus. Comp. Zool. 189k, vol. 25, 

 pp. 49-52, 1 pi. 

 Stylochoplana calif ornica and Prosthe- 

 cerceus panamensis described as new. 



124. 



1894. Ludwig, Hubert. Reports on 

 an exploration off the west 

 coasts of Mexico, Central and 

 South America, and off the 

 Galapagos Islands, in charge 

 of Alexander Agassiz, by the 

 U. S. F. C. steamer Albatross 

 during 1891. XII. The Holo- 

 thurioidea. 



Mem. Mus. Comp. Zool. 189k, vol. 17, 

 No. 3, pp. 1-183, 19 pi. 



A systematic arrangement of the 

 species, with notes. The following gen- 

 era and species are described as new: 

 Synallactes, Mesothuria, Scotodeima, 

 Lcetmophasma, Capheira, Pelagothu- 

 ria, Sphcerothuria, Pcelopatides suspecta, 

 Synallactes alexandri, S. cenigma. Meso- 

 thuria multipes, Meseres macdonaldi, 

 Euphronides tanneri, E. verrucosa, Psy- 

 chropotes raripes, P. dubiosa, Bentho- 

 dytes incerta, Deima pacificum, Oneiro- 

 phanta affinis, Scotodeima setigerum, 

 Loztmogone theeli, Lcetmophasma fecun- 

 dum, Capheira sulcata, Peniagone inter- 

 media, Scotoanassa gracilis, Pelagothu- 

 ria natatrix, Phyllophorus aculeatus, 

 Psolidium panamense, P. gracile, Psolus 

 diomedeoe, P. digitatus, P. pauper , Sphce- 

 rothuria bitentaculata, Caudina cali- 

 fornica, Trochostoma granulatum, T, 

 intermedium, Ankyroderma spinosum. 



125. 



:. Bergh, Rudolph. Reports on 

 the dredging operations off the 

 west coast of Central America to 

 the Galapagos, to the west coast 

 of Mexico, and in the Gulf of 

 California, in charge of Alex- 

 ander Agassiz, carried on by the 

 U. S. F. C. steamei Albatross 

 during 1891. XIII. Die Opis- 

 thobranchien. 



Bull. Mus. Comp. Zool. 189k, vol. 25, 

 pp. 125-233, 12 pi. 



A systematic arrangement with* de- 

 scriptions of the following new genera 

 and species: Ceitodoris, Gargamella, 

 JEolidid herculea, Himatella trophina, 

 Tritonia diomedea, T. exsulans, Geitodo- 

 ris immunda, Gargamella immaculata, 

 Chromodoris agassizii, Tridachia dio- 

 medea, Doridium purpureum, D. diome- 

 deum, D. ocelli gerum, Navarchus oenig- 

 maticus, Thordisa dubia, Gastropteron 

 pacificum. 



1894. Clarke, Samuel F. Reports on 

 the dredging operations off the 

 west coast of Central America 

 to the Galapagos, to the west 

 coast of Mexico, and in the Gulf 

 of California, in charge of Alex- 

 ander Agassiz, carried on by the 

 U. S. F. C. steamer Albatross 

 during 1891. XI. The Hydroids. 1894 



Bull. Mus. Comp. Zool. 189k, vol. 25, 

 pp. 71-78, 5 pis. 

 The following species are described as 

 new: Obelia castellata, Lictorella geni- 

 culata, Sertularia variabilis, Halecium 

 argenteum. 



123. 



