1911] Kofoid: The Genus Goinjaulax. 201 



of the literature the following species are recognized as valid 

 and are grouped as follows. Pertinent bibliographical references 

 are appended in each ease. 



1. Snbgenns Gonyaulax (Diesing) Kofoid subgen. nov. 



Body spheroidal or polyhedral, not greatly elongated, apical 

 closing platelet not carried over upon the dorsal side. This 

 includes the non-fusiform species of the genus as heretofore 

 defined. Here belong: 



Gonyaulax apiculata (Penard) Entz (1904), p. 11, fig. 4a-i. 



Syn. Peridinium apiculatum Penard (1891), p. 51, pi. 3, figs. 

 3-13. 

 G. clerei Ostenfeld (1901), p. 133, fig. 2. 



G. (ipiniJata var. clevei Ostenfeld (190S), p. 164, pi. 5, figs. 

 59, 60. 



G. catenata (Levander) Kofoid (1911b). Described as Peridinium 

 catenaiam by Levander (1894a), pp. 1-18, pi. — , figs. 1-11. 



G. diegensin, sp. nov. See p. 217. 



G. digitale (Pouchet) (1883), p. 433. pi. 18/19, fig. 14 as Protoperi- 

 dinium digitale. See p. 214 of this paper. 



G. l-ofoidi Pavillard (1909), p. 278, fig. 1, A, B. 



G. pacifica Kofoid (1907b), p. 308, pi. 30, figs. 37-39. 



G. palustii.'i Lemmermanu (1907), pp. 296-297, figs. 1-5. 



G. pohjedra Stein (1883), pi. 4, figs. 7-9. 



G. polygramma Stein (1883), pi. 4, fig. 15. See G. steini Lemmer- 

 mann, in list of indeterminate species on p. 203 for the remain- 

 der of Stein's figures. 



G. scrippsae, sp. nov. See p. 228. 



G. series Kofoid (1911a), pp. — , pis. 1-2, figs. 1-6. (In press.) 



G. sphaeroidea, sp. nov. See p. 206. 



G. spinifera (Claparede et Lachmann) Diesing (1886), p. 96. Orig- 

 inally described by Claparede and Lachmann (1858-1859), p. 

 405, pi. 20 figs. 4, 5, as Peridinium spiniferuni. 



G. triacantha Jorgensen (1899), p. 35. See Kofoid (1906b), pp. 

 102-105, figs. 1-3. 



G. turbynei Murray and Whitting (1889), p. 323, pi. 28, figs. 4a, 1). 



2. Subgenus Fusigonyaulax, subgen. nov. 



Body elongated, usually fusiform, often with an elongated 

 apical and antapical horn. Here belong: 



Gonyaulax hirostris Stein (1883), p. 4, fig. 20. 



G. glypforhynchus Murray and Whitting (1899), p. 324, pi. 28, fig. 



3a-c. 

 G. highleii Murray and Whitting (1899), p. 324, pi. 28, fig. 2a, b. 



