ART. 4 



SPONGES OF CALIFOENIA de LAUBENFELS 



45 



Principal spicules, fusiform stroiigyle^ (fig. 20, A); size, 6/a by 

 500/A to 40/A by 3,000/a. Secondary spicules, tylostrongyles (not fig- 

 ured) ; size, about SOfi by l,300ju,. First microscleres, spherasters 

 (fig. 20, B, D, E, F) ; diameter, up to at least 66//,. Second micro- 

 scleres, tylasters (fig. 20, G ^ 11^ 1^ J) \ diameter, up to at least 27)u.. 

 Third microscleres, much smaller asters (fig. 20, G) ; size, diameter 

 about 8fi; these may be juvenile stages of either of the two preced- 

 ing sorts. 



^ 



n 



U 



FifiUKB 120. — Tctliijii citrcntiii (I'all.Ts) califoniifUHi, new variety; A—C, 



X SO ; i.thers, X 1 ,333 



Remarks. — This form is very close to the type variety, which is 

 European (first described after 1758 as Alcyomv/in aurantnwi by 

 Pallas, 1766), from which it differs in larger average spicule size 

 and preponderance of the strongyle instead of style among the 

 megascleres. 



Family TIMEIDAE Topsent 



Genus TIMEA J. E. Gray 



TIMEA AUTHIA de Laubcnfcls 



Timea authia de Laubenfels, 1930, p. 26. 



Holotype.—V.S.'NM. No. 21499; P.M. No. 29.8.22.22. 

 Ti/pe locality. — Laguna Peach, Calif., March 14, 1926, intertidal, 

 only one specimen, collected by me. 



