E. VON WILLEMOES-SUHM. 145 



On a Crustacean Larva at one time supposed to 

 be the Larva of Limulus. 



By the late 



B. von Willemoes-Suliin, Pli.1>., 



Naturalist ou board H.M.S. " Challenger." 



With Plate VII. 



(Published by permission of the Lords Commissioners of the Treasury.) 



[The manuscript and figures of Dr. v. Willemoes-Suhra 

 relative to a Crustacean larva, which he at one time was led to 

 regard as the larval form of Limulus moUuccanus, have 

 been placed in my hands for publication. I am informed 

 by Professor Moseley that before his death Suhm was definitely 

 of opinion that the larva in question belonged to a Cirrhipede. 

 In the mean time a reference to its supposed connection with 

 Limulus had been published in Suhm^s ' Challenger Briefe/ 

 In consequence of this, as well as in view of the intrinsic 

 interest of the form, I think it well to publish Suhm's draw- 

 ings and description in full. In the description I have in 

 brackets made such additions as are consistent with Suhm's 

 later interpretation of the larvse. — E. Ray Lankester.] 



On her way from the Moluccas to Hongkong, and when 

 sailing from this port to New Guinea, H.M.S. "Challenger" 

 went twice through the Philippines, and both times touched 

 at Zamboanga. This is a port in the south-western part of 

 Mindanao, on the Straits of Basilan, so called from the large 

 island which, with numerous small ones, forms the opposite 

 side of the straits. There a very intelligent native brought a 



VOL. XXIII. NKW SLR. K 



