cobb: further notes on. tricoma 483 



In this species the ventral excretory pore appears to be in the 

 seventh annule. The caudal glands are confined to the tail 

 and empty thru the relatively massive, nipple-shaped spin- 

 neret. The female sex- Fig 2 Male of 



ual organs are double, Tricoma similis, n. b " jj 1 "<FT* 



symmetrical and out- s p- d 



stretched. The eggs a, mouth andphar- 



appear to be deposited y nx '> f -Jmk 



i c , , • b, reconstructed / - 



before segmentation ' , ,. , _ M 



° cephalic setae; 9- ~YWm 



begins. The male pos- c drawing of sin- M P ' 



sesses a single OUt- gle seta of an- 



Stretched testicle. The other specimen; 



. , a, esophagus; j 



spicula are two in num- c> excretory pore; 



ber and equal, and are /, nerve ring; 



accompanied by a well 0> intestlne ; 



ill h, eye-spot (?); $&■ 



developed accessory ,- ventral gland 



piece. (?); 



The following are i, annule of the 



the known species of . c 1 ^ ic l e; . ,. / 



■^ k, blind end ol tes- $ Ifc-A ss 



Tricoma: tide; j 



1. T. cincta, Cobb. I, apex of the spin- 

 Marine sand, Bay of neret ; _ %m ...... i^\ 



, T , m, base of the spin- , x I-, -? 



Naples. neret . 



t^. . , n, tuberculate sur- 



Dimensions unknown. ' . . 



face oi annule; t 



2. T. similis, n. sp. °- uteTUS '> . | 



7 „ T i- V, one of the2spic- s / 



Larat, .hast Indies. ula . \ x l ^,. 



Eye-spots at the twelfth q, accessory piece; '~ : - s 



annule. Male tail of r, one of the 3 cau- y -^ >^^x 2 eo 

 eleven annules. 



38 , 40 



2- 8- 13- -57- 90- 7 11- 15- -M 83- rt „ 



06 mm. — — 05 mm. 



5- 7- 7- 8- 5- 21 5-7 58 65 63 



