PLATE XXVIII. 



Page 

 LOBOCKINUS LONGIEOSTRIS (Hall) 442 



Fig. la. Anterior view of a specimen with arms, anal tube, and column. (Mus. 

 Comp. Zool.) 

 lb. Portion of an arm with the pinnules, enlarged. 

 Ic. Anterior view of the calyx. (Coll. W. and Sp.) 

 Id. Posterior view of the calyx. (Same collection.) 

 le. A very young specimen. (Same collection.) 



Batooeinus lepidus (Hall) 372 



2. Side view of the calyx, showing the bifurcation of the left pustero-lateral 



ray. (Coll. W. and Sp.) 



3. Posterior view of the calyx. (Same collection.) 



Batooeinus quasillus Meek and Worthen 372 



4a. Side view of the calyx. (Same collection.) 



4S. Specimen showing the anal interradius. (Same collection.) 



Batooeinus ^qualis (Hall) 371 



5. Posterior view of the calyx. (Same collection.) 



6. Specimen with arms. (Mus. Comp. Zool.) 



Batooeinus sub.i;qualis (McChesney) 369 



7a. Fine specimen with arms. (Same collection.) 

 7b. Portion of an arm with the pinnules, enlarged. 

 8a. Lateral view of the calyx. (Same collection.) 

 8b. Posterior view of the same specimen. 



9. A specimen with portion of anal tube, and showing the bifurcation of the 

 right postero-lateral ray. (Same collection.) 



Batooeinus tubeeculatus W. and Sp 379 



10a. Posterior view of the tj'pe specimen. (Coll. W. and Sp.) 



10b. Another specimen, showing the left postero-lateral ray. (Same collection.) 



