PACIFIC COAST OLIGOCHETA. 
IM, 
BENHAMIA, ACANTHODRILUS, ALEODRILUS, SPARGANOPHILUS, DELTANTA, 
PHG@NICODRILUS. 
BY GUSTAV EISEN, PH. D. 
The following genera and species are treated of in this paper: 
Benhamia nana n. sp. 
Benhamia mexicana Rosa. 
Benhamia Bolavi Michaelsen. 
Benhamia palmicola n. subsp. 
Benhamia papillata n. sp. 
Benhamia rugosa n. Sp. 
Benhamia octonephra Rosa. 
Benhamia Godeffroyi Michaelsen. 
Benhamia malayana Horst. 
Benhamia floresiana Horst. 
Benhamia Annz Horst. 
Acanthodrilus tamajusi n. sp. 
Acanthodrilus Vasliti n. sp. 
Aleodrilus Keyesi n. sp. 
Sparganophilus Benhami n. sp. 
Sparganophilus Smithi n. sp. 
Sparganophilus sonomz pn. subsp. 
Sparganophilus Eiseni Smith. 
Sparganophilus guatemalensis n. subsp. 
Sparganophilus carneus n. sp. 
Sparganophilus tamesis Benham. 
Deltania Troyeri var. crassa n. var. 
Deltania Troyeri var. lagunz n. var. 
Pheenicodrilus taste Eisen, 
Pheenicodrilus tepicensis n. sp. 
Memoirs, Vou. II, 5. December I4, 1895. 
