126 . CALIFORNIA ACADEMY OF SCIENCES. 



XV, xvi and xvii. Sperm -sacs in xi and xii. Spennducts of even ividth. Nephidia 

 in 3 distinct rows on either side. Spennathecn basal division globular, equal in size and 

 shape to the apical part, single small diverticulum. A typhlosole. Color reddish flesh. 

 Habitat, Baja California, Cape Region, 1000 feet; Tepic, Mexico, 4000 feet. 



Benhamia papillata n. sp. 



Definition. Size 50 to 70 mm. by 2 mm. Number of somites 125. First 

 dorsal pore v/vi. Prostomium divides somite I more than one-half, and is much swollen. 

 Clitellum complete, xiii-xx. No ventral setce in xviii, but setm 3 and A present. Prostate 

 pores on large pxipillfe, the four ptap>ilke being close together in the sunk clitellar pit. 

 Oviducal pores on a large median papilla, but the pores are separate and on a line drawn 

 between the setce. Penial setoe, largest slightly hooked with 8 indistinct notches, smallest 

 with a hair-like sigmoid tip. Spermathecce, the apical-sac not globular, basal part 

 'with a swell diverticulum. Sacculated intestine commences in xix. Typhlosole in xx-xiv. 

 Calciferous diverticula 3 pairs in xvi, xvii, xviii; the anterior one is much smaller. 

 Sperm-sacs in x and xi. Nepiridia a consists of three distinct lobes, each one rvith a 

 coelomic mantle. Color pale flesh, no pigment. Habitat, Tepic, Mexico, 4000 feet. 



Benhamia octonephra Rosa. 



Definition. Compiled after Rosa. Length 20 to 40 mm.; number of somites 

 85 to 95. First dorsal pore betioeen v and vi. Clitellum incomplete, in xiii to xx. Pe- 

 nial setce, the larger with six groups of two blunt tubercles; the smaller seta like a scalpel. 

 Cominon setce, couples equidistant. Oviducts open into a single median pore on a slight 

 swelling. Calciferous diverticula three pairs in xv, xvi and xvii. Sperm-sacs in xi and 

 xii. Nephridia micronephric in four roivs on either side. Spermatheca, basal part 

 pear-haped vnth a globular diverticulum. Habitat, Paraguay. 



Benhamia rugosa n. sp. 



Definition. Length 30 mm.; number of somites 118. Skin slightly pigmented 

 and corrugated. Clitellum incomplete, in xiii to xx. Penial setce, largest with five 

 notches; smaller seta forked with prongs of equal size. Common setce pointed and ven- 

 tral. Oviducts open jointly in a median pore. Gizzard in vii and viii. Calciferous di- 

 verticula in XV, xvi and xvii. Nephridia micronephric in four rows on either side. 

 Typhlosole present. Spermatheca much flattened. Color reddish flesh. Habitat, Cal- 

 ifornia, in hothouse {imported). 



Benhamia Godeffroyi Michaelsen. 



Definition. Length .90 mm. by 4 mm.; number of somites 174. Skin pig- 

 mented anteriorly. Clitellum incomplete fxiiij xiv to xx. Penial setce slender with nu- 

 merous irregular notches; many setce in each sac. The curved fossa between the pros- 

 tate pores with the convex side toward the median line. The anterior prostate largest. 

 Calciferous diverticula three pairs. Nejjhridia plectonephric. Spermatheca without diver- 

 ticulum, but with warty protuberance. Color, anterior jyale reddish, posterior part gray. 

 Habitat, Hayti (? ). 



