OCR Text |
Show 1900.] EARTHWORMS OF THE GEVUS AMYNTAS. 635 Spermiducal gland entirely absent. Diverticulum of spermatheca long. Hab. Japan. 60. Amyntas vittatus Goto & Hatai. Perichceta vittata, Goto & Hatai, Ann. Zool. Japon. ii. p. 74. 100 mm., 68 segments. Setae 57 on vii., 60 on xviii. Caeca six pairs. Spermiducal glands entirely absent. Spermatheca? three pairs in each of their two segments. Hab. Japan. G. Spermathecae 3 pairs in vi.-viii. 61. Amyntas bournei Rosa. Perichceta bournei, Rosa, Ann. Mus. Civ. Genova, (2) x. p. 110. 150 mm., 130 segments. Seta? 60. Papillae, two by each male pore and one close to each spermathecal orifice, provided with glands. Spermiducal gland not very large, its duct, curved. Diverticulum of spermatheca as long as pouch. Hab. Burma. I am much disposed to think that this species is really hawayanus. 62. Aymntas proporus Eosa. Perichceta propora, Rosa, Ann. Mus. Civ. Genova, (2) xvi. p. 522. 60 mm., 62 segments. Seta? more crowded below, 44 on vii., 40 on xvii. Two or three minute papillae behind each spermathecal pore. Spermiducal gland in xvi.-xxi., with curved duct. Diverticulum of spermatheca? longer than pouch and zigzag above. Hab. Sumatra. Perhaps the same remark may be made about this species as about the last. 63. Amyntas sieboldi Horst. Megascolex sieboldi, Horst, Notes Leyd. Mus. v. p. 191. Perichceta siboldi, Michaelsen, Arch. f. Naturg. 1892, p. 235. Perichceta sieboldi, Beddard, Zool. Jahrb., Syst. Abth. vi. p. 759 ; Horst, Notes Leyd. Mus. xx. p. 240; Goto & Hatai, Ann. Zool. Jap. ii. p. 65. Perichceta sieboldi, Bosa, Ann. k.-k. Hofm. Wien, vi. p. 401. Perichceta communissima, Goto & Hatai, Ann. Zool. Jap. iii. p. 23. Amyntas sieboldi, Michaelsen, Jahrb. Hamb. wiss. Anst. xvi. p. 9. 145-270 mm., 91-145 segments. Seta? 80 on viii. No papilla?. Septum ix./x. present. Caeca 6-7 arising in same segment one above the other. Spermiducal gland in xvi.-xviii., with straight or curved short duct. Spermathecae (? usually in vii.-ix.) with long coiled diverticulum. Hab. Japan. Some confusion has arisen concerning this species owing to the fact that the examples studied by Goto & Hatai showed the |