448 FLORENCE BUCHANAN. 



It would be interesting if some one within reach of the other 

 specimens of the sub-family Acoetidse with "branchial" 

 filaments would examine and report on their structure. 



List of Memoirs referred to. 



(1) Allen. — "On the Minute Structure of the Gills of Palsemonetes 



varians," 'Quart. Journ. Micr. Sci./ vol. xxxiv, pp. 75 — 84. 



(2) AuDOTJiN and Edwabds. — " Classification des Annelidas," ' Annales 



des Sciences naturelles,' le ser., xxvii, 1832, pp. 435—438, pi. x, figs. 

 7—14. 



(3) Beddakd. — "Report on Annelids from the Mergui Archipelago," 



'Journ. Linn. Soc.,' xxi, 1887 (1889), pp. 256—258, pi. xxi, 

 figs. 1 and 3. 



(4) ClapariIde. — ' Les Annelides Chetopodes du Golfe de Naples,' 1868, 



pp. 392—396, pi. iii, fig. 2. 



(5) Costa. — " Description de quelques Annelides uouvelles du golfe de 



Naples," 'Ann. Sci. Nat.,' 2e ser., xvi, 1841, p. 269, pi. xi, fig. 1. 



(6) EisiG. — ' Monographic der Capitelliden.' 



(7) Ehlers. — " Results of Dredging of the U.S. Coast-Survey Steamer 



' Blake,' " ' Report on Annelids,' 1887, pp. 54 — 56, pis. xii and xiii. 



(8) Grube. — " Beschreibung neuer oder wenigbekannter Anneliden," 



'Arch. f. Naturg.,' 21ter Jhrg., 1855, pp. 83—90, pi. iii, fig. 2. 



(9) Grube.— " Anneliden Ausbeute S.M.S. 'Gazelle,' Monatsber.," 'Ber- 



liner. Akad.,' 1877, pp. 517-519. 



(10) Grube. — "Annulata Semperiana," 'Mem. Acad. St. Petersbourg,' 



7e ser., xxv, 1878, pp. 48—52, pi. iv, figs, 1 and 2. 



(11) Kinbebg.— ' Ofvers. af. k. Vet. Akad. Fish,' 1855, pp. 386, 387. 



(12) KiNBERG. — " Fregate Eugenics Rcsa," ' Zool. Annulater,' pp. 24 — 26, 



pi. vii, figs. 34 and 35 (published part) ; pi. x, figs. 59 — 61 (unpub- 

 lished part). 



(13) McIntosh. — "Annelida of the 'Porcupine ' Expedition," ' Trans. Zool. 



Soc.,' ix, 1876, pp. 404, 405, pi. Ixxii, figs. 12—15. 



(14) McIntosh.— "' Challenger ' Reports," 'Zoology,' xii, pp. 135—139, 



pi. xxi, figs. 4 and 5. 



(15) QuATREFAGES. — ' Histoirc naturelles des Anneles,' i, p. 216. 



(16) Stimpson. — " Synopsis of Marine Invertebrates of Grand Manon," 



'Smithsonian Contributions to Knowledge,' Washington, 1853, p. 36. 



