OPISTHOBRANCHIATA. 
Moll. 67 
Gargamella , n. g., for G. immaculate , n. sp., Western Atlantic, off Cape 
“Delgardo” ; Bergh, Bull. Mus. Harvard, xxv, p. 175, figg. 
Geitodoris, n. g., type Boris complanata , Yerrill, p. 162, (7. immunda , 
n. sp., Gulf of Mexico, p. 167 ; Bergii, Bull. Mus. Harvard, xxv, 
figg. 
Greilada , n. g., for (7. elegons , Adriatic Sea ; Bergii, Arch. Naturg. lx, 
pp. 1-6, figg. 
Ilima fella trophina, Port Althorp, Alaska, Bergii, Bull. Mus. Harvard, 
xxv, p. 134, figg., n. sp. 
Phidiana inca , Orb., notes on its anatomy ; Plate, SB. Ak. Berlin, 
1894, pp. 219-222. 
Phyllobranchus borgninii f Tr., note on the motor and sensory nerves ; 
Trinchese, Rend. Acc. Napoli, 1894, pp. 190 & 191. 
Placida viridis , notes on, with anatomy ; Trinchese, Mem. Acc. Bologna, 
iii, 1893 (1894), pp. 237-245, 1 pi. 
Tethys leporina, on the autonomy and regeneration of the dorsal 
appendages ( Phcenicurus ) ; Parona, Atti Univ. Genova [xi], 1892, 
pp. 95-111, 1 pi. 
Thordissa ? dubia , off Rio Janeiro, Bergh, Bull. Mus. Harvard, xxv, 
p. 178, fig., n. sp. 
Tridachia ? diomedea , Gulf of California, Bergh, Bull. Mus. Harvard, 
xxv, p. 194, figg., n. sp. 
Tritonia diomedea , Alaska to California, p. 146, exsidtans , California, 
p. 150, Bergh, Bull. Mus. Harvard, xxv, figg., n. sp. 
TECTIBRAN CHI ATA . 
Monograph begun by Pilsbry in Tryon’s Man. Conch, xv, p. 134. 
Group is divided, as in Fischer, into r. Cephalaspidea , ii. Anaspidea 1 
ill. Notaspidea. 
Arrangement, correlation, and functions of the mantle organs ; Gil- 
christ, Jena. Zeitschr. Xxviii, pp. 408-459, figg. 
Notes on the renal organs; Mazzarelli, Monit. Zool. ital. v, pp. 174-177. 
Aplysia chierchiana, S. Lorenzo, Peru, Mazzarelli & Zuccardi, Mem. 
Soc. ital. viii (1892), p. 13, figg., n. sp. 
Aplysiidce : monograph of the species in the Gulf of Naples, with 
anatomy and embryology, &c. ; Mazzarelli, Mem. Soc. ital. ix 
(1893), No. 4, 222 pp., 13 pis. 
Bidlina deshayesii , Reunion Is., Pilsbry in Tryon’s Man. Conch, xv, 
p. 178 [= Bulla vilrea , Pease, of Deshayes], n. sp. 
Carolina longirostris, notes on the anatomy ; Knower, Johns Hopkins 
Univ. Circ. xiii, pp. 61 & 62, who states that there are two distinct 
and separate sexual openings, that the heart is on the left side, and 
the muscle fibres of the fins are striated. 
f Conularia blairi, p. 73, Chouteau Limestone, Sedalia, gratiosa, sperge- 
nensis, p. 74, St. Louis Group, Spergen Hill, Indiana, Miller & 
Gurley, Bull. Illinois Mus. No. 3, figg., n. spp. 
