350 THE AMERICAN NATURALIST. [Vor. XXXIV. 
season. The exceptions include forms recorded by myself in 
1886, 1894, 1898. 
Protozoa. — Noctiluca miliaris and A 
abundant in the tow throughout summer. 
Sponges. — Chalina arbuscula, Microciona prolifera, Cliona 
sulphurea, and several other monactinellid sponges are com- 
mon. No eggs nor gemmules have been observed during the 
earlier summer months, but by September Ist a number of 
species are breeding. 
Celenterates. 
Hydrozoa. — Hydroids: Hydractinia echinata, with gono- 
phores, June; Eudendrium ramosum, with gonophores, June ; 
Sertularia carolinensis (sp.?), with gonothecæ, June; Ag/ao- 
phenia trifida; Campanularia sp.; Parypha cristata, with gono- 
phores, June, July. Hydromeduse : Liriope scutigera, July, 
August ; Vemopsis bachet, July, August ; Cunoctantha octonaria, 
adults and parasitic larvae, July, August; Cunina sf., parasitic 
larve in Liriope, August; Turritopsis nutricula, July, August ; 
Margelis carolinensis; Eutima mira. Siphonophores : Diphyes 
sp., Physalia arethusa, Porpita linneana. 
Scyphomeduse. — Stomolophus meleagris, Chiropsalmus quad- 
rumanus, Dactylometra quinquecirra, Cyanea versicolor (sp. ?). 
Ephyra larva (s5.?), common in tow, July, August. 
Actiniaria and Madreporaria. — Paractis rapiformis, Autac- 
tinia capitata, Adamsia sol, Aiptasia pallida, Cerianthus ameri- 
canus, Astrangia dane, Oculina sp. Arachnactis larvæ, in 
tow, August. 
Alcyonaria. — Renilla reniformis, May, June, July; Zepto- 
gorgia virgulata, May, June, July ; Rhipidogorgia flabellum. 
Ctenophora. — Mnemiopsis gardeni. 
Echinoderms. — Starfishes : Asterias arenicola, April; Luidia 
clathrata, August ; Astropecten articulatus, August ; large bipin- 
narias with budding starfish in tow, July. Ophiuroids: Amphi- 
ura sf., June, larva a pluteus (species dredged three to nine 
fathoms, outside inlet); Ophiura brevispina, July, August, eggs 
discharged shortly after nightfall; Ophiothrix angulata (sp.?), 
June, July; Ophiolepis elegans, nine fathoms, outside inlet, 
eggs nearly mature July 12. Echinoids: Arbacia punctulata, 
+h 
tra sf. are 
