NO. 3 fraser: hydroids 135 



Sertularia anceps Fraser. — Gordon Rocks, Indefatigable Island, 20 

 fathoms; Pinas Bay, 30-35 fathoms. 



Sertularia cornicina (McCrady). — Gordon Rocks, Indefatigable Island, 

 20 fathoms. 



Sertularia dispar Fraser. — North of Point Saint Elena, 8-10 fathoms. 



Sertularia exigua Allman. — Tangola Tangola, 15-20 fathoms. 



Sertularia furcata Trask. — North of Point Saint Elena, 8-10 fathoms. 



Sertularia operculata Linnaeus. — Lobos de Afuera Islands, South Bay, 

 12 and 25-30 fathoms. 



Sertularia stookeyi Nutting. — North of Point Saint Elena, 8-10 fathoms. 



Thuiaria simplex Fraser. — Secas Islands, 14 fathoms. 



Thuiaria tubuliformis (Markt.) — Shore, in all cases: Cartago Bay, 

 Darwin Bay, Marchena Island, James Island, Conway Bay, 

 Indefatigable Island, Osborn Island, Gardiner Bay, North Sey- 

 mour Island, Port Utria, Octavia Bay, Parker Bay. 



Family PlumulaHdae 



Aglaophenia dubia Nutting. — Off Daphne Minor Island, 70-80 fathoms. 



Aglaophenia longicarpa Fraser. — Isabel Island, 10-15 fathoms. 



Aglaophenia proininens Fraser. — Lobos de Afuera Islands, 25-30 fath- 

 oms; 4^ miles east of Coronado Islands, 14 fathoms. 



Aglaophenia rigida Allman. — Playa Blancas, 3-5 fathoms. 



Aglaophenia striithionides (Murray). — 4^ miles east of Coronado Is- 

 lands, 14 fathoms. 



Antennella avalonia Torrey. — North end of Albemarle Island, 6-7 fath- 

 oms; Port Utria, 2 fathoms; Pinas Bay, 30-35 fathoms. 



Antennella gracilis Allman. — Secas Islands, 12 fathoms. 



Antennularia irregularis Fraser. — North of Gorgona Island, 10-20 

 fathoms; Octavia Bay, 35-40 fathoms. 



Antennularia tctraseriata Fraser. — North of Gorgona Island, 10-20 

 fathoms; Octavia Bay, 35-40 fathoms. 



Hippurella longicarpa Nutting. — Northwest of Charles Island, 250 

 fathoms. 



Lytocarpus philippinus (Kirchenpaucr). — Hood Island, 20 fathoms; 

 James Island, 8 fathoms; La Libertad, shore; La Plata Island, 

 10 fathoms; Port Utria, shore; Secas Islands, 12 and 14 fathoms; 

 Tenacatita Bay, in lagoon; Isabel Island, 10-15 fathoms. 



Monostaechas quadridens (McCrady). — Secas Islands, 14 fathoms. 



Plurnularia alternata Nutting. — Secas Islands, 14 fathoms; Isabel Is- 

 land, 10-15 fathoms. 



