Proceedings of the United States National Museum, Volume 81Smithsonian Institution Press, 1933 - Science |
Contents
WETMORE ALEXANDER Birds collected in Cuba and Haiti | 1 |
WOODRING W P A Miocene mollusk of the genus Haliotis | 1 |
ALICATA JOSEPH E A new trematode of the genus Urotrema | 5 |
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Common terms and phrases
acetabulum aliaska antennae aperture April basal base birds body Calif California caudal Cayemite Cayemite Island ceca chelas cirrus pouch cm in diameter coils collected Color Cuba dermal membrane described Description.-Shape diactins differs distal dorsal Ectosomal specialization Endosomal Endosomal structure esophagus excretory extending Family female fibers FIGURE gastral gastralia genital pore genus Gibara Gonave Island gray Haiti hexactinellid hexactins hind HISPANIOLAN holotype Île à Vache intertidal intestinal ceca Laubenfels Laurer's canal Lendenfeld length Linnaeus male March margin measuring median megascleres meters microscleres nearly numerous oral sucker oscular Oscules outer oval ovary oxeas oxyhexaster pairs Papilio machaon parasites paratangentials pentactins pharynx PLATE posterior end Principal spicules rounded segment seminal shape side skeleton slender slightly smaller smooth species specimens spicules spines sponge spongin surface terminals thick Topsent tylostyles type species United States National usually uterus vein ventral vesicle vitellaria whorls wide Zool