File:Bulletin - United States National Museum (1967) (14782070994).jpg

Identifier: bulletinunitedst2591967unit (find matches)
Title: Bulletin - United States National Museum
Year: 1877 (1870s)
Authors: United States National Museum Smithsonian Institution United States. Dept. of the Interior
Subjects: Science
Publisher: Washington : Smithsonian Institution Press, (etc.) for sale by the Supt. of Docs., U.S. Govt Print. Off.
Contributing Library: Smithsonian Libraries
Digitizing Sponsor: Smithsonian Libraries

View Book Page: Book Viewer
About This Book: Catalog Entry
View All Images: All Images From Book
Click here to view book online to see this illustration in context in a browseable online version of this book.

Text Appearing Before Image:
pereopod coxalgiUs present; telson with a few more apical spines in female. Largestmales, 14.25 mm; largest females, 14.25 mm. Male.—Antenna 1 nearly 50 percent as long as body, 45 percentlonger than antenna 2; primary flagellum with up to 27 segments;accessory flagellum about as long as 1st 2 primary flagellar segments.Antenna 2 with up to 13 segments in flagellum. Mandibular palpalsegment 3 with 8 or 9 long setae, segment 2 with 10 to 12 setae.Maxilla 1, inner plate with 6 or 7 apical, plumose setae. Maxilla 2,inner plate with 6 to 8 long, obliquely placed, plumose setae. Maxilli-ped; outer plate not reaching to apex of 1st palpal segment; inner platewith 4 or 5 thick, apical spines. Lower lip, inner lobes well definedbut only moderately broad. Gnathopod 1: propod palmar margin slightly concave, armed witha double row of about 10 spine teeth; posterior angle with 1 largespine, 3 smaller spines and several setae on outside, 4 spines on inside; SUBTERRANEAN AJVIPHIPOD STYGONECTES 93
Text Appearing After Image:
Figure 22.—Stygonedes bifurcatus, new species. Male (12.75 mm), Sullivan Knob CaveTex.: a, coxal plate of pereopod 3; b-e, pereopods 4,5,6,7;/, uropod 3; g,h, antennae 1,2;i,j, uropods 1,2; k, abdominal side plates; l,m, gnathopods 1,2; n, lower lip; o, leftmandible; p, dentate part of right mandible; q, telson. Female (14.25 mm), HarrellsCave, Tex.: r, lateral sternal gill; s, telson; t,u, uropods 1,2. 94 U.S. NATIONAL MUSEUM BULLETIN 259 posterior margin with 2 sets of setae; superior lateral setae few,doubly inserted, inferior lateral setae singly inserted; dactyl clawrather long. Gnathopod 2: propod palmar margin slightly concave,armed with a double row of 9 or 10 spine teeth; posterior angle with1 large spine, 4 smaller spines and several setae on outside, 4 or 5 smallspines on inside; posterior margin with about 5 sets of setae; superiorlateral setae triply, doubly, and singly inserted, inferior lateral setaemostly singly inserted; dactyl claw rather long. Coxal plates ofpereo

Note About Images