TRACHYMEDTJS^E — LIRIOPE. 



411 



The following table will serve to point out the principal distinctions between the described 



forms of Liriope: 



Synopsis of the Species of Liriope. 



Cerasiformis Group, with Hf.art-shaped Gonads. 



Thickness of gelatinous 



substance of bell. 

 Size of bell in mm. 



Length of peduncle in 

 terms of bell-radius 



Shape of gonads. 



Position of gonads. 



Distance between 

 gonads in terms of 

 width of gonads (6) 



Number of centripetal 

 canals in each inter- 

 radial quadrant. 



Color. 



Where found. 



L. appendiculata 

 Forbes, 1848. 



Thick. 



15 wide, 8 high. 



2 T 



Heart-shaped. 



Extending close to 



margin. 

 b to lb 



Gonads green, ten- 

 tacles red. 



Atlantic Ocean, 

 British coast. 



D. exigua Quoy et 

 Gaimard, 1827 = 

 L. cerasiformis 

 Lesson, 1843. 



Thick. 



16 to 20 wide, 10 to 



15 high. 

 2r± 



Heart-shaped. 



On middle thirds of 



4 radial-canals. 

 b 



L. mucronata 

 Gegenbaur, 

 1856. 



to 3 



Entodermal parts 

 pink, rose-red, 

 green, or color- 

 less. 



Warm parts of At- 

 lantic and Medi- 



Thick. 



12 wide, 6 high. 



Heart-shaped, 

 long. 



Nearly touching 



margin. 

 b + 



1 to 3 



Colorless 



L. hemisphericus 

 Bigelow, 1904. 



Fairly thick. 

 8 wide, 4.2 high. 



Heart-shaped, long, 

 narrow, pointed 

 outwardly. 



On proximal halves 

 of 4 radial-canals. 



3 to 46 . 



1 wide, pointed. 



L. cerasus Haeckel, 

 1879- 



Gonads opaque, 

 whitish. Nettle- 

 cells of interradial 

 tentacles van- 

 dyke brown. 

 Mediterranean, j Male Atoll, Maldive 

 Abundant. Islands, Indian 



Ocean, December. 



Thick. 



25 wide, 20 high. 



■f 



Heart-shaped, wide 



Close to bell-margin 

 One-fourth b. 



Gonads rose-red or 

 grass-green. 



Atlantic. 



Cerasiformis Group, with Heart- 

 shaped Gonads. 



L.hyperbolica Maas 

 1893 = (?)L. 

 tenuirostris L. 

 Agassiz, 1862. 



Thickness of gelatinous 



substance of bell. 

 Size of bell in mm. 



Length of peduncle in 

 terms of bell-radius 



Shape of gonads. 



Position of gonads. 



Distance between 

 gonads in terms of 

 width of gonads(fc) 



Number of centripetal 

 canals in each inter- 

 radial quadrant. 



Color. 



Where found. 



Thin. 



8 to 10 wide, 3 to 8 



high. 

 12 r 



Heart-shaped, or 

 half-circles to 

 roundish. 



L. bicolor Esch- 

 scholtz, 1829. 



Rosacea Group with Triangular Gonads. 



Proximal. 



.. S 6 



Medium. 



10 wide, 5 high. 



Wide, triangular, 

 with rounded 

 angles, or heart- 

 shaped ( ?) 



Apex nearly touch- 

 ing bell-margin. 



L. crucifera Haeckel 

 i879=L. compacta 

 Maas, 1893, 1905 = 

 ( ?) L. rosacea Esch- 

 scholtz, 1829. 



L. agaricus 

 Haeckel, 

 1879- 



South Equatorial 

 and Guinea 

 Stream, Atlantic, 



Gonads with green 

 median streak. 

 Green stomach, 

 lips red. 



Coast of Brazil, At- 

 lantic. 



Medium. 



40 to 50 wide, 20 high. 



2.5 r 



Triangular with concave 

 sides and truncated an- 

 gles. Eschscholtz's figure 

 shows convex sides. 

 Maas shows them con- 

 cave. 



When mature they cover 

 three-fourths of subum- 

 brella lengths of radial- 

 canals. They touch 

 ring-canal. 



b. Nearly touching in 

 interradii. 



7 when mature, 3 when 

 half-grown. 



? Gonads and tentacles 

 pink, stomach green. 

 Lips rose-red. 



Tropical Atlantic, Indian 

 and Pacific Oceans. 



Thin. 



20 wide, 7 high. 



3 r 



3-cornered, 

 equilateral 

 triangle. 



Nearly touching 

 ring-canal. 



L. canadensis 

 Haeckel, 

 1879. 



New Zealand, 

 Pacific. 



Thick. 



15 to 20 wide, 

 8 to 10 high. 



2 to 3 r 



Semicircular, 

 rounded, 

 outwardly 

 straight 

 above. 



On proximal 

 half of sub- 

 umbrella. 



Mouth, stom- 

 ach, gonads, 

 and canals 

 rose-red. 



Canary 

 Islands, 

 Atlantic. 



