76 Echin. 
XIV. ECHINODERMA. 
redescr. for comparison with M. meunieri ; Lambert (178) p. 327, 
pi. xii. — M. glyphus\ Stolley (319) p. 171, and (320) p. 272. — M. 
gottschei (p. 147), maintained (p. 171); Stolley (319), & (320) pp. 247, 
272. — M. haasi , maintained; Stolley (319) p. 171. — M. heberti\ 
Fournier (85) p. 164. — M. idee Cott., is syn. of Brissopsis cretacea; 
Schlueter (297) p. 37. — M. leskei of various authors discussed at 
intervals; Schlueter (297) pp. 18-34. — M. schrcederi , maintained; 
Stolley (319) p. 171. 
M % (1) ciplyensis [Danian ?], Ciply ; Schlueter (297) Zeitschr. Deutsch. geol. 
Ges. xlix, p. 18 footnote, pi. ii : separated from M. gibbus, M. senonensis , 
and M. fastigiatus , diagnosed ; Lambert (180) p. 185, pi. ii. — M. fortini , 
Middle Senonian, with M. cor-anguinum , Carrikre Montigny, W. of 
Dieppe; Lambert (178) Bull. Soc. geol. France, ser. 3, xxiv, p. 328 
footnote, pi. xii : Lambert’s description repeated and type refigured in 
Fortin (84) p. 90, pi. v. — M. meunieri , Cretaceous, ? Senonian, Ambo- 
himarina, near Diego-Suarez, Madagascar; Lambert (178) Bull. Soc. 
geol. France, ser. 3, xxiv, p. 326, pi. xii : n. spp. 
Microcyphus maculatus , colour of spines; Pfeffer (267) p. 46. 
t Micropeltis, redefined, its place in system; Lambert (179) p. 516. 
t Micropsidia, probably should not contain Cyphosoma schlumbergeri and 
C. verneuili, and certainly not C. amelice\ Arnaud (14) p. 238: place 
in system; Lambert (179) p. 496. 
M. saving Middle Eocene of Bertrandon, near Aragon, also Caunettes 
Hautes (Aude), and Les Garrigues de Villegailhenc (Aude), ambula- 
crals and an abnormal apex figd; Lambert (179) Bull. Soc. geol. 
France, ser. 3, xxv, p. 501, pi. xviii, n. sp. 
t Micropsina baudoni, referred to Circopeltis ; Lambert (179) p. 517. 
t Micropsis, place in system (p. 499); M. fraasi , referred to Triplacidia 
(p. 504); M. frossardi , referred to Micropsidia (p. 500); M. lorioli , 
referred to Triplacidia (p. 504) ; M. mokattanensis , probably a Thyl- 
echinus (p. 503) ; Lambert (179). — M. petrocoriensis , compared with 
other spp. of Micropsis and Micropsidia , forms a distinct section; 
Arnaud (14) p. 238. — M. petrocoriensis , referred to Thylechinus (p. 
504) ; M. stachei , referred to Triplacidia (p. 504) ; M. vilanovce , referred 
to Micropsidia (p. 500) ; Lambert (179). 
t Miocyphosoma, syn. of Rachiosoma ; Lambert (179) p. 498. 
t Miotoxaster collegnoi; Lambert in Kilian (157) p. 756, footnote. 
\Mistechinus , n. g. with type M. mayeri , Eocene, Oasis de Moeleli (50 kil. 
S. of Fajouim); Loriol (196) Mem. Soc. Geneve, xxxii, p. 9, pi. i, 
n. sp. 
t Monodiadema, defined, allied to Acrosalenia ; Gauthier (98) p. 11. — 
M. cotteaui } redescribed with a young specimen, Pterocerian of S. 
Tunis; Gauthier (98) pp. 12, 16, pi. xxxii. 
t Monophora darwini, study of variation, and affinities; Lahille (176) & 
(177): inch Scutella geometrica Bravard, older Tortiary but horizon 
uncertain; Iiiering (136) p. 337. 
\Ncetlingia , nom. nov., vide sub Protechinus. 
•\Nucleolites Desor does not — Nucleolites Lam., which has for genotype 
N. scutata , and includes as synn. or subgenn. Lophopygus , Clitopygus, 
Acromazus , Taphropygus , and Echinobrissus (pars) of Pomel (p. 165) ; 
N. analis Agassiz non d’Orb., referred to Lychnidius (pp. 163 & 164) 
N. analis d’Orb. non Agassiz is syn. of Trematopygus guillieri Cott. 
(p. 164); N. minimus Ag., what is it? (p. 170); N. ovulum Goldf., 
referred to Lychnidius (p. 163); Lambert (180). — N. pyramidalis ; 
Mazzetti (225) p. 437. — JY. roberti ; Kilian (157) p. 761. — N. scutata 
Lam., discussed ; Lambert (180) p. 166. — N. cf. scutatus ; Fournier (85) 
p. 115. — JY. subtrigonatus Catullo, is Gardiaster\ Lambert (178) p. 331. 
t Nucleopygus Ag. non Desor., redefined, with JY. minor as genotype, 
