World Register of Deep-Sea species

Deep-Sea source details

Name

Clark, A. H., Clark, A. M. (1967). A monograph of the existing crinoids. Bulletin of the United States National Museum. (82): 1-860.

SourceID

133557

Authors

Clark, A. H., Clark, A. M.

Year

1967

Title

A monograph of the existing crinoids

Journal

Bulletin of the United States National Museum

Suffix

(82): 1-860

Type

Publication

Export

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Date

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2013-01-12 18:30:12Z

created

db_admin

2019-07-26 13:52:22Z

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Messing, Charles

2020-05-21 01:25:51Z

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Messing, Charles

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Bird Island (Western Cape) for Thaumatocrinus rugosus (AH Clark, 1908)
Hawaiian Islands for Thaumatocrinus rugosus (AH Clark, 1908)
Laccadive islands for Thaumatocrinus investigatoris AH Clark in AH Clark & AM Clark, 1967
Maldives Exclusive Economic Zone for Thaumatocrinus investigatoris AH Clark in AH Clark & AM Clark, 1967
Tokyo Bay for Pentametrocrinus tuberculatus (AH Clark, 1907)

Holotype IMC, identified as Thaumatocrinus investigatoris AH Clark in AH Clark & AM Clark, 1967
Holotype NRS (Antarctic sta. 58), identified as Isometra vivipara Mortensen, 1917
Syntype BMNH (Discovery Investigations sta. 170), identified as Isometra hordea John, 1938
Syntype BMNH (Discovery Investigations sta. 190,1652,1872), identified as Isometra graminea John, 1938
Holotype USNM 22674, identified as Coccometra nigrolineata AH Clark, 1918
Holotype USNM 22675, identified as Coccometra guttata AH Clark, 1918
Holotype UMZC MCZ 7, identified as Coccometra hagenii (Pourtalès, 1868)

Diagnosis

for Andrometra indica (AH Clark, 1909)

Andrometra with centrodorsal conical, as high as broad at the base; cirri 50. Second and third pinnules with 15 ... [details]

Diagnosis

for Andrometra psyche (AH Clark, 1908)

Andrometra with centrodorsal low hemispherical to almost columnar; cirri not more than 35. Second pinnule with ... [details]

Diagnosis

for Annametra minuta AH Clark, 1907

Annametra with P₁ and P₂ with ~18 segments. Arms ~30 mm and cirri ~5 mm long. [details]

Diagnosis

for Annametra occidentalis (AH Clark, 1915)

Annametra with P₁ and P₂ of up to 35 very short segments. Arms ~50 mm long in adult. Longest cirri up to 15 mm long. [details]

Diagnosis

for Antedon arabica (AH Clark, 1937)

Antedon with centrodorsal flattened hemispherical. Cirri ~30, in three crowded marginal rows, of 10-12 cirrals; ... [details]

Diagnosis

for Antedon bifida bifida (Pennant, 1777)

Antedon bifida with P₂ similar to and same length as P₃ but with no gonad. P₁ about twice as long as following two ... [details]

Diagnosis

for Antedon bifida moroccana (AH Clark, 1914)

Antedon bifida with distal cirrals strongly compressed laterally, up to twice as wide in lateral view as proximal ... [details]

Diagnosis

for Antedon duebenii Böhlsche, 1866

Antedon with not more than 35 cirri, of not over 17 (rarely more than 15) cirrals; distal cirrals strongly ... [details]

Diagnosis

for Antedon hupferi Hartlaub, 1890

Antedon with arms to ~50 mm long. Cirri to 40, of 16-18 cirrals; length to ~25% arm length; longer proximal cirrals ... [details]

Diagnosis

for Antedon incommoda austini AM Clark (in AH Clark & AM Clark, 1967)

Antedon incommoda with a relatively smaller aboral pole (0.4-0.9 mm across) with center sometimes very slightly ... [details]

Diagnosis

for Antedon incommoda incommmoda Bell, 1888

Antedon incommoda with centrodorsal discoidal, with aboral pole quite flat although variable in width and with ... [details]

Diagnosis

for Antedon iris (AH Clark, 1912)

Antedon with cirri ~30, of 10-12 cirrals, short (about a fifth the arm length), rather stout, strongly recurved ... [details]

Diagnosis

for Antedon longicirra (AH Clark, 1912) non Carpenter, 1888

Small Antedon with arms up to 40 mm long; cirri 10-20,of 12-17 cirrals, long, (more than a fourth the arm length), ... [details]

Diagnosis

for Antedon loveni Bell, 1882 (not Bell, 1884)

Antedon with centrodorsal hemispherical, more or less flattened, with fairly large convex polar area. Cirri 15-30, ... [details]

Diagnosis

for Antedon mediterranea (Lamarck, 1816)

Antedon with 18-30 (usually 20-23) cirrals; all but first 2-3 are longer than wide and centrally constricted; distal ... [details]

Diagnosis

for Antedon nuttingi (AH Clark, 1936)

Antedon with P₂ stouter basally and two-thirds the length of P₁, which has 18-20 segments. Cirri ~30, of up to 11 ... [details]

Diagnosis

for Antedon parviflora (AH Clark, 1912)

Small Antedon with arms to only 35 mm (rarely 20 mm) long. Cirri <40, about a fifth as long as arms, slender, delicate, of 8-11 greatly elongated segments with greatly expanded distal ends (weker distally); longest with L/W ratio ~4; antepenultimate with L/W ratio ~2; penultimate with L/W ratio 1.3-1.5; opposing spine prominent. P₂ is about half as long as P₁. Centrodorsal ... [details]

Diagnosis

for Antedon petasus (Düben & Koren, 1846)

Antedon with P₂ intermediate in length between P₁ and P₃, and resembling P₁. Cirri usually 40, of at most 18 ... [details]

Diagnosis

for Antedon serrata AH Clark, 1908

Antedon with arms up to 70 mm long. Centrodorsal flattened hemispherical. Cirri in largest specimens about ... [details]

Diagnosis

for Argyrometra crispa (AH Clark, 1908)

Argyrometra with first three pinnules successively longer; pinnulars with rather prominently everted and spinous ... [details]

Diagnosis

for Argyrometra mortenseni AH Clark, 1917

Argyrometra with first three pinnules successively longer. Cirri of 12-17 cirrals. Holotype with arms ~30 mm long. [details]

Diagnosis

for Athrypsometra anomala (AH Clark, 1912)

Athrypsometra with low conical centrodorsal 1.7 mm across base and 1.0 mm tall. Radial areas each with 2 columns of ... [details]

Diagnosis

for Athrypsometra gracillima (AH Clark, 1909)

Athrypsometra with centrodorsal sharply conical, ~1.8 times wider across base than tall; sockets in 2 (apical) to 4 ... [details]

Diagnosis

for Athrypsometra minima (AH Clark, 1912)

Athrypsometra with centrodorsal 1.9 mm across base and 1.6 mm tall, with 4-5 cirrus sockets in each radial area in ... [details]

Diagnosis

for Athrypsometra mira (AH Clark, 1909)

Athrypsometra with centrodorsal almost as tall as basal diameter in large specimens but relatively lower in small ... [details]

Diagnosis

for Atopocrinus sibogae AH Clark, 1912

Atopocrinus with cirrus sockets in 10 columns, two per radial area. [details]

Diagnosis

for Balanometra balanoides (Carpenter, 1888)

Same as genus. [details]

Diagnosis

for Bathymetra abyssicola (Carpenter, 1888)

Bathymetra with 10-15 cirri around aboral pole, directed aborally; none around centrodorsal base. Radials form ... [details]

Diagnosis

for Bathymetra carpenteri AH Clark, 1908

Bathymetra with centrodorsal having flattened aboral pole with cirrus sockets alternating irregularly around the ... [details]

Diagnosis

for Boleometra clio (AH Clark, 1907)

Same as genus. [details]

Diagnosis

for Caryometra alope AH Clark, 1940

Caryometra with centrodorsal about 1.25 times taller than wide. Cirri in 15 crowded columns, slender, of moderate ... [details]

Diagnosis

for Caryometra atlantidis AH Clark, 1940

Caryometra with centrodorsal low conical, wider than tall. Cirri in 10 columns, long, very slender, scarcely curved ... [details]

Diagnosis

for Caryometra lisa AH Clark, 1940

Caryometra with centrodorsal about as tall as wide; aboral apex papillose. Cirri in 15 columns, long, very slender, ... [details]

Diagnosis

for Caryometra monilicirra AH Clark, 1940

Caryometra with centrodorsal rounded conical, about as tall as wide. Cirri in 10 columns, short, strongly curved ... [details]

Diagnosis

for Caryometra spinosa AH Clark, 1940

Caryometra with centrodorsal slightly taller than wide. Cirri in 15 columns, long, slender, of 27-34 cirrals; ... [details]

Diagnosis

for Caryometra tenuipes (AH Clark, 1908)

Caryometra with centrodorsal sharply conical, up to 1.5 times taller than wide at the base. Cirri in 15 columns ... [details]

Diagnosis

for Cyclometra flavescens AH Clark, 1911

Cyclometra with cirri ~40 when arms are 130 mm long, arranged in three columns of 2-3 cirri in each radius; longest ... [details]

Diagnosis

for Cyclometra multicirra AH Clark, 1952

Cyclometra with cirri ~80 when arms are just over 100 mm long, arranged in 3 columns of 4-5 each per radial area; ... [details]

Diagnosis

for Dorometra aegyptica (AH Clark, 1911)

Dorometra with P₂ (12 pinnulars) intermediate in size and number of pinnulars between P₁ (8 pinnulars) and P₃ ... [details]

Diagnosis

for Dorometra andromacha AH Clark, 1936

Dorometra with third to fifth cirrals longest, with L/W ratio ~3. P₁ 10 mm long with 13 segments; P₂ 3.5 mm long, ... [details]

Diagnosis

for Dorometra briseis (AH Clark, 1907)

Dorometra with P₃ much less than twice as long as P₁ and P₂, which is slightly shorter than P₁. Cirri 7-11 mm long, ... [details]

Diagnosis

for Dorometra clymene AH Clark, 1918

Dorometra with P₂ intermediate in length between P₁ and P₃; first three pinnules with 8-9 segments. Cirri ... [details]

Diagnosis

for Dorometra mauritiana (AH Clark, 1911)

Dorometra with P₂ slightly smaller than P₁, which is about half as long as P₃, which has 18-20 segments. Cirrals ... [details]

Diagnosis

for Dorometra nana (Hartlaub, 1890)

Dorometra with P₁ and P₂ similar, with usually 8-10 segments, only half as long as P₃, which has 13-16 segments. ... [details]

Diagnosis

for Dorometra parvicirra (Carpenter, 1888)

Large, robust Dorometra with P₂ (13 to at least 14 pinnulars) intermediate in size and in number of pinnulars ... [details]

Diagnosis

for Eometra antarctica (AH Clark, 1915)

Eometra with centrodorsal as tall as wide at the base, which is 2.5 mm. in the type specimen. Cirri ~20, of 26-31 ... [details]

Diagnosis

for Eometra weddelli John, 1939 (in Vaney & John, 1939)

Eometra with centrodorsal basal diameter 1.33 times height. Cirri 22-27, ~18 mm long, probably of ~18 cirrals; ... [details]

Diagnosis

for Erythrometra australis AH Clark, 1918

A species of Erythrometra with cirri of 36-39 cirrals with arm length 60 mm. [details]

Diagnosis

for Erythrometra rubra (AH Clark, 1907)

A species of Erythrometra with cirri of up to 30 cirrals and arms up to 35 mm long. [details]

Diagnosis

for Euantedon exquisita (AH Clark, 1909)

Euantedon with 40-50 cirri, 10-12 mm long, with up to 15 cirrals; longest cirrals with L/W ratio up to 6 (median ... [details]

Diagnosis

for Euantedon moluccana (AH Clark, 1912)

Euantedon with 15-17 cirrals; longest cirrals with L/W ratio ~4 (median width); distal cirrals decreasing in length ... [details]

Diagnosis

for Euantedon paucicirra HL Clark, 1928

Euantedon with 25 cirri of 17-26 (usually about 20) cirrals; longest cirrals with L/W ratio ~2. Arms ~40 mm long in ... [details]

Diagnosis

for Euantedon polytes AH Clark, 1936

Euantedon with 30 cirri, 8-10 mm long, of 13-14 cirrals; longest cirrals with L/W ratio of ~2. P₁ 11-15 mm long, ... [details]

Diagnosis

for Euantedon sinensis AH Clark, 1912

Euantedon with 15-17 cirrals; longest cirrals with L/W ratio 2.0-2.5; distal cirrals only very slightly shorter; ... [details]

Diagnosis

for Euantedon tahitiensis AH Clark, 1918

Euantedon with ~40 cirri with up to 25 cirrals; longest with L/W ratio 2.5-3. Arms ~100 mm long. [details]

Diagnosis

for Eumorphometra aurora John, 1938

Eumorphometra with ~40 cirri of up to 28 cirrals when arms are ~30 mm long. Brachitaxes with distinctly spinous ... [details]

Diagnosis

for Eumorphometra concinna Clark, 1915

Eumorphometra with ~30 cirri of up to 25 cirrals, 7 mm long when arms are ~30 mm long. Brachitaxis margins spinous; ... [details]

Diagnosis

for Eumorphometra fraseri John, 1938

Eumorphometra having cirri ~45, of 34-40 cirrals, up to 12 mm long in 15 columns, when arms are 35-40 mm long. [details]

Diagnosis

for Eumorphometra hirsuta (Carpenter, 1888)

Eumorphometra with ~40 cirri (in distinct columns interradially), of 25-30 cirrals, when arms are ~35 mm long. ... [details]

Diagnosis

for Eumorphometra marri John, 1938

Eumorphometra with ~40 cirri irregularly arranged, of 23-28 cirrals, when arm length is 25 mm. First primibrachial ... [details]

Diagnosis

for Fariometra alcyon (AH Clark, 1912)

Fariometra with lateral margins of first primibrachial converging; lateral angles of axils extending beyond angles ... [details]

Diagnosis

for Fariometra dione AH Clark, 1918

Fariometra with centrodorsal conical, 2.6 mm across base and 2.2 mm tall (holotype). Cirri 45-100, with up to 21 ... [details]

Diagnosis

for Fariometra explicata (AH Clark, 1908)

Fariometra with primibrachial ossicles and first two brachials in close lateral contact throughout and sharply and ... [details]

Diagnosis

for Fariometra io (AH Clark, 1918)

Fariometra with arms 30 mm long. Cirri ~40, of 20-22 cirrals; longest cirrals with L/W ratio ~3 (median width) with ... [details]

Diagnosis

for Fariometra nicippe (AH Clark, 1932)

Fariometra with cirri of 19-21 cirrals; longest with L/W ratio 2-3 (median width). Primibrachial ossicles and first ... [details]

Diagnosis

for Fariometra obscura (AH Clark, 1909)

Large Fariometra with centrodorsal 3.5 mm across base and 3 mm tall. First primibrachials with converging lateral ... [details]

Diagnosis

for Fariometra parvula (Hartlaub, 1895)

Fariometra similar to F. alcyon but with centrodorsal an equilateral triangle in lateral view, and longest cirrals ... [details]

Diagnosis

for Fariometra scutifera AH Clark, 1918

Fariometra with second brachials shield-shaped and much longer than broad. Pinnules and cirri unknown. [details]

Diagnosis

for Fariometra sewelli AH Clark, 1937

Fariometra with centrodorsal large, conical, twice as broad at the base as tall. Cirri ~55, with ~26 cirrals; ... [details]

Diagnosis

for Fariometra sokotrae (John, 1937)

Fariometra with centrodorsal conical, almost as high as wide at the base. Cirri ~60, of 21-36 cirrals; longest ... [details]

Diagnosis

for Florometra asperrima (AH Clark, 1907)

Florometra similar to F. serratissima but with third syzygy at brachials 14+15 (occasionally 12+13 to 16+17). [details]

Diagnosis

for Florometra austini AM Clark, 1967 (in Clark AH & Clark AM, 1967)

Florometra with basal segments of oral pinnules markedly broadened but not carinate. P₁ usually of ~60 segments ... [details]

Diagnosis

for Florometra goughi John, 1939 (in Vaney & John, 1939)

Florometra with centrodorsal conical; bare aboral pole very small. Cirri ~100, of up to 38 cirrals; no aboral ... [details]

Diagnosis

for Florometra magellanica (Bell, 1882)

Florometra with basal pinnulars enlarged and carinate. P₁ and P₂ similar in length and number of segments, their ... [details]

Diagnosis

for Florometra mariae (AH Clark, 1907)

Florometra with brachials following the third syzygy about as long as broad instead of markedly broader than long. ... [details]

Diagnosis

for Florometra mawsoni AH Clark, 1937

Florometra with 40-77 cirri, of up to 34 cirrals; longest cirrals with L/W ratio up to 3; distal cirrals usually ... [details]

Diagnosis

for Florometra serratissima (AH Clark, 1907)

Florometra with third syzygy usually between brachials 16+17 (sometimes 15+16). Basal pinnulars of oral pinnules ... [details]

Diagnosis

for Florometra tanneri (Hartlaub, 1895)

Florometra with oral pinnules slender, lacking carinate processes on basal pinnulars of proximal pinnules. Middle ... [details]

Diagnosis

for Hybometra senta AH Clark, 1913

Same as genus. [details]

Diagnosis

for Hypalometra defecta (Carpenter, 1888)

Same as genus. [details]

Diagnosis

for Iridometra adrestine (AH Clark, 1907)

Iridometra with first three exterior (and usually first two interior) pinnules similar, elongate, longer than their ... [details]

Diagnosis

for Iridometra maxima AH Clark, 1929

Very large and robust Iridometra with centrodorsal large, hemispherical, with deeply concave aboral apex. Arms up ... [details]

Diagnosis

for Kempometra grisea John, 1938

Same as genus. [details]

Diagnosis

for Leptometra celtica (M'Andrew & Barrett, 1857)

Leptometra differing from L. phlangium in having cirri proportionately shorter and not tapered distally, so that ... [details]

Diagnosis

for Leptometra phalangium (Müller, 1841)

Leptometra with centrodorsal sharply to bluntly, rounded, or truncated conical, or even somewhat columnar, usually ... [details]

Diagnosis

for Mastigometra flagellifera AH Clark, 1908

Mastigometra with 50-80 cirri 12-14 mm long, of ~15 cirrals; distal cirrals with L/W ratio 1.3-1.5. P₁ 25 mm long ... [details]

Diagnosis

for Mastigometra micropoda AH Clark, 1909

Mastigometra with 50-90 cirri ~10 mm long, of ~16 cirrals; sixth and following cirrals with L/W ratio ~1. P₁ 15 mm ... [details]

Diagnosis

for Mastigometra pacifica AH Clark, 1918

Mastigometra with ~35 cirri 12-14 mm long, of 12-16 cirrals; distal cirrals with L/W ratio 1.3-1.5. P₁ 15 mm long ... [details]

Diagnosis

for Microcomatula mortenseni AH Clark, 1931

Same as genus. [details]

Diagnosis

for Nanometra bowersi (AH Clark, 1907)

Nanometra with centrodorsal conical with small aboral pole; cirri XXX-L, 30-45 (usually 35-40) segments, when arms ... [details]

Diagnosis

for Nanometra clymene AH Clark, 1912

Nanometra with centrodorsal broadly truncated with wide, more or less flat, aboral pole; cirri ~LXX when arms are ... [details]

Diagnosis

for Nepiometra laevis (Carpenter, 1888)

Same as genus. [details]

Diagnosis

for Perometra afra AH Clark, 1911

Perometra closely resembling P. diomedeae but with all pinnules present, 13-15+ arms 50-60 mm long, less strongly ... [details]

Diagnosis

for Perometra diomedeae (AH Clark, 1907)

Perometra with 10 arms only, to 90 mm long; P_a usually absent; synarthrial tubercles extravagantly developed; 35-55 ... [details]

Diagnosis

for Perometra pusilla (Carpenter, 1888)

Perometra with 10 arms (in the unique holotype) ~30 mm long; cirri XVII, up to 6 mm long with 28 segments (about a ... [details]

Diagnosis

for Perometra robusta (AH Clark, 1937)

Perometra with cirri to 20 mm long when arm length is 60 mm, rather stout basally, with 39-47 segments; longer ... [details]

Diagnosis

for Phrixometra exigua (Carpenter, 1888)

Phrixometra with cirri of up to 20 cirrals, wider distally; longest cirrals in peripheral cirri with L/W ratio ~3. ... [details]

Diagnosis

for Phrixometra longipinna antarctica John, 1938

Similar to the types of Phrixometra longipinna longipinna but with more cirri (45), fewer cirrals (17-19), more ... [details]

Diagnosis

for Phrixometra longipinna longipinna (Carpenter, 1888)

P. longipinna with cirri ~30, of 20-25 cirrals. Proximal pinnules all long;, P₁ reaching to about brachial 12, with ... [details]

Diagnosis

for Phrixometra nutrix (Mortensen, 1918)

Phrixometra with cirri ~45, with <20 cirrals. P₁ of ~14 segments; P₂ usually first genital pinnule, similar in length and number ... [details]