Number of Freshwater Invertebrate Species
Taxon |
World |
Nearctic |
Texas (Others) |
Other States |
Texas |
---|---|---|---|---|---|
Porifera |
219 35 |
30 2 |
14 |
||
Cnidaria |
<40 34 |
9-10 34 |
6 |
||
Turbellaria |
1303 36 |
221 36 |
3 Arizona (1981) 5 7 Arkansas (1979) 6 4 New Mexico (1979) 6 |
19 |
|
Gastrotricha |
332 38 |
71 38 |
1 |
||
Bryozoa |
88 39 |
32 39 |
7 |
||
Entoprocta |
2 1 |
1 2 |
1 |
||
Nematomorpha |
326 44 |
18 44 |
3 |
||
Nemertea |
22 43 |
2 43 |
1 |
||
Tardigrada |
910 40 |
214 40 |
19 19 |
14 Louisiana (2007) 19 15 Florida (2007) 19 15 New Mexico (1972) 9 |
20 |
Nematoda |
>1808 37 |
362 37 |
3 |
||
Rotifera |
2030 45 |
884 45 |
109 |
||
ANNELIDA |
|||||
Polychaeta |
168 41 |
33 41 |
11 |
||
Branchiobdellida |
147 33 |
130 2 |
5 |
||
Oligochaeta |
1119 47 |
238 47 |
79 |
||
Hirudinea |
482 48 |
79 48 |
28 |
||
MOLLUSCA |
|||||
Gastropoda |
~4000 50 |
585 50 |
70 13 |
121 |
|
Bivalvia |
1026 49 |
351 49 |
78 2 |
67 Oklahoma (1989) 2 48 Kansas (2008) 14 |
104 |
CRUSTACEA |
|||||
---|---|---|---|---|---|
Cladocera |
620 51 |
189 51 |
58 16 |
53 Oklahoma (1958) 15 |
96 |
Copepoda |
2814 52 |
347 52 |
74 |
||
Ostracoda |
1936 53 |
298 53 |
52 18 |
59 |
|
Amphipoda |
1870 54 |
236 54 |
36 |
||
Isopoda |
942 55 |
130 55 |
25 |
||
Decapoda |
2601 56 |
418 56 |
59 |
||
Bathynellacea |
219 59 |
12 59 |
1 |
||
Anostraca |
307 57 |
64 57 |
18 |
||
Arguloida |
113 58 |
18 58 |
11 |
||
"Conchostraca" |
186 57 |
21 57 |
15 |
||
Mysida |
72 61 |
11 61 |
3 |
||
Notostraca |
15 57 |
7 51 |
1 |
||
Thermosbaenacea |
18 60 |
1 60 |
1 |
||
Acari |
6146 62 |
1068 62 |
85 |
INSECTA |
|||||
---|---|---|---|---|---|
Plecoptera |
3497 65 |
650 65 |
29 27 |
25 Oklahoma (1974) 28
26 Arizona (1974) 28 34 New Mexico (1974) 28 |
45 |
Ephemeroptera |
3046 63 |
650 63 |
104 29 |
89 Oklahoma (2006) 32 66 Arizona (1995) 26 |
165 |
Odonata |
5680 70 |
451 70 |
211 30 |
132 Oklahoma (2006) 32 |
261 |
Collembola |
414 64 |
49 64 |
21 |
||
Megaloptera |
328 68 |
46 68 |
6 |
||
Orthoptera |
188 67 |
10 67 |
3 |
||
Neuroptera |
73 68 |
6 68 |
3 |
||
Lepidoptera |
739 42 |
49 42 |
16 |
||
Hymenoptera |
150 66 |
53 66 |
5 |
||
Heteroptera |
4656 71 |
424 71 |
192 |
||
Coleoptera |
12604 69 |
1419 69 |
339 |
||
Trichoptera |
12627 72 |
1461 72 |
199 31 |
146 Oklahoma (2006) 32 |
240 |
Diptera |
37226 73 |
4558 73 |
817 |
||
Totals: | 113,109 |
15,907 |
3,044 |
References for Table (complete citations in bibliography)
1. Strayer 2006
2. Pennak 1989 (US)
33. Fetzner 2008
34. Jankowski Collins Campbell 2008
35. Manconi & Pronzato 2008
36. Schockaert et al 2008
37. Abebe Decraemer Ley 2008
38. Balsamo et al. 2008
39. Massard & Geimer 2008
40. Garey McInnes Nichols 2008 (limnoterrestrial and truly aquatic species)
41. Blasby & Timm 2008
42. Mey & Speidel 2008
43. Sundberg & Gibson 2008
44. Poinar 2008
45. Segers 2008
46. estimated based on total numbers and number of exclusively marine species given in Segers 2008
47. Martin et al 2008
48. Sket & Trontelj 2008
49. Bogan 2008
50. Strong et al 2008
51. Forro et al 2008
52. Boxshall &Defaye 2008
53. Martens et al 2008
54. Vainola et al 2008
55. Wilson 2008
56. Grave, Cai & Anker 2008; Yeo et al 2008; and Crandall & Buhay 2008
57. Brendon et al 2008
58. Poly 2008
59. Camacho & Valdecasas 2008
60. Jaume 2008
61. Porter, Meland Price 2008
62. DiSabatino et al 2008; Bartsch 2008; and Schatz & Behan-Pellotier 2008
63. Barber-James et al 2008
64. Deharvena D’Haese Bedus 2000
65. Fochetti & Tierno de Figueroa 2008
66. Bennett 2008
67. Amedeanato & Devriese 2008
68. Cover & Resh 2008
69. Jach & Balke 2008
70. Kalkman et al. 2008
71. Polhemus & Polhemus 2008
72. de Moore & Ivanov 2008
73. estimate based on data in: Rueda 2008; Ferrington 2008; Currie & Adler 2008,
Merritt & Cummins 1996